Professor John Donegan

Professor John Donegan

Professor, Physics

3531896 1987https://www.tcd.ie/Physics/research/themes/photonics/

Biography

Prof. John Donegan received BSc and PhD degrees from University College Galway in 1982 and 1986. He had post-doctoral appointments in Lehigh University, Bethlehem, USA and in Max-Planck Institut für Festkörperforschung, Stuttgart, Germany. He arrived back in Ireland in 1990 taking an appointment with the newly created Optronics Ireland research centre under the supervision of John Hegarty. He was appointed to the academic staff in Trinity College Dublin in 1993, he is now a Fellow of Trinity College Dublin and Professor in the School of Physics. He is a fellow of the Institute of Physics, a senior member of the IEEE and the American Physical Society and the Optical Society of America. He was the Head of School of Physics in TCD from 2008-2011. His research is in Photonics, the Science and Technology of the creation, detection and use of light. Professor Donegan has had collaborations with Ludwig-Maximilians-Universitaet Muenchen, and Université de Reims, Presently, he has collaborations with University of Erlangen-Nurenburg, Huazhong University of Science and Technology, Wuhan and with industrial laboratories in Nokia-Bell Labs, and Western Digital Corporation. He has published over 350 papers in journals and conference proceedings with over 8000 citations and a h-index of 38. He has 8 granted patents.

Publications and Further Research Outputs

  • Savateeva, D., Melnikau, D., McCarthy, J.E., (...), Rusakov, K.I., Rakovich, Y.P. , Optical properties of hollow polymer microspheres loaded with semiconductor quantum dots, International Conference on Transparent Optical Networks, International Conference on Transparent Optical Networks , Graz; Austria, 6-10 July, 2014, pp6876653-Conference Paper, 2014, DOI
  • Caridad, J.M., McCloskey, D., Donegan, J.F., Krstić, V., Controllable growth of metallic nano-helices at room temperature conditions, Applied Physics Letters, 105, (23), 2014, p233114-Journal Article, 2014, DOI , TARA - Full Text
  • Abdullaev, A. Lu, Q. Guo, W.-H. Nawrocka, M. Bello, F. O'Callaghan, J. Donegan, J.F., Linewidth characterization of integrable slotted single-mode lasers, Photonics Technology Letters, , 26, (22), 2014, p2225 - 2228Journal Article, 2014, DOI , URL
  • Nawrocka, M. Lu, Q. Guo, W.-H. Abdullaev, A. Bello, F. O'Callaghan, J. Cathcart, T. Donegan, J.F., Widely tunable six-section semiconductor laser based on etched slots, Optics Express, 22, (16), 2014, p18949 - 18957Journal Article, 2014, DOI , URL
  • Bello, F. Abdullaev, A. Nawrocka, M. Lu, Q.Y. Donegan, J.F., FDTD linewidth characterization for a partially slotted, high-order laser , Proceedings of IEEE Photonics Conference, IPC 2014, IEEE Photonics Conference, IPC 2014, San Diego; United States, 12-16 Oct, 2014, pp455-456Conference Paper, 2014, DOI
  • McCloskey, D. Donegan, J.F., The Cartesian oval as a planar elliptical solid immersion lens , International Conference on Transparent Optical Networks, 2014, 6876329-Conference Paper, 2014, DOI
  • Harvey A, Backes C, Gholamvand Z, Hanlon D, Mcateer D, Nerl H.C, Mcguire E, Seral-Ascaso A, Ramasse Q.M, Mcevoy N, Winters S, Berner N.C, Mccloskey D, Donegan J.F, Duesberg G.S, Nicolosi V, Coleman J.N, Preparation of gallium sulfide nanosheets by liquid exfoliation and their application as hydrogen evolution catalysts, Chemistry of Materials, 27, (9), 2015, p3483 - 3493Journal Article, 2015, DOI , URL , TARA - Full Text
  • Darcy, R.T., Lunney, J.G., Donegan, J.F., Internal conical diffraction of a top-hat beam, Proceedings of CLEO_QELS 2015, CLEO: QELS - Fundamental Science, CLEO_QELS 2015, San Jose; United States, 10 -15 May 2015 , 2015, pp1551-Conference Paper, 2015
  • Caridad J.M, McCloskey D, Rossella F, Bellani V, Donegan J.F, Krsti- V, Effective Wavelength Scaling of and Damping in Plasmonic Helical Antennae, ACS Photonics, 2, (6), 2015, p675 - 679Journal Article, 2015, DOI , URL
  • Abdullaev, A., Lu, Q., Guo, W., (...), O'Callaghan, J., Donegan, J.F., Improved performance of tunable single mode laser array based on non uniformly spaced slots, CLEO: QELS - Fundamental Science, CLEO_QELS 2015, CLEO: QELS - Fundamental Science, CLEO_QELS 2015, San Jose; United States, 10-15 May, 2015, pp1551-Conference Paper, 2015, DOI
  • David McCloskey, Kyle E. Ballantine, Paul R. Eastham, and John F. Donegan, Photonic nanojets in Fresnel zone scattering from non-spherical dielectric particles, Optics Express, 20, 2015, p26326-Journal Article, 2015, DOI
  • Kyle E. Ballantine, John F. Donegan, Paul R. Eastham, There are many ways to spin a photon: Half-quantization of a total optical angular momentum, Science Advances, 2, (4), 2016, pe1501748Journal Article, 2016, DOI , URL , TARA - Full Text
  • Backes C, Paton K.R, Hanlon D, Yuan S, Katsnelson M.I, Houston J, Smith R.J, McCloskey D, Donegan J.F, Coleman J.N, Spectroscopic metrics allow in situ measurement of mean size and thickness of liquid-exfoliated few-layer graphene nanosheets, Nanoscale, 8, (7), 2016, p4311 - 4323Journal Article, 2016, DOI , URL , TARA - Full Text
  • Harvey A, He X, Godwin I.J, Backes C, McAteer D, Berner N.C, McEvoy N, Ferguson A, Shmeliov A, Lyons M.E.G, Nicolosi V, Duesberg G.S, Donegan J.F, Coleman J.N, Production of Ni(OH)2 nanosheets by liquid phase exfoliation: From optical properties to electrochemical applications, Journal of Materials Chemistry A, 4, (28), 2016, p11046 - 11059Journal Article, 2016, DOI , URL , TARA - Full Text
  • Fox D.S, Zhou Y, Maguire P, Oneill A, Ã"coileaín C, Gatensby R, Glushenkov A.M, Tao T, Duesberg G.S, Shvets I.V, Abid M, Abid M, Wu H.-C, Chen Y, Coleman J.N, Donegan J.F, Zhang H, Nanopatterning and Electrical Tuning of MoS<inf>2</inf> Layers with a Subnanometer Helium Ion Beam, Nano Letters, 15, (8), 2015, p5307 - 5313Journal Article, 2015, DOI , URL
  • A.V. Baranov, Yu. P. Rakovich, and J. F. Donegan, T. S. Perova, R.A. Moore, D.V. Talapin, A.L. Rogach, Y.Masumoto, and I. Nabiev, Effect of ZnS Shell Thickness on the Phonon Spectra in CdSe Quantum Dots, Physical Review B, 68, (16 ), 2003, p1 - 7Journal Article, 2003, TARA - Full Text
  • Zheng J.-Y, Xu H, Wang J.J, Winters S, Motta C, Karademir E, Zhu W, Varrla E, Duesberg G.S, Sanvito S, Hu W, Donegan J.F, Vertical Single-Crystalline Organic Nanowires on Graphene: Solution-Phase Epitaxy and Optical Microcavities, Nano Letters, 16, (8), 2016, p4754 - 4762Journal Article, 2016, DOI , URL
  • O'Brien M, McEvoy N, Motta C, Zheng J.-Y, Berner N.C, Kotakoski J, Elibol K, Pennycook T.J, Meyer J.C, Yim C, Abid M, Hallam T, Donegan J.F, Sanvito S, Duesberg G.S, Raman characterization of platinum diselenide thin films, 2D Materials, 3, (2), 2016, p021004-Journal Article, 2016, DOI , URL
  • Y. Rakovich, M. Gerlach, E. McCabe, J. Donegan, T.S. Perova, R.A. Moore, N. Gaponik, Anti-Stokes Emission and Resonance-Enhanced Raman Scattering from Spherical Microcavities with CdTe Quantum Dots., SPIE-Plotonics 2004, Strasbourg, France, 2004Conference Paper, 2004
  • O'Kelly C.J, Fairfield J.A, McCloskey D, Manning H.G, Donegan J.F, Boland J.J, Associative Enhancement of Time Correlated Response to Heterogeneous Stimuli in a Neuromorphic Nanowire Device, Advanced Electronic Materials, 2, (6), 2016, p1500458 -Journal Article, 2016, DOI , URL , TARA - Full Text
  • Zhong, C., Ballantine, K.E., Kervick, C., Smith, C.M., Mullarkey, D., Shvets, I.V., Donegan, J.F., McCloskey, D., Mapping of surface plasmon dispersion in thin Ag-Au layered composite films, Journal of the Optical Society of America B: Optical Physics, 33, (4), 2016, p566-573Journal Article, 2016, DOI
  • Savateeva, D., Donegan, J.F., Rakovich, Y.P., Anti-stokes emission in whispering gallery mode microcavities with semiconductor quantum dots, International Conference on Transparent Optical Networks, 2015-August, 2015Journal Article, 2015
  • Abdullaev, A., Lu, Q., Guo, W., Wallace, M.J., Nawrocka, M., Bello, F., Benson, A., O'Callaghan, J., Donegan, J.F., Improved performance of tunable single-mode laser array based on high-order slotted surface grating, Optics Express, 23, (9), 2015, p12072-12078Journal Article, 2015, DOI
  • Mathews, I., Abdullaev, A., Lei, S., Enright, R., Wallace, M.J., Donegan, J.F., Reducing thermal crosstalk in ten-channel tunable slotted-laser arrays, Optics Express, 23, (18), 2015, p23380-23393Journal Article, 2015, DOI
  • Bello, F., Abdullaev, A., Wallace, M., Nawrocka, M., Lu, Q., Guo, W., Donegan, J.F., Traveling wave analysis for a high-order grating, partially slotted laser, IEEE Journal of Quantum Electronics, 51, (11), 2015, 7286713-Journal Article, 2015, DOI
  • Bello, F., Lu, Q.Y., Abdullaev, A., Nawrocka, M., Donegan, J.F., Linewidth and noise characterization for a partially-slotted, single mode laser, IEEE Journal of Quantum Electronics, 50, (9), 2014, p755-759Journal Article, 2014, URL
  • Yang, H., Morrissey, P., Luc, Q.Y., Cotter, W., Daunt, C.L.L.M., O'Callaghan, J., Guo, W.H., Han, W., Donegan, J.F., Corbett, B., Peters, F.H., Single facet slotted fabry-perrot laser and its application in photonic integrated circuits, Proceedings of SPIE - The International Society for Optical Engineering, 8552, 2012Journal Article, 2012
  • Sukhanova, A., Bouchonville, N., Rakovich, A., Molinari, M., Rakovich, Y.P., Donegan, J.F., Troyon, M., Oleinikov, V.A., Artemyev, M., Nabiev, I., Energy transfer from quantum dots improves proton pumping and photovoltaic proprieties of membrane protein bacteriorhodopsin within the QD/bacteriorhodopsin hybrid material, ACS National Meeting Book of Abstracts, 2011Journal Article, 2011
  • Rakovich, A., Sukhanova, A., Lukashev, E., Zagidullin, V., Pachenko, V., Rubin, A.B., Rakovich, Y.P., Govorov, A.O., Nabiev, I., Donegan, J.F., Semiconductor quantum dots as light-harvesting antennae for artificial photosynthesis applications, ACS National Meeting Book of Abstracts, 2011Journal Article, 2011
  • Rakovich, Y.P., Donegan, J.F., Anti-Stokes photoluminescence in semiconductor nanocrystal quantum dots, Semiconductor Nanocrystal Quantum Dots: Synthesis, Assembly, Spectroscopy and Applications, 2008, p257-275Journal Article, 2008
  • Yu.P. Rakovich, M. Gerlach, A.L. Bradley, J.F. Donegan, T.M. Connolly, J.J. Boland, M.A. Przyjalgowski, A. Ryder, N.Gaponik and A.L. Rogach, Confined optical modes in small photonic molecules with semiconductor nanocrystals, Journal of Applied Physics, 96, (11), 2004, p6761 - 6765Journal Article, 2004, DOI , URL , TARA - Full Text
  • T. Krug, M. Lynch, A. L. Bradley, J. F. Donegan, L. P. Barry, H. Folliot, J. S. Roberts and G. Hill, High-sensitivity two-photon absorption microcavity autocorrelator, IEEE Photonics Technology Letters, 16, 2004, p1543 - 1545Journal Article, 2004, DOI , URL , TARA - Full Text
  • Jennings B.D, McCloskey D, Gough J.J, Hoang T, Abadia N, Zhong C, Karademir E, Bradley A.L, Donegan J.F, Characterisation of multi-mode propagation in silicon nitride slab waveguides, Journal of Optics (United Kingdom), 19, (1), 2017, p015604-Journal Article, 2017, DOI , URL
  • Jennings B.D, Abadia N, Zhong C, Karademir E, McCloskey D, Donegan J.F, Fluorescence imaging of waveguide mode beating and propagation in tapered and bend regions, 2016 Conference on Lasers and Electro-Optics, CLEO 2016, 2016, 2016Conference Paper, 2016, URL
  • Zheng J.-Y, Wang J.J, Xu H, Purcell-Milton F, Zhong C, Gun'Ko Y.K, Donegan J.F, Fast and scalable synthesis of lead halide perovskite nanowires for tunable room-temperature nanolasers, 2016 Conference on Lasers and Electro-Optics, CLEO 2016, 2016, 2016Conference Paper, 2016, URL
  • Zhong C, McCloskey D, Wang J.J, Jennings B.D, Abadia N, Karademir E, Zheng J.-Y, Donegan J.F, Nano-focusing in an air-slot plasmonic waveguide with a tapered grating coupler, 2016 Conference on Lasers and Electro-Optics, CLEO 2016, 2016, 2016Conference Paper, 2016, URL
  • Evolution of optical phonons in CdSe/ZnS quantum dots: Raman spectroscopy in, editor(s)Editors: V.E. Borisenko, S.V. Gaponenko and V.S. Gurin , Physics, Chemistry and Application of Nanostructures, World Scientific, 2003, pp132 - 135, [A. V. Baranov, T. S. Perova, R.A. Moore, Yu. P. Rakovich, J. F. Donegan, and D. Talapin]Book Chapter, 2003
  • F. Renzoni, J. F. Donegan, C.H. Patterson, Optical gain and linewidth enhancement factor in bulk GaN, Semiconductor Science and Technology, 14, (6), 1999, p517 - 520Journal Article, 1999, DOI
  • D Cole, JG Lunney, FP Logue, JF Donegan and JMD Coey, GAN thin films produced by pulsed laser deposition, Materials science and engineering b-solid state materials for advanced technology, 48, (3), 1997, p239 - 243Journal Article, 1997, DOI
  • M. Cazzanelli, D. Cole, J.F. Donegan, JG Lunney, PG Middleton, KP O'Donnell, C. Vinegoni and L. Pavesi, Photoluminescence of localised excitons in pulsed laser-deposited GAN, Applied Physics Letters, 73, (23), 1998, p3390 - 3392Journal Article, 1998, DOI
  • M. Cazzanelli, D. Cole, J. Versluijs, JF Donegan and JG Lunney , Pulsed laser deposition of GAN thin films, Materials science and engineering b-solid state materials for advanced technology, 59, (1-3), 1999, p98 - 103Journal Article, 1999, DOI
  • Caridad, J.M. and Winters, S. and McCloskey, D. and Duesberg, G.S. and Donegan, J.F. and KrstiÄ , V., Hot-Volumes as Uniform and Reproducible SERS-Detection Enhancers in Weakly-Coupled Metallic Nanohelices, Scientific Reports, 7, (45548), 2017Journal Article, 2017, DOI , URL , TARA - Full Text
  • Shen, C. and Zhong, C. and Liu, D. and Lian, X. and Zheng, J. and Wang, J. and Semenova, Y. and Farrell, G. and Albert, J. and Donegan, J.F., Measurements of milli-Newton surface tension forces with tilted fiber Bragg gratings, Optics Letters, 43, (2), 2018, p255-258Journal Article, 2018, DOI , URL
  • Bello, F. and Page, A.F. and Pusch, A. and Hamm, J.M. and Donegan, J.F. and Hess, O., Combining ϵ-Near-Zero Behavior and Stopped Light Energy Bands for Ultra-Low Reflection and Reduced Dispersion of Slow Light, Scientific Reports, 7, (1), 2017Journal Article, 2017, DOI , URL , TARA - Full Text
  • O'Brien, S.A. and Harvey, A. and Griffin, A. and Donnelly, T. and Mulcahy, D. and Coleman, J.N. and Donegan, J.F. and McCloskey, D., Light scattering and random lasing in aqueous suspensions of hexagonal boron nitride nanoflakes, Nanotechnology, 28, (47), 2017Journal Article, 2017, DOI , URL
  • Sun, W. and Zhao, G. and Zhang, P. and Wallace, M. and Bello, F. and Lu, Q. and Guo, W. and Donegan, J.F., Design of 1.3-Î"m High-Performance Directly Modulated Lasers Based on High-Order Slotted Surface Gratings, IEEE Journal of Quantum Electronics, 53, (5), 2017, p2000509 -Journal Article, 2017, DOI , URL
  • Abadia, N. and Dai, X. and Lu, Q. and Guo, W.-H. and El-Fiky, E. and Plant, D.V. and Donegan, J.F., Novel polarization beam splitter based on p-i-n structure for an indium phosphide platform, Transparent Optical Networks (ICTON), 2017 19th International Conference on, International Conference on Transparent Optical Networks, 2-6 JUly, 2017, pp8024837-Conference Paper, 2017, DOI , URL
  • Wallace, M.J. and Meehan, R.O. and Enright, R. and Bello, F. and McCloskey, D. and Barabadi, B. and Wang, E.N. and Donegan, J.F., Athermal operation of multi-section slotted tunable lasers, Optics Express, 25, (13), 2017, p14426-14438Journal Article, 2017, DOI , URL , TARA - Full Text
  • Wallace, M.J. and O'Reilly Meehan, R. and Enright, R. and Bello, F. and Donegan, J.F., Athermal operation of a multi-section laser for optical communications, OSA Technical Digest (online), Optical Fiber Communication Conference , 2017, pp7937373-Conference Paper, 2017, URL
  • Abadía, N. and Dai, X. and Lu, Q. and Guo, W.-H. and Patel, D. and Plant, D.V. and Donegan, J.F., Highly fabrication tolerant InP based polarization beam splitter based on p-i-n structure, Optics Express, 25, (9), 2017, p10070-10077Journal Article, 2017, DOI , URL , TARA - Full Text
  • Wallace, M.J. and Meehan, R.O. and Enright, R. and Bello, F. and Donegan, J.F., Athermal operation of a multi-section laser for optical communications, Optical Fiber Communication Conference OSA Technical Digest, Optical Fiber Communication Conference, Optical Society of America , 2017, ppW2A.3-Conference Paper, 2017, DOI , URL
  • Sun, W. and Lu, Q. and Guo, W. and Wallace, M. and Bello, F. and Donegan, J.F., Analysis of high-order slotted surface gratings by the 2-d finite-difference time-domain method, Journal of Lightwave Technology, 35, (1), 2017, p96-102Journal Article, 2017, DOI , URL
  • Nicolás Abadía, Frank Bello, Chuan Zhong, Patrick Flanigan, David M. McCloskey, Christopher Wolf, Alexander Krichevsky, Daniel Wolf, Fenghua Zong, Alireza Samani, David V. Plant, and John F. Donegan, Optical and thermal analysis of the light-heat conversion process employing an antennabased hybrid plasmonic waveguide for HAMR, Optics Express, 26, (2), 2018, p1752-1765Journal Article, 2018, DOI , TARA - Full Text
  • Alan Shaw, John F. Donegan, James G. Lunney, and Louise Bradley , Optical design of GaN resonant cavity LEDs emitting at 510 nm for use in plastic optical fibre applications, Conference Title: Opto-Ireland 2002: Optics and Photonics Technologies and Applications , Galway, Ireland , 05 September 2002 , edited by Thomas J. Glynn , 4876, (1), 2003, pp184-195Conference Paper, 2003, DOI , TARA - Full Text
  • A. Shaw, A.L. Bradley, J. F. Donegan and J. G. Lunney, GaN resonant cavity light-emitting diodes for plastic optical fibre applications, IEEE Photonics Technology Letters, 16, (9), 2004, p2006 - 2008Journal Article, 2004, DOI , TARA - Full Text
  • Zheng, J.-Y. and Wang, J.J. and Manning, H. and Zhong, C. and Purcell-Milton, F. and Meehan, R.O. and Cunningham, G. and Enright, R. and Gun'ko, Y.K. and Boland, J. and Donegan, J.F., Synthesis of millimeter-size freestanding perovskite nanofilms from single-crystal lead bromide for optoelectronic devices, 2017-January, 2017, pp1-2Conference Paper, 2017, DOI , URL
  • Griffin, A. and Harvey, A. and Cunningham, B. and Scullion, D. and Tian, T. and Shih, C.-J. and Gruening, M. and Donegan, J.F. and Santos, E.J.G. and Backes, C. and Coleman, J.N., Spectroscopic Size and Thickness Metrics for Liquid-Exfoliated h -BN, Chemistry of Materials, 30, (6), 2018, p1998-2005Journal Article, 2018, DOI , URL , TARA - Full Text
  • Chuan Zhong, Patrick Flanigan, Nicolás Abadía, Brian Jennings, Frank Bello, Gwenael Atcheson, Jing Li, Jian-Yao Zheng, Richard Hobbs, David McCloskey and John F. Donegan, High Coupling Efficiency Adiabatic Near-field Transducer for (HAMR), 2018 Conference on Lasers and Electro-Optics, CLEO 2018, CLEO: Applications and Technology, 2018, OSA, 2018, pp1-Conference Paper, 2018, DOI , URL
  • Brian D. Jennings, David McCloskey, Alexander Krichevsky, Christopher Wolf, Frank Bello, Ertuğrul Karademir, and John F. Donegan, Planar Focusing Element Based on Scattering Structures in a Dielectric Waveguide, 2018 Conference on Lasers and Electro-Optics, CLEO 2018, CLEO: Applications and Technology, 2018, OSA, 2018, pp1-Conference Paper, 2018, DOI , URL
  • Chuan Zhong, Patrick Flanigan, Nicolás Abadía, Frank Bello, Brian D. Jennings, Gwenael Atcheson, Jing Li, Jian-Yao Zheng, Jing Jing Wang, Richard Hobbs, David McCloskey and John F. Donegan, Effective heat dissipation in an adiabatic near-field transducer for HAMR, Optics Express, 26, (15), 2018, p18842--18854Journal Article, 2018, DOI , URL , TARA - Full Text
  • Brian D. Jennings, Frank Bello, Alexander Krichevsky, Christopher Wolf, Ertuğrul Karademir, Robert Whelan, John F. Donegan and David McCloskey, Focusing element formed by scattering structures in a planar dielectric waveguide, Optics Letters, 43, (15), 2018, p3477--3480Journal Article, 2018, DOI , URL
  • Caridad, J.M. and Winters, S. and McCloskey, D. and Duesberg, G.S. and Donegan, J.F. and KrstiÄ , V., Control of the plasmonic near-field in metallic nanohelices, Nanotechnology, 29, (32), 2018Journal Article, 2018, DOI , URL
  • Abbott, W.M. and Corbett, S. and Cunningham, G. and Petford-Long, A. and Zhang, S. and Donegan, J.F. and McCloskey, D., Solid state dewetting of thin plasmonic films under focused cw-laser irradiation, Acta Materialia, 145, 2018, p210-219Journal Article, 2018, DOI , URL
  • Shen, C. and Lian, X. and Kavungal, V. and Zhong, C. and Liu, D. and Semenova, Y. and Farrell, G. and Albert, J. and Donegan, J.F., Optical spectral sweep comb liquid flow rate sensor, Optics Letters, 43, (4), 2018, p751-754Journal Article, 2018, DOI , URL
  • Harvey, A. and Backes, C. and Boland, J.B. and He, X. and Griffin, A. and Szydlowska, B. and Gabbett, C. and Donegan, J.F. and Coleman, J.N., Non-resonant light scattering in dispersions of 2D nanosheets, Nature communications, 9, (1), 2018, p4553Journal Article, 2018, DOI , URL , TARA - Full Text
  • Bello, F. and Sanvito, S. and Hess, O. and Donegan, J.F., Shaping and Storing Magnetic Data Using Pulsed Plasmonic Nanoheating and Spin-Transfer Torque, ACS Photonics, 6, (6), 2019, p1524-1532Journal Article, 2019, DOI , URL
  • Wallace, M.J. and Jain, G. and McKenna, R. and Bello, F. and Donegan, J.F., Tuning behaviour of slotted vernier widely tunable lasers, Optics Express, 27, (12), 2019, p17122-17137Journal Article, 2019, DOI , URL , TARA - Full Text
  • Abbott, W.M. and Murray, C.P. and Zhong, C. and Smith, C. and McGuinness, C. and Rezvani, E. and Downing, C. and Daly, D. and Petford-Long, A.K. and Bello, F. and McCloskey, D. and Donegan, J.F., Less is more: Improved thermal stability and plasmonic response in Au films via the use of SubNanometer Ti Adhesion Layers, ACS Applied Materials and Interfaces, 11, (7), 2019, p7607-7614Journal Article, 2019, DOI , URL
  • Bello, F. and Orbrien, S. and McCloskey, D.M. and Donegan, J.F., Designing thin-film metamaterials by tuning effective ENZ behavior, 2018-November, (8570267), 2018, pp43-44Conference Paper, 2018, DOI , URL
  • Jain, G. and Wallace, M.J. and McKenna, R. and Brazel, K. and Bello, F. and Lu, Q. and Guo, W. and Donegan, J.F., Design optimization for semiconductor lasers with high-order surface gratings having multiple periods, Journal of Lightwave Technology, 36, (22), 2018, p5121-5129Journal Article, 2018, DOI , URL
  • Abadía, N. and Saber, M.D.G. and Bello, F. and Samani, A. and El-Fiky, E. and Wang, Y. and Donegan, J.F. and Plant, D.V., CMOS-compatible multi-band plasmonic TE-pass polarizer, Optics Express, 26, (23), 2018, p30292-30304Journal Article, 2018, DOI , URL , TARA - Full Text
  • Bello, F. and Wallace, M.J. and McKenna, R. and Jain, G. and Lu, Q.Y. and Guo, W.H. and Donegan, J.F., Athermal tuning for a two-section, all-active DBR laser with high-order grating, IEEE Photonics Journal, 10, (5), 2018Journal Article, 2018, DOI , URL , TARA - Full Text
  • Bello, F. and Orhan, O.K. and Abadia, N. and O'Regan, D.D. and Donegan, J.F., Material Characterization and Thermal Performance of Au Alloys in a Thin-Film Plasmonic Waveguide, OSA Technical Digest, CLEO: Applications and Technology 2019,, San Jose, California United States, , 5-10 May, (8749235), 2019, JTu2A.110-Conference Paper, 2019, DOI , URL
  • Jain, G. and Wallace, M.J. and Pascual, M.D.G. and McKenna, R. and Smyth, F. and Braddell, J. and Anandarajah, P.M. and Donegan, J.F., Athermal Operation of Multi-Section PIC, Conference on Lasers and Electro-Optics, San Jose, California United States, May, (8749886), 2019Conference Paper, 2019, DOI , URL
  • Abbott, W.M. and Murray, C.P. and Lochlainn, S.N. and Bello, F. and Zhong, C. and Smith, C. and Petford-Long, A.K. and Donegan, J.F. and McCloskey, D., A Comparison of Metal Adhesion Layers for Au Films in Thermo-Plasmonic Applications, Conference on Lasers and Electro-Optics, San Jose, California United States, May, 2019, pp8749722-Conference Paper, 2019, DOI , URL
  • Mills, S. and Rotella, C. and McCarthy, E.K. and Hill, D.J. and Wang, J.-J. and Donegan, J.F. and Cahoon, J.F. and Sader, J.E. and Boland, J.J., Solvent-Engineered Stress in Nanoscale Materials, ACS Applied Materials and Interfaces, 10, (50), 2018, p44183-44189Journal Article, 2018, DOI , URL
  • Abbott, W.M. and Murray, C.P. and Zhong, C. and Smith, C.M. and McCloskey, D. and Donegan, J.F., Improved Performance Thermal Stability in Plasmonic Films with Thinner Adhesion Capping Layers, (8426364), 2018Conference Paper, 2018, URL
  • Abadia, N. and Dai, X. and Lu, Q. and Guo, W.-H. and Saber, M.G. and Plant, D.V. and Donegan, J.F., Novel polarization beam splitter with high fabrication tolerance, CLEO: QELS_Fundamental Science 2018, (8427265), 2018, pp1--Conference Paper, 2018, URL , TARA - Full Text
  • William M. Abbott, Christopher P. Murray, Sorcha Ní Lochlainn, Frank Bello, Chuan Zhong, Christopher Smith, Eoin K. McCarthy, Clive Downing, Dermot Daly, Amanda K. Petford-Long, Cormac McGuinness, Igor Igorovich Chunin, John F. Donegan, and David McCloskey, Comparison of Metal Adhesion Layers for Au Films in Thermoplasmonic Applications, ACS Applied Materials and Interfaces, 12, (11), 2020, p13503 - 13509Journal Article, 2020, DOI , URL
  • Xia Zhang, Jing Li, John F. Donegan, and A. Louise Bradley, Constructive and destructive interference of Kerker-type scattering in an ultrathin silicon Huygens metasurface, Physical Review Materials, 4, 2020, p125202Journal Article, 2020, DOI , TARA - Full Text
  • Weng, H. and Afridi, A.A. and Liu, J. and Li, J. and Dai, J. and Ma, X. and Zhang, Y. and Lu, Q. and Guo, W. and Donegan, J.F., Near-octave-spanning breathing soliton crystal in an AlN microresonator, Optics Letters, 46, (14), 2021, p3436-3439Journal Article, 2021, DOI , URL , TARA - Full Text
  • WENG, H. and LIU, J. and AFRIDI, A.A. and LI, J. and DAI, J. and MA, X. and ZHANG, Y. and LU, Q. and DONEGAN, J.F. and GUO, W., Directly accessing octave-spanning dissipative Kerr soliton frequency combs in an AlN microresonator, Photonics Research, 9, (7), 2021, p1351-1357Journal Article, 2021, DOI , URL , TARA - Full Text
  • Mickus, D. and Mckenna, R. and Murphy, C. and Donegan, J.F., Wide range thermal and athermal operation of slotted surface grating lasers, Optics Express, 29, (11), 2021, p16893-16903Journal Article, 2021, DOI , URL , TARA - Full Text
  • McDermott, M. and McKenna, R. and Murphy, C. and Mickus, D. and Weng, H.-Z. and Naimi, S. and Lu, Q. and Guo, W.-H. and Wallace, M. and Abadía, N. and Donegan, J.F., 1.3 µm wavelength tunable single-mode laser arrays based on slots, Optics Express, 29, (10), 2021, p15802-15812Journal Article, 2021, DOI , URL , TARA - Full Text
  • MCKENNA, R. and MICKUS, D. and NAIMI, S. and MURPHY, C. and MCDERMOTT, M. and CORBETT, S. and MCCLOSKEY, D. and DONEGAN, J.F., Spatially resolved self-heating and thermal impedance of laser diodes using CCD-TR imaging, OSA Continuum, 4, (4), 2021, p1271-1281Journal Article, 2021, DOI , URL , TARA - Full Text
  • Weng, H. and Liu, J. and Afridi, A.A. and Li, J. and Dai, J. and Ma, X. and Zhang, Y. and Lu, Q. and Donegan, J.F. and Guo, W., Octave-spanning Kerr frequency comb generation with stimulated Raman scattering in an AlN microresonator, Optics Letters, 46, (3), 2021, p540-543Journal Article, 2021, DOI , URL
  • Mckenna, R. and Corbett, S. and Naimi, S.T. and Mickus, D. and Mccloskey, D. and Donegan, J.F., Thermoreflectance Imaging of Semiconductor lasers with a Numerical Thermal Model, IEEE Journal of Selected Topics in Quantum Electronics, 2021Journal Article, 2021, DOI , URL , TARA - Full Text
  • Jain, G. and Gutierrez Pascual, M.D. and Wallace, M. and Donegan, J.F. and Prince, A.M., Experimental Investigation of External Optical Injection and its application in Gain-Switched Wavelength Tunable Optical Frequency Comb Generation, Journal of Lightwave Technology, 2021Journal Article, 2021, DOI , URL
  • Abbott, W.M. and Murray, C.P. and Bello, F. and Zhong, C. and Smith, C. and McGuinness, C. and Mamyraimov, D. and Petford-Long, A.K. and McCloskey, D. and Donegan, J.F., Combining Sub-nanometer Adhesion and Capping Layers for Thermally Stable Nanometer-Thick Au Films, ACS Applied Nano Materials, 3, (11), 2020, p10628-10633Journal Article, 2020, DOI , URL
  • Dai, X. and Zhao, G. and Lu, Q. and Donegan, J.F. and Guo, W., Optical 90°hybrid based on a 2Ã-4 MMI coupler integrated with a parrallel 2Ã-2 MMI coupler, 2020Conference Paper, 2020, URL
  • Zhang, P. and Liu, C. and Xiang, M. and Ma, X. and Zhao, G. and Tang, B. and Lu, Q. and Donegan, J.F. and Guo, W., Demonstration of corrugation pitch modulated (CPM) DFB lasers based on surface grating and oxide aperture, 2020Conference Paper, 2020, URL
  • Fazeli Jadidi, M. and Ã-zer, H.Ã-. and Goel, S. and Kilpatrick, J.I. and McEvoy, N. and McCloskey, D. and Donegan, J.F. and Cross, G.L.W., Distribution of shallow NV centers in diamond revealed by photoluminescence spectroscopy and nanomachining, Carbon, 167, 2020, p114-121Journal Article, 2020, DOI , URL
  • Dai, X. and Zhao, G. and Lu, Q. and Donegan, J.F. and Guo, W., Optical 90° Hybrid Based on a 2\times 4 MMI coupler Integrated with a Parrallel 2\times 2 MMI Coupler, (9365480), 2020Conference Paper, 2020, URL
  • Zhang, P. and Liu, C. and Xiang, M. and Ma, X. and Zhao, G. and Tang, B. and Lu, Q. and Donegan, J.F. and Guo, W., Demonstration of Corrugation Pitch Modulated (CPM) DFB Lasers Based on Surface Grating and Oxide Aperture, (9365507), 2020Conference Paper, 2020, URL
  • Bello, F. and Wolf, D. and Parker, G.J. and Wolf, C. and Krichevsky, A. and Zong, F. and Abadía, N. and Donegan, J.F., Optical, thermal, and bit-writing analysis of a directly coupled plasmonic waveguide for heat-assisted magnetic recording, OSA Continuum, 3, (8), 2020, p2010-2021Journal Article, 2020, DOI , URL , TARA - Full Text
  • Bello, F. and Kongsuwan, N. and Donegan, J.F. and Hess, O., Controlled Cavity-Free, Single-Photon Emission and Bipartite Entanglement of Near-Field-Excited Quantum Emitters, Nano Letters, 20, (8), 2020, p5830-5836Journal Article, 2020, DOI , URL
  • Liu, J. and Weng, H. and Afridi, A.A. and Li, J. and Dai, J. and Ma, X. and Long, H. and Zhang, Y. and Lu, Q. and Donegan, J.F. and Guo, W., Photolithography allows high-Q AlN microresonators for near octave-spanning frequency comb and harmonic generation, Optics Express, 28, (13), 2020, p19270-19280Journal Article, 2020, DOI , URL , TARA - Full Text
  • McKenna, R. and Naimi, S.T. and Corbett, S. and McCloskey, D. and Donegan, J.F., CCD-Thermoreflectance Imaging of Self-Heating in 1.5 Î"m Semiconductor Laser Diodes, 2020-May, (9192124), 2020Conference Paper, 2020, URL
  • Mickus, D. and Jain, G. and Naimi, S. and McKenna, R. and Murphy, C. and Donegan, J.F., Athermal Operation of Multi-Section Surface Grating Lasers for Applications Including Burst-Mode for TWDM-PONs, 2020-May, (9192448), 2020Conference Paper, 2020, URL
  • Zhang, P. and Liu, C. and Xiang, M. and Ma, X. and Tan, S. and Dai, X. and Liu, J. and Zhao, G. and Tang, B. and Lu, Q. and Donegan, J.F. and Guo, W., Easily Manufacturable GaAs/AlGaAs DFB Lasers with Shallow Surface Gratings and Oxide Aperture, 2020-May, (9193543), 2020Conference Paper, 2020, URL
  • Weng, H. and Liu, J. and Afridi, A.A. and Li, J. and Lu, Q. and Donegan, J.F. and Guo, W., AlN Microresonators Fabricated with Standard Photolithography for Broadband Kerr Frequency Comb Generation, 2020-May, (9193324), 2020Conference Paper, 2020, URL
  • Sun, W. and Wei, S. and Liu, G. and Dai, X. and Liu, J. and Tan, S. and Lu, Q. and Donegan, J.F. and Guo, W., Demonstration of 1300 nm Directly Modulated DBR Lasers Based on V-Shaped High-Order Slotted Surface-Grating, 2020-May, (9192234), 2020Conference Paper, 2020, URL
  • Donegan, J.F. and Ellis, A. and Donegan, J., Guest Editorial to the Special Issue on the 45th European Conference on Optical Communication (ECOC 2019), Journal of Lightwave Technology, 38, (9), 2020, p2575-2576Journal Article, 2020, DOI , URL
  • Dai, X. and Chen, Q. and Zhao, G. and Liu, Y. and Lu, Q. and Donegan, J.F. and Guo, W., High Performance InP-Based Polarization Beam Splitter with Reverse Bias and Injection Current, Journal of Lightwave Technology, 38, (8), 2020, p2336-2345Journal Article, 2020, DOI , URL
  • Wallace, M.J. and Naimi, S.T. and Jain, G. and McKenna, R. and Bello, F. and Donegan, J.F., Genetic algorithm optimization of high order surface etched grating tunable laser array, Optics Express, 28, (6), 2020, p8169-8184Journal Article, 2020, DOI , URL , TARA - Full Text
  • Jain, G. and Anandarajah, P.M. and McKenna, R. and Gutierrez-Pascual, D. and Smyth, F. and Braddell, J. and Donegan, J.F., Athermal chirp-compensated directly modulated PIC for uncooled DWDM, 11283, (112831X), 2020Conference Paper, 2020, DOI , URL
  • Liu, J. and Ma, X. and Wang, S. and Long, H. and Lu, Q. and Donegan, J. and Guo, W., High Q AlN ring cavity with wet chemical etching for post-treatment, 2019-November, 2019Conference Paper, 2019, URL
  • Sun, W. and Lu, Q. and Guo, W. and Donegan, J.F., Short cavity single-mode DBR lasers based on high-order slotted surface-gratings using narrow slot-width, 2019-November, 2019Conference Paper, 2019, URL
  • Dai, X. and Zhao, G. and Chen, Q. and Lu, Q. and Donegan, J.F. and Guo, W., High-performance InP-based Machâ€"Zehnder polarization beam splitter with a 19 dB extinction ratio across C-band, Optics Letters, 44, (17), 2019, p4299-4302Journal Article, 2019, DOI , URL
  • Wallace, M.J. and McKenna, R. and Jain, G. and Bello, F. and McCloskey, D. and Donegan, J.F., Athermal operation of high-order slotted lasers for communications applications, 2019-July, (8840551), 2019Conference Paper, 2019, DOI , URL
  • Jain, G. and Gutierrez-Pascual, D. and O'Duill, S. and Anandarajah, P.M. and Kaszubowska, A. and Smyth, F. and Barry, L.P. and Donegan, J.F. and Braddell, J., Directly modulated photonic integrated multi-section laser for next generation TWDM access networks, 2019, (CP765), 2019Conference Paper, 2019, URL
  • Yang, Y.-D. and Weng, H.-Z. and Wu, J.-L. and Hao, Y.-Z. and Tang, M. and Xiao, J.-L. and Donegan, J.F. and Huang, Y.-Z., Tunable dual-wavelength coupled-cavity semiconductor lasers, 2019, (CP765), 2019Conference Paper, 2019, URL
  • Liu, J. and Ma, X. and Wang, S. and Long, H. and Lu, Q. and Donegan, J. and Guo, W., High Q AlN ring cavity with wet chemical etching for post-treatment, Part F138-ACPC 2019, 2019Conference Paper, 2019, URL
  • Sun, W. and Lu, Q. and Guo, W. and Donegan, J.F., Short cavity single-mode DBR lasers based on high-order slotted surface-gratings using narrow slot-width, Part F138-ACPC 2019, 2019Conference Paper, 2019, URL
  • Zhang, P. and Liu, C. and Xiang, M. and Ma, X. and Zhao, G. and Lu, Q. and Donegan, J.F. and Guo, W., 850 nm GaAs/AlGaAs DFB lasers with shallow surface gratings and oxide aperture, Optics Express, 27, (22), 2019, p31225-31234Journal Article, 2019, DOI , URL , TARA - Full Text
  • Zhang, X. and Lawless, J. and Li, J. and Donegan, J.F. and Bradley, A.L. and Peters, L. and McEvoy, N., Absorbance enhancement of monolayer MoS2 in a perfect absorbing system, Physical Review Materials, 6, (4), 2022Journal Article, 2022, DOI
  • Xiang M., Zhang Y., Li G., Liu C., Chen Q., Lu Q., Huang L., Lu M., Donegan J., Guo W., Wide-waveguide high-power low-RIN single-mode distributed feedback laser diodes for optical communication, Optics Express, 30, (17), 2022, p30187 - 30197, p30187-30197Journal Article, 2022, DOI
  • Afridi A.A., Weng H., Li J., McKenna R., McDermott M., Tu H., Lu Q., Guo W., Donegan J.F., Effect of Thermal Tuning and Mode Coupling On Soliton Microcombs in AlN Microresonators, IEEE Journal of Selected Topics in Quantum Electronics, 2022Journal Article, 2022, DOI
  • Weng H., Afridi A.A., Li J., McDermott M., Tu H., Barry L.P., Lu Q., Guo W., Donegan J.F., Dual-mode microresonators as straightforward access to octave-spanning dissipative Kerr solitons, APL Photonics, 7, (6), 2022Journal Article, 2022, DOI
  • Weng H., Afridi A.A., Li J., McDermott M., Tu H., Barry L.P., Lu Q., Guo W., Donegan J.F., Erratum: Dual-mode microresonators as straightforward access to octave-spanning dissipative Kerr solitons (APL Photonics (2022) 7 (066103) DOI: 10.1063/5.0089036), APL Photonics, 7, (7), 2022Journal Article, 2022, DOI
  • Mickus D., Mckenna R., Murphy C., Donegan J., Multi-channel wide range athermal operation of slotted surface grating lasers for athermal DWDM, OSA Continuum, 1, (2), 2022, p345 - 354, p345-354Journal Article, 2022, DOI
  • Afridi A.A., Weng H., Li J., Liu J., McDermott M., Lu Q., Guo W., Donegan J.F., Breather solitons in AlN microresonators, OSA Continuum, 1, (1), 2022, p42 - 50, p42-50Journal Article, 2022, DOI
  • Mickus, Dovydas, Murphy, Caolan, Mckenna, Robert, Donegan, John F., Method to measure thermal impedance for all-active lasers using the athermalisation condition, Optics Continuum, 1, (3), 2022, p556Journal Article, 2022, DOI
  • Ali, Mugahid, Bello, Frank, Abadía, Nicolás, Huang, Fumin, Donegan, John, Elliptical plasmonic near-field transducer and v-shape waveguide designs for heat assisted magnetic recording, Optics Continuum, 1, (7), 2022, p1529Journal Article, 2022, DOI
  • Xiangyang Dai, Quanan Chen, Gongyuan Zhao, Yuanyuan Liu, Qiaoyin Lu, John F. Donegan, Weihua Guo, High Performance InP-Based Polarization Beam Splitter With Reverse Bias and Injection Current, Journal of Lightwave Technology, 38, (8), 2020, p2336--2345Journal Article, 2020
  • John F. Donegan, Andrew Ellis, John Donegan, Foreward to the Special Issue on the 45th European Conference on Optical Communication (ECOC 2019), Journal of Lightwave Technology, 38, (9), 2020, p2575--2576Journal Article, 2020
  • William M. Abbott, Christopher P. Murray, Frank Bello, Chuan Zhong, Christopher Smith, Cormac McGuinness, Daniyar Mamyraimov, Amanda K. Petford-Long, David McCloskey, John F. Donegan, Combining Sub-nanometer Adhesion and Capping Layers for Thermally Stable Nanometer-Thick Au Films, ACS Applied Nano Materials, 2020Journal Article, 2020
  • Majid Fazeli Jadidi and H. Özgür Özer and Saurav Goel and Jason I. Kilpatrick and Niall McEvoy and David McCloskey and John F. Donegan and Graham L.W. Cross, Distribution of shallow NV centers in diamond revealed by photoluminescence spectroscopy and nanomachining, Carbon, 167, 2020, p114--121Journal Article, 2020
  • Frank Bello and Daniel Wolf and Gregory J. Parker and Christopher Wolf and Alexander Krichevsky and Fenghua Zong and Nicol{\'{a, Optical, thermal, and bit-writing analysis of a directly coupled plasmonic waveguide for heat-assisted magnetic recording, OSA Continuum, 3, (8), 2020, p2010Journal Article, 2020
  • Jia Liu and Haizhong Weng and Adnan Ali Afridi and Jing Li and Jiangnan Dai and Xiang Ma and Hanling Long and Yi Zhang and Qiaoyin Lu and John F. Donegan and Weihua Guo, Photolithography allows high-Q AlN microresonators for near octave-spanning frequency comb and harmonic generation, Optics Express, 28, (13), 2020, p19270Journal Article, 2020
  • Frank Bello, Stefano Sanvito, Ortwin Hess, John F. Donegan, Shaping and Storing Magnetic Data Using Pulsed Plasmonic Nanoheating and Spin-Transfer Torque, ACS Photonics, 2019Journal Article, 2019
  • Zhang, P., Liu, C., Xiang, M., Ma, X., Zhao, G., Lu, Q., Donegan, J.F., Guo, W., 850 nm GaAs/AlGaAs DFB lasers with shallow surface gratings and oxide aperture, Optics Express, 27, (22), 2019, p31225-31234Journal Article, 2019
  • Wallace, M.J., McKenna, R., Jain, G., Bello, F., McCloskey, D., Donegan, J.F., Athermal operation of high-order slotted lasers for communications applications, International Conference on Transparent Optical Networks, 2019-July, 2019Journal Article, 2019
  • Dai, X., Zhao, G., Chen, Q., Lu, Q., Donegan, J.F., Guo, W., High-performance InP-based Mach"Zehnder polarization beam splitter with a 19 dB extinction ratio across C-band, Optics Letters, 44, (17), 2019, p4299-4302Journal Article, 2019
  • Caridad, J.M., Winters, S., McCloskey, D., Duesberg, G.S., Donegan, J.F., Krsti", V., Control of the plasmonic near-field in metallic nanohelices, Nanotechnology, 29, (32), 2018Journal Article, 2018
  • Shen, C., Lian, X., Kavungal, V., Zhong, C., Liu, D., Semenova, Y., Farrell, G., Albert, J., Donegan, J.F., Optical spectral sweep comb liquid flow rate sensor, Optics Letters, 43, (4), 2018, p751-754Journal Article, 2018
  • Abbott, W.M., Corbett, S., Cunningham, G., Petford-Long, A., Zhang, S., Donegan, J.F., McCloskey, D., Solid state dewetting of thin plasmonic films under focused cw-laser irradiation, Acta Materialia, 145, 2018, p210-219Journal Article, 2018
  • Frank Bello, Michael J. Wallace, Robert McKenna, Gaurav Jain, Qiaoyin Y. Lu, Weihua H. Guo, John F. Donegan, Athermal Tuning for a Two-Section, All-Active DBR Laser With High-Order Grating, IEEE Photonics Journal, 2018, p1--1Journal Article, 2018
  • Gaurav Jain, Michael J. Wallace, Robert McKenna, Kevin Brazel, Frank Bello, Qiaoyin Lu, Weihua Guo, John F. Donegan, Design Optimization for Semiconductor Lasers With High-Order Surface Gratings Having Multiple Periods, Journal of Lightwave Technology, 36, (22), 2018, p5121--5129Journal Article, 2018
  • Abadía, N., Saber, M.D.G., Bello, F., Samani, A., El-Fiky, E., Wang, Y., Donegan, J.F., Plant, D.V., CMOS-compatible multi-band plasmonic TE-pass polarizer, Optics Express, 26, (23), 2018, p30292-30304Journal Article, 2018
  • Jain, G., Wallace, M.J., Lu, Q., Guo, W.-H., Donegan, J.F., Design optimization for semiconductor lasers with high-order surface gratings having multiple periods, 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings, 2018Journal Article, 2018
  • Abbott, W.M., Murray, C.P., Zhong, C., Smith, C.M., McCloskey, D., Donegan, J.F., Improved Performance Thermal Stability in Plasmonic Films with Thinner Adhesion Capping Layers, 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings, 2018Journal Article, 2018
  • Abadia, N., Dai, X., Lu, Q., Guo, W.-H., Saber, M.G., Plant, D.V., Donegan, J.F., Novel polarization beam splitter with high fabrication tolerance, 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings, 2018Journal Article, 2018
  • Mills, S., Rotella, C., McCarthy, E.K., Hill, D.J., Wang, J.-J., Donegan, J.F., Cahoon, J.F., Sader, J.E., Boland, J.J., Solvent-Engineered Stress in Nanoscale Materials, ACS Applied Materials and Interfaces, 10, (50), 2018, p44183-44189Journal Article, 2018
  • Tu H., Liu J., Weng H., Zhang Y., Dai J., Lu Q., Donegan J.F., Guo W., Octave-spanning soliton optical frequency comb based on AlN microring resonator (Invited) AlN"""""""""""""(""), Hongwai yu Jiguang Gongcheng/Infrared and Laser Engineering, 51, (5), 2022Journal Article, 2022, DOI
  • Afridi A.A, Weng H, Liu J, Li J, McKenna R, McDermott M, Lu Q, Guo W, Donegan J.F, Ultra-wide soliton access window in an AlN microresonator, Conf. Lasers Electro-Opt., CLEO - Proc., 2022, Institute of Electrical and Electronics Engineers Inc., 2022Conference Paper, 2022
  • Weng H, Afridi A, Li J, McDermott M, Tu H, Lu Q, Guo W, Donegan J.F, Steady-state dissipative Kerr soliton with a 30 GHz existence window in a microresonator pumped by a step-tuned laser, Conf. Lasers Electro-Opt., CLEO - Proc., 2022, Institute of Electrical and Electronics Engineers Inc., 2022Conference Paper, 2022
  • Sun W, Wei S, Lu Q, Donegan J.F, Guo W, Regrowth-Free 1.3ÎŒm Directly Modulated DBR Lasers Based on Inverted Trapezoid High-Order Surface-Gratings, Opt. InfoBase Conf. Pap, 2022, Optica Publishing Group (formerly OSA), 2022Conference Paper, 2022
  • Zhang P, Liu C, Xiang M, Li N, Lu Q, Donegan J.F, Guo W, Ultra-Low Threshold Single Mode Surface-Grating DFB Lasers for Chip-Scale Atomic Clocks, Opt. InfoBase Conf. Pap, 2022, Optica Publishing Group (formerly OSA), 2022Conference Paper, 2022
  • Weng H, Afridi A, Li J, McDermott M, Tu H, Lu Q, Guo W, Donegan J.F, Octave-spanning Kerr solitons with repetition rates of 1, 2, and 3 THz in a Si3N4 microresonator, Opt. InfoBase Conf. Pap, 2022, Optica Publishing Group (formerly OSA), 2022Conference Paper, 2022
  • Mickus D, Murphy C, McKenna R, Donegan J, A New Method to Measure Thermal Impedance for All-Active Semiconductor Lasers using the Athermalisation Condition, Opt. InfoBase Conf. Pap, 2022, Optica Publishing Group (formerly OSA), 2022Conference Paper, 2022
  • Bello F.D, Clarke D.D.A, Tarasenko I, Donegan J.F, Hess O, Nanoheating and Nanoconduction with Near-Field Plasmonics: Prospects for Harnessing the Moiré and Seebeck Effects in Ultrathin Films, Advanced Optical Materials, 10, (23), 2022Journal Article, 2022, DOI
  • V.V. Fedorov, A.V.Fedorov , D. Martyshkin, J.F. Donegan and S.B. Mirov, Two-photon induced fluorescence of F2-- Color Centers in LiF Cry, Laser Physics Letters, 1, (4), 2004, p163 - 166Journal Article, 2004, DOI , URL
  • Y.P. Rakovich, J.F. Donegan, M. Gerlach, A.L. Bradley, T.M. Connolly, J.J. Boland, N. Gaponik, and A. Rogach, Fine structure of coupled optical modes in photonic molecules, Physical Review A, 70, (5), 2004, p051801(R) - 051801(R)Journal Article, 2004, DOI , URL , TARA - Full Text
  • Y. Volkov, S. Mitchell, N. Gaponik, Y. P. Rakovich, J.F. Donegan, D. Kelleher and A. L. Rogach, In-situ observation of nanowire growth from luminescent CdTe nanocrystals in a phosphate buffer solution, Chemical Physics Physical Chemistry, 5, 2004, p1600 - 1602Journal Article, 2004, DOI , URL
  • Y. P. Rakovich, M. Gerlach, J.F. Donegan, N. Gaponik and A.L. Rogach, Three-dimensional photon confinement in a spherical microcavity with CdTe quantum dots: Raman spectroscopy' , Physica E, 26, 2005, p28 - 32Journal Article, 2005, DOI , URL
  • Y. P. Rakovich, M. Gerlach, A.L. Bradley, J.F. Donegan, M. Przyjalgowski, N. Gaponik and A.L. Rogach, Spontaneous emission spectra and lifetimes from semiconductor nanocrystals in coupled spherical microcavities', Physics Status Solidi C, 2, (2), 2005, p858 - 861Journal Article, 2005, DOI , URL
  • P.J. Maguire, L.P. Barry, T. Krug, M. Lynch, A.L. Bradley, J.F. Donegan, and H. Folliot, All optical sampling utilizing two-photon absorption in a semiconductor microcavity, Electronics Letters, 41, 2005, p489 - 490Journal Article, 2005, DOI , URL
  • P.J. Maguire, L.P. Barry, T. Krug, M. Lynch, A.L. Bradley, J.F. Donegan, and H. Folliot, Simulation of a high-speed demultiplexer based on two-photon absorption in semiconductor devices, Optics Communications, 249, 2005, p415 - 420Journal Article, 2005, DOI , URL
  • Y.P. Rakovich, J.F. Donegan and J.J. Boland, Tunable photon lifetime in photonic molecules: a concept for delaying an optical signal, Optics Letters, 30, 2005, p2775 - 2777Journal Article, 2005, DOI , URL , TARA - Full Text
  • S. Tessarin, M. Lynch, J.F. Donegan and G. Mazé, A Tm3+-doped ZBLAN fibre amplifier at 1.49 Ým with cooperative lasing at 1.88 Ým, Electronics Letters, 41, (16), 2005, p899 - 900Journal Article, 2005
  • K.K Vamsi, Yu. P. Rakovich, A.L Bradley, J.F Donegan, B. Doggett, T. Donnelly, J. G Lunney, N. Gaponik and A. Susha, Interaction of Surface Plasmons with CdTe quantum dot excitons, 5955, , (5955OL-1 ), 2005, pp1-6Conference Paper, 2005, DOI , TARA - Full Text
  • Folliot, H. and Lynch, M. and Bradley, A. L. and Dunbar, L. A. and Donegan, J. F. and Barry, L. P. and Roberts, J. S. and Hill, G., Two-photon absorption photocurrent enhancement in bulk AlGaAs semiconductor microcavities, Applied Physics Letters, 80, 2002, p1328-1330Journal Article, 2002, DOI , URL , TARA - Full Text
  • Barry, L. P. and Maguire, P. and Krug, H. and Folliot, M. and Lynch, A. L. and Bradley, J. F. and Donegan, J. F. and Roberts, J. S. and Hill G., Design of microcavity semiconductor devices for highly efficient optical switching and sampling applications, 2, 2002, pp839- 840Conference Paper, 2002, URL , TARA - Full Text
  • H. Folliot, M. Lynch, A.L. Bradley, L.A. Dunbar, J. Hegarty, J.F. Donegan, L.P. Barry, J.S. Roberts and G.Hill, Two-photon absorption enhancement in bulk AlGaAs semiconductor microcavities, Virtual Journal of nanoscale Science and Technology, 5, 2002, p9-Journal Article, 2002
  • H. Folliot, M. Lynch, A.L. Bradley, T. Krug, L.A. Dunbar, J. Hegarty, J.F. Donegan, L.P. Barry, J.S. Roberts and G. Hill, Two-photon induced photoconductivity enhancement in semicondcutor microcavities: a theoretical invetsigation, Journal of the Optical Society of America B, 19, (10), 2002, p2396 - 2402Journal Article, 2002, DOI , URL , TARA - Full Text
  • E. Alphandery, L.M. Walsh, Y. Rakovich, L. Bradley, Y. Gun'ko, J.F. Donegan, N. Gaponik, T. Franzl, A.L. Rogach, Highly efficient Forster resonance energy transfer between CdTe nanocrystals and Rhodamine B, Biophysical Journal, 86, (1 Part 2 Suppl. S.), 2004, p170A -Journal Article, 2004
  • Y.P. Rakovich, M. Gerlach, A.L. Bradley, J.F. Donegan, T. Connolly, J.J. Boland, N. Gaponik and A.L. Rogach, Photonic molecules modes in resonantly coupled spherical microcavities with semiconductor nanocrystals, Proceedings of SPIE, Opto-Ireland 2005: Optoelectronics, Photonic Devices, and Optical Networks , SPIE Opto-Ireland 2005, Dublin, edited by , John G. McInerney, Gerard Farrell, David M. Denieffe, Liam P. Barry, Harold S. Gamble, Padraig J. Hughes, Alan Moore , 5825, 2005, pp73-84Conference Paper, 2005, DOI , URL , TARA - Full Text
  • A. Shaw, T. McCormack, A.L. Bradley, J.G. Lunney, J.F. Donegan, Modelling of Extraction Efficiency of GaN-Based Resonant Cavity Light Emitting Diodes Emitting at 510 nm, Physica Status Solidi (a), 192, (1), 2002, p103 - 109Journal Article, 2002, DOI , URL , TARA - Full Text
  • Maguire, P.J.; Barry, L.P.; Krug, T.; Guo, W.H.; O'Dowd, J.; Lynch, M.; Bradley, A.L.; Donegan, J.F.; Folliot, H., Optical signal processing via two-photon absorption in a semiconductor microcavity for the next generation of high-speed optical communications network, Journal of Lightwave Technology, 24, (7), 2006, p2683 - 2692Journal Article, 2006, DOI , URL , TARA - Full Text
  • Tessarin, S. and Lynch, M. and Donegan, J.F. and Maze, G. , Optimisation of a two colour pumped Tm3+-doped ZBLAN fibre amplifier at 1.49m, IEEE Proceedings: Optoelectronics, 153, (1), 2006, p28 - 32Journal Article, 2006, DOI , URL , TARA - Full Text
  • McInerney, D.; Lynch, M.; Donegan, J.F.; Weldon, V., Spectral linewidth and tuning requirements of sources for gas sensing in space-based applications at 935nm, IEEE Proceedings: Optoelectronics, 153, (1), 2006, p33 - 39Journal Article, 2006, DOI , URL , TARA - Full Text
  • Byrne, Stephen J.; Corr, Serena A.; Rakovich, Tatsiana Y.; Gun'ko, Yurii K.; Rakovich, Yury P.; Donegan, John F.; Mitchell, Siobhan; Volkov, Yuri, Optimisation of the synthesis and modification of CdTe quantum dots for enhanced live cell imaging, Journal of Materials Chemistry, 16, (28), 2006, p2896 - 2902Journal Article, 2006, DOI , URL , TARA - Full Text
  • Weldon, Vincent; McInerney, David; Phelan, Richard; Lynch, Michael; Donegan, John, Characteristics of several NIR tuneable diode lasers for spectroscopic based gas sensing: A comparison, Spectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy, 63, (5), 2005, p1013 - 1020Journal Article, 2005, DOI , URL
  • Krug, T.; Guo, W.H.; O'Dowd, J.; Lynch, M.; Bradley, A.L.; Donegan, J.F.; Maguire, P.J.; Barry, L.P.; Folliot, H., Resonance tuning of two-photon absorption microcavities for wavelength-selective pulse monitoring, IEEE Photonics Technology Letters, 18, (2), 2006, p433 - 435Journal Article, 2006, DOI , URL , TARA - Full Text
  • Donegan, John F. and Rakovich, Yury P. and Gerlach, Matthias and Connolly, Terry and Boland, John J. and Gaponik, Nikolai and Rogach, Andrey L. , Photonic molecules: A new concept for wavelength tunable optical delay, Proceedings of 7th International Conference on Transparent Optical Networks, 2005 (ICTON 2005), 2, 2005, p116 - 119Journal Article, 2005, DOI , URL , TARA - Full Text
  • Maguire, P.J. and Barry, L.P. and Krug, T. and Dowd, J.O. and Lynch, M. and Bradley, A.L. and Donegan, J.F. and Folliot, H. , Direct measurement of a high-speed (>100Gbit/s) OTDM data signal utilising two-photon absorption in a semiconductor microcavity, Proceedings of SPIE, Opto-Ireland 2005: Optoelectronics, Photonic Devices, and Optical Networks , SPIE Opto-Ireland 2005, edited by John G. McInerney, Gerard Farrell, David M. Denieffe, Liam P. Barry, Harold S. Gamble, Padraig J. Hughes, Alan Moore , 2005, pp142 - 143Conference Paper, 2005, URL , TARA - Full Text
  • Vamsi, K.K.; Rakovich, Yu.P.; Bradley, A.L.; Donegan, J.F.; Doggett, B.; Donnelly, T.; Lunney, J.G.; Gaponik, N.; Susha, A, Interaction of surface plasmons with CdTe quantum dot excitons, Proceedings of SPIE, Metamaterials , Warsaw, Poland, 30 August, edited by Tomasz Szoplik, Ekmel Özbay, Costas M. Soukoulis, Nikolay I. Zheludev , 5955, SPIE, 2005, pp1 - 6Conference Paper, 2005, DOI , URL , TARA - Full Text
  • Vamsi, K.K.; Rakovich, Yu.P.; Bradley, A.L.; Donegan, J.F.; Donnelly, T.; Lunney, J.G.; Gaponik, N., Metal surface enhanced emission from CdTe quantum dots, Proceedings of SPIE, Opto-Ireland 2005: Optoelectronics, Photonic Devices, and Optical Networks , SPIE Opto-Ireland 2005, Dublin, edited by , John G. McInerney, Gerard Farrell, David M. Denieffe, Liam P. Barry, Harold S. Gamble, Padraig J. Hughes, Alan Moore , 2005, pp350Conference Paper, 2005, DOI , URL
  • Maguire, P.J.; Barry, L.P.; Krug, T.; Lynch, M.L.; Bradley, A.L.; Donegan, J.F.; Folliot, H., Highly-efficient optical sampling based on two-photon absorption in a semiconductor micro-cavity device, Proceedings of SPIE, Opto-Ireland 2005: Optoelectronics, Photonic Devices, and Optical Networks , SPIE Opto-Ireland 2005, Dublin, edited by John G. McInerney, Gerard Farrell, David M. Denieffe, Liam P. Barry, Harold S. Gamble, Padraig J. Hughes, Alan Moore , 2, (2), 2005, pp1112 - 1114Conference Paper, 2005, URL , TARA - Full Text
  • Rakovich, Y.P.; Gaponik, N.; Rogach, A.L.; Gerlach, M.; Bradley, A.L.; Connolly, T.; Boland, J.J.; Donegan, J.F., Coupled cavity modes in photonic molecules with semiconductor nanocrystals, Proceedings of SPIE, Photonic Materials, Devices, and Applications , Sevilla, Spain , 9th May, edited by Goncal Badenes, Derek Abbott, Ali Serpenguzel , 5840, (2), 2005, pp572 - 583Conference Paper, 2005, DOI , URL , TARA - Full Text
  • Rusakov, K.I.; Gladyshchuk, A.A.; Rakovich, Y.P.; Gerlach, M.; Donegan, J.F.; Connolly, T.M.; Boland, J.J.; Gaponik, N.; Rogach, A.L., Modification of photon states in photonic molecules with semiconductor nanocrystals, Optics and Spectroscopy (English translation of Optika i Spektroskopiya), 99, (3), 2005, p493 - 497Journal Article, 2005, DOI , URL
  • Phelan, R.; Lynch, M.; Donegan, J.F.; Weldon, V., Multi-species gas sensing using monolithic widely tuneable laser diodes, Proceedings of SPIE, Opto-Ireland 2005: Optical Sensing and Spectroscopy , Dublin, Ireland , 4th April, edited by Hugh J. Byrne, Elfed Lewis, Brian D. MacCraith, Enda McGlynn, James A. McLaughlin, Gerard D. O'Sullivan, Alan G. Ryder, James E. Walsh , 5826, SPIE, 2005, pp449 - 459Poster, 2005, DOI , TARA - Full Text
  • Rakovich, Y.P.; Yang, L.; Taylor, C.M.; Dunbar, L.A.; Mac Raighne, A.; Donegan, J.F.; McCabe, E.M., Three dimensional confocal microscopy of fluorescent microspheres: Imaging and size determination, Proceedings of SPIE - The International Society for Optical Engineering, Opto-Ireland 2005: Photonic Engineering, Opto-Ireland 2005: Photonic Engineering, Dublin, 04 April, edited by Brian W. Bowe, Gerald Byrne, Aidan J. Flanagan, Thomas J. Glynn, Jonathan Magee, Gerard M. O'Connor, Ronan F. O'Dowd, Gerard D. O'Sullivan, John T. Sheridan , 5827, SPIE, 2005, pp299 - 304Poster, 2005, DOI , TARA - Full Text
  • Maguire, P.J.; Barry, L.P.; Krug, T.; Lynch, M.; Bradley, A.L.; Donegan, J.F.; Folliot, H., All-optical sampling based on two-photon absorption in a semiconductor microcavity for high-speed OTDM, Proceedings of SPIE, Opto-Ireland 2005: Optoelectronics, Photonic Devices, and Optical Networks , Dublin, Ireland , 4th April, edited by John G. McInerney, Gerard Farrell, David M. Denieffe, Liam P. Barry, Harold S. Gamble, Padraig J. Hughes, Alan Moore , 5825, SPIE, 2005, pp316-325Conference Paper, 2005, DOI , URL , TARA - Full Text
  • Wu, Guan Hong; O'Brien, Canice G.; Seo, Woon-Ho; Donegan, John F., Device design of 1.3µm AlGaInAs-InP narrow strip structure for self-pulsation operation, Proceedings of SPIE, Opto-Ireland 2005: Optoelectronics, Photonic Devices, and Optical Networks , Dublin, 04 April, edited by John G. McInerney, Gerard Farrell, David M. Denieffe, Liam P. Barry, Harold S. Gamble, Padraig J. Hughes, Alan Moore , 5825, SPIE, 2005, pp203 - 213Conference Paper, 2005, DOI , URL , TARA - Full Text
  • Tessarin, S.; Lynch, M.; Donegan, J.F.; Maze, G., Thulium doped ZBLAN fibre ring-cavity amplifier, Proceedings of SPIE, Opto-Ireland 2005: Optoelectronics, Photonic Devices, and Optical Networks , Dublin, 04 April, edited by John G. McInerney, Gerard Farrell, David M. Denieffe, Liam P. Barry, Harold S. Gamble, Padraig J. Hughes, Alan Moore , 5825, 2005, pp230 - 239Conference Paper, 2005, DOI , URL , TARA - Full Text
  • Gerlach, M.; Rakovich, Y.P.; Donegan, J.F.; Gaponik, N.; Rogach, A.L., Enhanced coupling of electronic and photonic states in a microcavity-quantum dot system, Opto-Ireland 2005: Optoelectronics, Photonic Devices, and Optical Networks , Dublin, Ireland , 4th April, edited by John G. McInerney, Gerard Farrell, David M. Denieffe, Liam P. Barry, Harold S. Gamble, Padraig J. Hughes, Alan Moore , 5825, 2005, pp370 - 377Poster, 2005, DOI , URL , TARA - Full Text
  • Volkov, Y.; Mitchell, S.; Kelleher, D.; Gaponik, N.; Rakovich, Y.P.; Donegan, J.F.; Rogach, A.L., Highly emissive nanowires grown from CdTe nanocrystals in a phosphate buffer solution, Proceedings of SPIE, Opto-Ireland 2005: Nanotechnology and Nanophotonics , Dublin, 05 April, edited by Werner J. Blau, David Kennedy, John Colreavy , 5824, 2005, pp123 - 128Conference Paper, 2005, DOI , TARA - Full Text
  • Phelan, Richard; Lynch, Michael; Donegan, John F.; Weldon, Vincent, Simultaneous multispecies gas sensing by use of a sampled grating distributed Bragg reflector and modulated grating Y laser diode, Applied Optics, 44, (27), 2005, p5824 - 5831Journal Article, 2005, DOI , URL
  • Maguire, P.J. and Barry, L.P. and Krug, T. and O'Dowd, J. and Lynch, M. and Bradley, A.L. and Donegan, J.F. and Folliot, H. , Highly-efficient optical sampling of a 100 Gbit/s OTDM data signal via two-photon absorption in a semiconductor microcavity, Proceedings of 31st European Conference on Optical Communication, 31st European Conference on Optical Communication, 25-29 Sept. 2005, 3, (3), 2005, pp483 - 484Conference Paper, 2005, URL , TARA - Full Text
  • Rusakov, K.I.; Gladyshchuk, A.A.; Rakovich, Y.P.; Gerlach, M.; Donegan, J.F.; Connolly, T.M.; Boland, J.J.; Gaponik, N.; Rogach, A.L., Modification of photon states in photonic molecules with semiconductor nanocrystals, Optics and Spectroscopy, 99, (3), 2005, p493 - 497Journal Article, 2005, DOI , URL
  • Rakovich, Yu.P.; Gerlach, M.; Bradley, A.L.; Donegan, J.F.; Boland, J.; Connolly, T.; Przyjalgowski, M.; Ryder, A.; Gaponik, N.; Rogach, A.L., Spontaneous emission from semiconductor nanocrystals in coupled spherical microcavities, Physica Status Solidi C, (2), 2005, p858 - 861Journal Article, 2005, DOI , URL , TARA - Full Text
  • S. Balakrishnan, Y. Gun'ko, Yu. P. Rakovich, T.S. Perova, J.F. Donegan, and R.A. Moore, Microtube cavities from templated filtering: confined optical modes and amplified spontaneous emission, Applied Physics Letters, 89, 2006, p143113/1 - 143113/3Journal Article, 2006, DOI , TARA - Full Text
  • J. Xing, J. F. Donegan and J. Hegarty, A fluorescence-line-narrowing study of the broad porous-silicon luminescence band , Journal of Luminescence,, 57, (1-6), 1994, p147 - 151Journal Article, 1994, DOI
  • J. F. Donegan, C. Jordan, P. Rees, F. Logue, J. F. Hefferman and J. Hegarty, A study of internal losses in CdZnSe/ZnSe multiple quantum well materials, Journal of Crystal Growth, 159, (1-4), 1996, p653 - 656Journal Article, 1996, DOI
  • Yu.P. Rakovich, S.A. Filonovich, M.J.M. Gomes, J.F. Donegan, D.V. Talapin, A.L. Rogach, A. Eychmüller, Anti-Stokes Photoluminescence in II-VI Colloidal Nanocrystals, physica status solidi (b), 229, (1), 2002, p449 - 452Journal Article, 2002, DOI
  • P. Rees, F. P. Logue, J. F. Donegan, J. F. Heffernan, C. Jordan, and J. Hegarty, Calculation of gain‐current characteristics in ZnCdSe‐ZnSe quantum well structures including many body effects., Applied Physics Letters, 67, (25), 1996, p3780 - 3782Journal Article, 1996, DOI , TARA - Full Text
  • C. Jordan, J. F. Donegan, J. Hegarty, B. J. Roycroft, S. Taniguchi, T. Hino, E. Kato, N. Noguchi, and A. Ishibashi , Carrier-density dependence of the photoluminescence lifetimes in ZnCdSe/ZnSSe quantum wells at room temperature, Applied Physics Letters, 74, 1999, p3359 - 3361Journal Article, 1999, DOI , TARA - Full Text
  • L.A. Dunbar, M. Lynch, A.L. Bradley, J.F. Donegan, J. Hegarty, R.P. Stanley , U. Oesterle , R. Houdré , M. Ilegems , Collisional Broadening of Semiconductor Microcavity Polaritons, Physica Status Solidi (a) - Applied Research, 190, 2002, p435 - 440Journal Article, 2002, DOI , URL , TARA - Full Text
  • Jordan, C.; Fewer, D. T.; Donegan, J. F.; McCabe, E. M.; Huynh, A.; Logue, F. P.; Taniguchi, S.; Hino, T.; Nakano, K.; Ishibashi, A., Defect annealing in a II-VI laser diode structure under intense optical excitation, Applied Physical Letters, 72, (2), 1998, p194 - 196Journal Article, 1998, DOI , TARA - Full Text
  • Jordan, C.; Fewer, D.T.; Donegan, J.F.; Logue, F.P.; McCabe, E.M.; Huynh, A.; Taniguchi, S.; Hino, T.; et. al., Defect annealing in a II-VI laser diode structure under intense optical excitation , Journal of Crystal Growth, 185, 1998, p585 - 586Journal Article, 1998, URL
  • D.T.Fewer,C.Jordan, S.J.Hewlett, E.M.McCabe, F.P.Logue, J.F.Donegan,J.Hegarty, S.Taniguchi, T.Hino, K.Nakano and A.Ishibashi, Degradation dynamics of II-VI (ZnCdSe) quantum well materials using confocal photoluminescence microscopy, Proceedings of Royal Microscopical Society Conference on Microscopy of Semiconducting Materials, Royal Microscopical Society Conference on Microscopy of Semiconducting Materials, 157, 1998, pp569 - 572Conference Paper, 1998
  • R. P. Stanley, J. F. Donegan, J. Hegarty, R. D. Feldman and R. F. Austin, Dynamics of excitons in CdxZn1-xTe/ZnTe quantum next term wells , Journal of Luminescence, 52, (1-4), 1992, p109 - 122Journal Article, 1992, DOI
  • F. P. Logue, P. Rees, J. F. Heffernan, C. Jordan, J. F. Donegan, and J. Hegarty and F. Hiei and A. Ishibashi , Effect of Coulomb enhancement on optical gain in (Zn,Cd)Se/ZnSe multiple quantum wells, Physical Review B, 54, (23), 1997, p16417 - 16420Journal Article, 1997, DOI , TARA - Full Text
  • J. D. Carey, R. C. Barklie, and J. F. Donegan , F. Priolo , G. Franzò and S. Coffa , Electron paramagnetic resonance and photoluminescence study of Er-impurity complexes in Si, Physical Review B, 59, (4), 1999, p2773 - 2782Journal Article, 1999, DOI , TARA - Full Text
  • J. D. Carey, J. F. Donegan, and R. C. Barklie, F. Priolo, G. Franzò and S. Coffa, Electron paramagnetic resonance of erbium doped silicon, Applied Physics Letters, 69, 1996, p3854 - 3856Journal Article, 1996, DOI , TARA - Full Text
  • John P. Doran; Fred P. Logue; T. Miyajima; Ross P. Stanley; John F. Donegan; John Hegarty, Engineering the exciton linewidth in II-VI quantum well structures, Optical Engineering, 33, 1994, p3921 - 3925Journal Article, 1994, DOI , TARA - Full Text
  • J. D. Carey, R. C. Barkliea, J. F. Donegan, F. Priolo, G. Franzò and S. Coffa, EPR study of erbium-impurity complexes in silicon , Journal of Luminescence, 80, (1-4), 1999, p297 - 301Journal Article, 1999, DOI
  • Yu. Rakovich , J.F. Donegan, A. Gladyshchuk, G. Yablonskii, B. Schineller, M. Heuken, Exciton Diffusion in GaN Epitaxial Layers, physica status solidi (b), 228, (2), 2001, p493 - 496Journal Article, 2001, DOI
  • J.P. Doran, R.P. Stanley, J.F. Donegan, J. Hegarty, R. Fischer, E.O. Gobel, R.D. Feldman, R.F. Austin, Exciton dynamics in Cd0.33Zn0.67Te/ZnTe single quantum wells , Physica B: Condensed Matter, 185, (1-4), 1993, p566 - 570Journal Article, 1993, DOI
  • J. F. Donegan, R. P. Stanley, J. P. Doran and J. Hegarty, Exciton dynamics in zinc-rich CdZnTe/ZnTe quantum wells , Journal of Luminescence, 58, (1-6), 1994, p216 - 222Journal Article, 1994, DOI
  • Mcaleavey F. J., O'gorman J., Donegan J. F., Hegarty J., Maze G, Extremely high sensitivity gas detection at 2.3 [mu]m using a grazing incidence Tm3+ fibre laser cavity, Sensors and actuators A: physical , 87, (3), 2001, p107 - 112Journal Article, 2001, DOI
  • Rees, P. Heffernan, J.F. Logue, F.P. Donegan, J.F. Jordan, C. Hegarty, J. Hiei, F. Ishibashi, A. , High temperature gain measurements in optically pumped ZnCdSe-ZnSe quantum wells., IEE Proceedings - Optoelectronics, 143, (1), 1996, p110 - 112Journal Article, 1996, URL
  • McAleavey F.J.; O'Gorman J.; Donegan J.F.; Hegarty J.; Mazé G.; Poignant H., Operation of Tm3+ fiber laser at lambda = 2.3 mum coupled to a silica fiber Bragg grating, Optical and Quantum Electronics, 33, (2), 2001, p151 - 164Journal Article, 2001, DOI
  • Donegan JF, Anderson FG, Bergin FJ, T. J. Glynn, and G. F. Imbusch , Optical and magnetic-circular-dichroism-optically-detected-magnetic-resonance study of the Co2+ ion in LiGa5O8, Physical Review B, 45, (2), 1992, p563 - 573Journal Article, 1992, DOI , TARA - Full Text
  • F Renzoni, J F Donegan and C H Patterson, Optical gain and linewidth enhancement factor in bulk GaN, Semiconductor Science and Technology, 14, 1999, p517 - 520Journal Article, 1999, DOI
  • F. P. Logue, P. Rees, J. F. Heffernan, C. Jordan, J. F. Donegan, and J. Hegarty and F. Hiei, S. Taniguchi, T. Hino, K. Nakano, and A. Ishibashi, Optical gain in (Zn, Cd)Se-Zn(S, Se) quantum wells, Journal of Crystal Growth, 15, (4), 1998, p1295 - 1304Journal Article, 1998, DOI
  • Logue, F.P.; Rees, P.; Jordan, C.; Donegan, J.F.; Hegarty, J.; Hiei, F.; Taniguchi, S.; Hino, T.; et. al, Optical gain in (Zn,Cd)Se-Zn(S,Se) quantum wells as a function of temperature , Journal of Crystal Growth, 185, 1998, p623 - 626Journal Article, 1998, URL
  • Logue, F. P.; Fewer, D. T.; Hewlett, S. J.; Heffernan, J. F.; Jordan, C.; Rees, P.; Donegan, J. F.; McCabe, E. M.; Hegarty, J.; Taniguchi, S.; Hino, T.; Nakano, K.; Ishibashi, A., Optical measurement of the ambipolar diffusion length in a ZnCdSe-ZnSe single quantum well, Journal of Appleid Physics, 81, (1), 1997, p536 - 538Journal Article, 1997, DOI , TARA - Full Text
  • J.P. Doran, J.F. Donegan, J. Hegarty, R.D. Feldman and R.F. Austin, Quantum well width dependence of exciton-phonon interaction in Cd0.33Zn0.67Te/ZnTe single quantum, Solid State Communications, 81, (9), 1992, p801 - 805Journal Article, 1992, DOI
  • T. Miyajima, F. P. Logue, J. F. Donegan, and J. Hegarty and H. Okuyama, A. Ishibashi, and Y. Mori, Quasi-two-dimensional exciton in ZnSe/ZnMgSSe single quantum well, Applied Physical Letters, 66, (2), 1995, p180 - 182Journal Article, 1995, DOI , TARA - Full Text
  • Jordan, C. McCabe, E.M. Donegan, J.F. Nakano, K. Ishibashi, A.Itoh, S. , Recovery of degradation in Il-VI laser diode structure , Electronic Letters, 35, (15), 1999, p1281 - 1283Journal Article, 1999, DOI
  • J.F. Donegan, J.P. Doran, R.P. Stanley, J. Hegarty, R.D. Feldman and R.F. Austin, Resonant Rayleigh scattering from excitons in CdxZn1‑xTe:ZnTe quantum wells: measurement of homogeneous linewidths, Applied Surface Science, 50, (1-4), 1991, p321 - 324Journal Article, 1991, DOI
  • R. Phelan, V. Weldon, M. Lynch and J.F. Donegan, Simultaneous multigas detection with cascaded strongly gain coupled DFB laser by dual wavelength operation, Electronic Letters, 38, (2), 2002, p31 - 32Journal Article, 2002, URL
  • J. P. Doran, J. F. Donegan, R. P. Stanley and J. Hegarty R. D. Feldman and R. F. Austin, Thermal broadening of excitons in CdZnTe/ZnTe single quantum wells, Journal of Crystal Growth, 117, (1-4), 1992, p465 - 469Journal Article, 1992, DOI
  • J.F. Donegan, Y. Rakovich, S. Balakrishnan, Y. Gun'ko, T. Perova, A. Moore, Whispering gallery mode emission from photonic microtubes, Proceedings of 8th International Conference on Transparent Optical Networks, 8th International Conference on Transparent Optical Networks, 2006, pp71-74Conference Paper, 2006, DOI , URL , TARA - Full Text
  • J.F. Donegan, Y.P. Rakovich, Y. Gun'ko, R. A. Moore, Confined modes in photonic microtube structures., Proceedings of SPIE 2007 Laser Resonators and Beam Control IX, SPIE 2007, edited by A.V. Kudryashov, A.H. Paxton, and V.S. Ilchenko , 6452, SPIE , 2007, pp64520YConference Paper, 2007, DOI , TARA - Full Text
  • Y.P. Rakovich, K.I. Rusakov, A.A. Gladyshchuk, S.V. Chugunov, J.F. Donegan, S. Balakrishnan, Y. Gunko, A. Moore, Whispering gallery mode emission from microtube cavity, Izvestija Gomelskogo Gosudarstvennogo Universiteta,, 6, (39), 2006, p23-27Journal Article, 2006
  • John Donegan, R. Alan Moore, Yury Rakovich, Yurii Gun'ko, Whispering-gallery modes in photonic tubes, SPIE Newsroom, 2007, p1-3Journal Article, 2007, DOI , TARA - Full Text
  • Yuri P. Rakovich, Sivakumar Balakrishnan, John. F. Donegan, Robert A. Moore and Yurii K. Gun'ko, The fabrication, fluorescence dynamics and whispering gallery modes of new microtube resonators, Advan. Func. Materials, 17, (7), 2007, p1106-1114Journal Article, 2007, DOI , URL
  • K.I. Rusakov, A.A. Gladyshchuk, Y.P. Rakovich, J.F. Donegan, S. Balakrishnan, Y. Gun'ko, R.A. Moore, Whispering gallery mode emission from microtube cavity, Optics and Spectroscopy, 103, (N3), 2007, p360-365Journal Article, 2007, DOI , URL
  • V. Weldon, D. McInerney, R. Phelan, M. Lynch and J.F. Donegan, Characteristics of several NIR tuneable diode lasers for spectroscopic gas sensing: a comparison , Spectrochimica Acta Part A , 63, (5), 2006, p1013-1020Journal Article, 2006, DOI , URL
  • N. Gaponik, Yu. P. Rakovich , M. Gerlach, J.F. Donegan, A.L. Rogach, Whispering gallery modes in photoluminescence and Raman spectra of a spherical microcavity with CdTe quantum dots: anti-Stokes emission and interference effects, Nanoscale Research Letters NANO EXPRESS , 1, (1), 2006, p1-6Journal Article, 2006, DOI , URL
  • Yu.P. Rakovich, J.F. Donegan S. Balakrishnan, Y. Gun'ko T. Perova, Confined optical modes and amplified spontaneous emission from a microtube cavity formed by vacumm assisted filtration, Applied Physics Letters , 89, ( 143113), 2006, 143113Journal Article, 2006, DOI , TARA - Full Text
  • W. H. Guo, D. Byrne, Q. Y. Lu, R. Phelan, J. F. Donegan, and B. Corbett, Determination of internal loss and quasi-fermi level separation from the amplified spontaneous emission (ASE) spectrum of Fabry-Perot (FP) semiconductor lasers , Photonics Technology Letters, 18, (18), 2006, p1910 - 1912Journal Article, 2006, DOI , URL
  • Q. Y. Lu, W. H. Guo, R. Phelan, D. Byrne, J. F. Donegan, and B. Corbett, Analysis of slot characteristics in single mode semiconductor lasers using the 2D scattering matrix method , IEEE Photonics Technology Letters, 18, (24), 2006, p2605 - 2607Journal Article, 2006, DOI , URL
  • M. Gerlach, Y. P. Rakovich, J.F. Donegan, N. Gaponik and A.L. Rogach, Radiation pressure induced splitting of resonant modes in a nanocrystal-coated microcavity , Phys. Stat. Sol. c, 3, (11), 2006, p2389-3692Journal Article, 2006, DOI , URL
  • P.J. Maguire, K. Bondarczuk, L.P. Barry, J. O'Dowd, W-H Guo, J. O'Dowd, M. Lynch, A.L. Bradley, J.F. Donegan and H. Folliot, Dispersion monitoring for high-speed WDM networks via two-photon absorption in a semiconductor microcavity, Proceedings of International Conference on Transparent Optical Networks , International Conference on Transparent Optical Networks , 18-22 June 2006, 2006, pp138-141Conference Paper, 2006, DOI , URL , TARA - Full Text
  • Roycroft, B. Lambkin, P. Riesner, S. Corbett, B. Donegan, J. F. , Transition from perturbed to coupled-cavity behaviour with asymmetric spectral emission in ridge laser emitting at 1.55 um, Photonics Technology Letters, IEEE, 19, (2), 2007, p58-60Journal Article, 2007, DOI , URL
  • K. Bondarczuk, P.J. Maguire, L.P. Barry, J. O'Dowd, W.H. Guo, M. Lynch, A.L. Bradley, J.F. Donegan and H. Folliot, Chromatic dispersion monitoring of 80 Gbps OTDM data signal via two-photon absorption in a semiconductor microcavity, IEEE Photonics Technology Letters , 19, (1), 2007, p21-23Journal Article, 2007, DOI , URL , TARA - Full Text
  • Y.P. Rakovich and J.F. Donegan, Optically switchable emission of CdTe nanocrystals , Semiconductor Science and Technology, 22, 2007, p145-148Journal Article, 2007, DOI , URL
  • M. Gerlach, Y.P. Rakovich and J.F. Donegan, Radiation-pressure-induced mode splitting in a spherical microcavity, Optics Express , 15, 2007, p3597-3606Journal Article, 2007, DOI , URL , TARA - Full Text
  • Stephen J. Byrne, Bertrand le Bon, Serena A. Corr, Maciej Stefanko, Claire O'Connor, Yurii K. Gun'ko, Yury P. Rakovich, John F. Donegan, Yvonne Williams, Yuri Volkov, and Paul Evans, Synthesis, Characterisation, and Biological Studies of CdTe Quantum-dots-naproxene conjugates, ChemMedChem, 2, (2), 2007, p183-186Journal Article, 2007, DOI , URL
  • W. H. Guo, D. Byrne, R. Phelan, Q. Y. Lu, J. F. Donegan, and B. Corbett, Characterization of Reflective Defects in Fabry-Perot Cavities through the Power Transmission Spectrum , IEEE Journal of Quantum Electronics , 43, (4), 2007, p350-357Journal Article, 2007, DOI , URL
  • W.H. Guo,. J. O'Dowd, M. Lynch, A.L. Bradley, J.F. Donegan, and L.P.Barry, Influence of cavity lifetime on high-finesse microcavity two-photon absorption photodetectors , IEEE Photonics Technology Letters, 19, (6), 2007, p432-434Journal Article, 2007, DOI , URL , TARA - Full Text
  • R. Phelan, W.H. Guo, Q.Y. Lu, D. Byrne, B. Roycroft, P. Lambkin, B. Corbett and J.F. Donegan, A novel two-section tunable slotted Fabry-Perot laser exhibiting ns wavelength switching , Proceedings of International Conference on Transparent Optical Networks (ICTON), 2007, p124-127Journal Article, 2007, DOI , URL
  • M. Gerlach, Y.P. Rakovich and J.F. Donegan, Mode splitting induced by radiation pressure in a spherical microcavity', Proceedings of International Conference on Transparent Optical Networks , International Conference on Transparent Optical Networks , IEEE, 2007, pp83-86Conference Paper, 2007, DOI , URL
  • Y.P.,Rakovich, S. Balakrishnan, Y. Gun'ko T.S. Perova, A. Moore, and J.F. Donegan, Amplified spontaneous emission from a microtube cavity with whispering gallery modes, Proceedings of SPIE - The International Society for Optical Engineering, Photonic Materials, Devices, and Applications II, 6593, 2007, pp65932GConference Paper, 2007, DOI , TARA - Full Text
  • Y.P. Rakovich, M. Gerlach, A.L. Bradley, J.F. Donegan, T. Connolly, J.J. Boland, N. Gaponik and A.L. Rogach, Photonic molecules modes in resonantly coupled spherical microcavities with semiconductor nanocrystals, Proceedings of SPIE - The International Society for Optical Engineering,, ICONO 2007: Novel Photonics Materials; Optics and Optical Diagnostics of Nanostructures, edited by Oleg A. Aktsipetrov, Vladimir M. Shalaev, Sergey V. Gaponenko, Nikolay I. Zheludev , 6728, SPIE, 2007, pp67282QConference Paper, 2007, DOI , TARA - Full Text
  • Y. P. Rakovich, Y. Gun'ko, N. Gaponik, A. L. Rogach, Y. Volkov, and J. F. Donegan , Highly emissive CdTe nanowires grown in a phosphate buffer solution: FLIM imaging and spectroscopic studies , Proceedings of SPIE, ICONO 2007: Novel Photonics Materials; Optics and Optical Diagnostics of Nanostructures, edited by Oleg A. Aktsipetrov, Vladimir M. Shalaev, Sergey V. Gaponenko, Nikolay I. Zheludev , 6728, 2007, pp672805Conference Paper, 2007, URL , TARA - Full Text
  • Y.P.Rakovich, S. Balakrishnan, Y. Gun'ko T.S. Perova, A. Moore, and J.F. Donegan, Spontaneous emission enhancement in a microtube cavity with highly confined optical modes' , Proceedings of SPIE - The International Society for Optical Engineering, ICONO 2007: Novel Photonics Materials; Optics and Optical Diagnostics of Nanostructures, edited by Oleg A. Aktsipetrov, Vladimir M. Shalaev, Sergey V. Gaponenko, Nikolay I. Zheludev , 6728, SPIE, 2007, pp672806Conference Paper, 2007, DOI , TARA - Full Text
  • Stephen J. Byrne, Yvonne Williams, Serena A. Corr, Yurii K. Gun'ko, Alexandra Rakovich, Yury P. Rakovich, John F. Donegan and Yuri Volkov, Jelly-Dots: Synthesis and cytotoxicity studies of CdTe quantum dot - gelatin nanocomposites, Small, 3, (7), 2007, p1152-1156Journal Article, 2007, DOI , URL
  • Andrey L. Rogach, Thomas Franzl, Thomas A. Klar, and Jochen Feldman, Nikolai Gaponik, Alexey Shavel, and Alexander Eychmüller, Yuri P. Rakovich and John F. Donegan, Aqueous Synthesis of Thiol-Capped CdTe Nanocrystals: State-of-the-Art , Journal of Physical Chemistry C , 111, (40), 2007, p14628-14637Journal Article, 2007, DOI , URL
  • D. Byrne, W.H. Guo, R. Phelan, Q.Y. Lu, J.F. Donegan and B. Corbett, Measurement of linewidth enhancement factors for InGaAlAs and InGaAsP Fabry-Perot Laser Diodes by the Fourier Series Expansion Method , Electronics Letters , 43, (21), 2007, p1145-1146Journal Article, 2007, URL
  • Igor Nabiev, Siobhan Mitchell, Anthony Davies, Yvonne Williams, Dermot Kelleher, Richard Moore, Yurii K. Gun'ko, Stephen Byrne, Yury P. Rakovich, John F. Donegan, Alyona Sukhanova, Jennifer Conroy, David Cottell, Nikolai Gaponik, Andrey Rogach and Yuri Volkov, Non-Functionalized Nanocrystals Can Exploit a Cell's Active Transport Machinery Delivering Them to Specific Nuclear and Cytoplasmic Compartments, NanoLetters , 7, 2007, p3452-3461Journal Article, 2007, DOI , URL
  • Yury P. Rakovich, Yuri Volkov, Sameer Sapra, Andrei S. Susha, Markus Döblinger, John F. Donegan, and Andrey L. Rogach, CdTe Nanowire Networks: Fast Self-Assembly in Solution, Internal Structure and Optical Properties, Journal of Physical Chemistry C, 111, (51), 2007, p18927-18931Journal Article, 2007, DOI , URL
  • M. Gerlach, Y.P. Rakovich and J.F. Donegan, Nanojets and directional emission from symmetric photonic molecules, Optics Express , 15, 2007, p17343-17350Journal Article, 2007, URL , TARA - Full Text
  • Y. K. Gun'ko, S. Balakrishnan, J. E. McCarthy, Y. P. Rakovich, J. F. Donegan, T. S. Perova, and V. Melnikov, New optical cylindrical microresonators, Electro-Optical Remote Sensing, Detection, and Photonic Technologies and Their Applications, Florence, Italy , 18 September 2007, edited by Gary W. Kamerman, Ove K. Steinvall, Keith L. Lewis, Keith A. Krapels, John C. Carrano, Arturas Zukauskas , 6739, 2007, pp67391F(1-9)Poster, 2007, DOI , URL
  • Rusakou, K.I. And Gladyshchuk, A. A. and Chugunov, S.V. and Rakovich, Y.P. and Donegan, J.F. and Rogach, A.L. and Gaponik, N. , Strong coupling of optical modes in photonic molecules with CdTe nanocrystals, Proceedings of 2nd International Conference on Advanced Optoelectronics and Lasers, 2, (2), 2005, p60 - 62Journal Article, 2005, DOI , TARA - Full Text
  • Shaw, A. J. and Bradley, A. L. and Donegan, J. F. and Lunney, J. G. , GaN resonant cavity light-emitting diodes for plastic optical fibre applications , Photonics Technology Letters, 16, 2004, p2006 - 2008Journal Article, 2004, URL
  • Wei-Hua Guo; O'Dowd, J.; Flood, E.; Quinlan, T.; Lynch, M.; Bradley, A.L.; Donegan, J.F.; Bondarczuk, K.; Maguire, P.J.; Barry, L.P., Suppression of Residual Single-Photon Absorption Relative to Two-Photon Absorption in High Finesse Planar Microcavities, IEEE Photonics Technology Letters, 20, (16), 2008, p1426 - 1428Journal Article, 2008, DOI , URL , TARA - Full Text
  • J. O'Dowd, W.H. Guo, E. Flood, M. Lynch, A.L. Bradley, J.F. Donegan and L.P. Barry, Temperature tuning of two-photon absorption microcavity photodetectors for wavelength selective pulse monitoring, Electronics Letters, 44, (16), 2008, p989 - 991Journal Article, 2008, DOI , URL , TARA - Full Text
  • L.P. Barry, K. Bondarezuk, K.J. Dexter, P.J. Magure, D.A. Reid, J. O'Dowd, W.H. Guo, M. Lynch, A.L. Bradley and J.F. Donegan, All-optical pulse processing for advanced photonic communication system, Proceedings of the 10th Anniversary International Conference on : Transparent Optical Networks, 2008. ICTON 2008. , 10th International Conference on Transparent Optical Networks, 22-26 June 2008, 2, IEEE, 2008, pp92 - 95Conference Paper, 2008, DOI , TARA - Full Text
  • Bondarczuk K, Maguire PJ, Barry LP, J. O'Dowd, W.H. Guo, M. Lynch, A.L. Bradley and J.F. Donegan, High-Speed Chromatic Dispersion Monitoring of a Two-Channel WDM System using a single TPA Microcavity, Proceedings of 2008 Conference on Quantum Electronics and Laser Science Conference on Lasers and Electro-Optics, CLEO/QELS, 2008 Conference on Quantum Electronics and Laser Science Conference on Lasers and Electro-Optics, CLEO/QELS, San Jose, CA, MAY 04-09, IEEE Lasers and Electro-Optics Society, 2008, pp805-806Conference Paper, 2008, DOI , TARA - Full Text
  • Guo WH, O'Dowd J, Lynch M, A.L. Bradley, J.F. Donegan, L.P. Barry and D.C. Kilper, Two-photon absorption generated by optically amplified signals, Electronics Letters, 44, (18), 2008, p1087-1088Journal Article, 2008, DOI , TARA - Full Text
  • K. Bondarczuk, P. J. Maguire, D. Reid, L. P. Barry, J. O'Dowd, W. H. Guo, M. Lynch, A. L. Bradley, and J. F. Donegan, Chromatic dispersion monitoring for high-speed WDM systems using two-photon absorption in a semiconductor microcavity, IEEE Journal of Quantum Electronics, 45, (1), 2009, p90-99Journal Article, 2009, DOI , TARA - Full Text
  • O'Dwyer, D., Phelan, C., Rakovich, Y., Cizmar, T., Dholakia, K., Donegan, J.F., Lunney, J.G., Polarisation distribution for internal conical diffraction and the superposition of zero and first order bessel beams , Proceedings of SPIE - The International Society for Optical Engineering , 7062, 2008, p70620WJournal Article, 2008, DOI , TARA - Full Text
  • T. Asatsuma, P. Dodd, J. F. Donegan, J. G. Lunney and J. Hegarty, Er3+-doped silicon prepared by laser doping, Materials Research Society Symposium Proceedings, 301, 1993, p67 - 72Journal Article, 1993
  • C.F. Phelan, D. P. O'Dwyer, Y. P. Rakovich, J. F. Donegan and J. G. Lunney, Conical diffraction and Bessel beam formation with a high optical quality biaxial crystal, Optics Express, 17, (15), 2009, p12891 - 12898Journal Article, 2009, DOI , TARA - Full Text
  • Bergin, F.J., Donegan, J.F., Imbusch, G.F., Remeika, J.P., Luminescence from LiGa5O8:Co2+, Journal of Luminescence , 31/32, (1), 1984, p278 - 280Journal Article, 1984, DOI
  • Bergin, F.J., Donegan, J.F., Glynn, T.J., Imbusch, G.F., Luminescence and fluorescence line narrowing studies of chromium doped glass, Journal de Physique, 46, (C7), 1985, p337 - 341Journal Article, 1985
  • Bergin, F.J., Donegan, J.F., Glynn, T.J., Imbusch G.F., The optical spectroscopy of chromium in ED-2 silicate glass, Journal of Luminescence , 34, (6), 1986, p307 - 321Journal Article, 1986, DOI
  • Donegan, J.F., Bergin, F.J., Glynn, T.J., Imbusch G.F., Remeika, J.P., The optical spectroscopy of LiGa5O8:Ni2+, Journal of Luminescence , 35, (1), 1986, p57 - 63Journal Article, 1986, DOI
  • Donegan, J.F., Bergin, F.J.,Glynn, T.J., Imbusch G.F., Remeika, J.P., Luminescence and fluorescence line narrowing studies of Y3Al5O12:Mn4+, Journal of Luminescence, 36, (2), 1986, p93 - 100Journal Article, 1986, DOI
  • Bergin, F.J., Donegan, J.F., Glynn, T.J., Imbusch G.F., Optical linewidths in chromium-doped glass and ceramic, Journal of Luminescence, 36, (4-5), 1987, p231 - 235Journal Article, 1987, DOI
  • Donegan, J.F., Gislason, H.P., Jeonand, D.Y., Watkins, G.D. , Determination of the PIn antisite structure in InP by optically detected electron-nuclear double resonance, Physical Review B, 36, (2), 1987, p1324 - 1327Journal Article, 1987, DOI , TARA - Full Text
  • Bergin, F.J., Donegan, J.F., Glynn, T.J., Imbusch G.F., Morgan, G.P., Remeika, J.P., Luminescence from beta-Ga2O3:Cr3+, Journal of Luminescence, 40/41, 1988, p103 - 104Journal Article, 1988, DOI
  • Barry, W.A., Donegan, J.F., Rong, F., Watkins, G.D., Direct measurement of exchange as a function of separation for discrete donor-acceptor pairs in ZnSe, Physical Review B, 37, (8), 1988, p4329 - 4332Journal Article, 1988, DOI , TARA - Full Text
  • Donegan, J.F., Watkins, G.D., Jeon, D.Y., Optical detection of electron-nuclear double resonance for a donor in oxygen-doped GaP, Physical Review B, 39, (5), 1989, p3207 - 3215Journal Article, 1989, DOI , TARA - Full Text
  • Donegan, J.F., Glynn, T.J., Imbusch G.F., FLN study of LiGa5O8:Co2+, Journal of Luminescence, 45, (1-6), 1990, p23 - 25Journal Article, 1990, DOI
  • Donegan, J.F., Glynn, T.J., Morgan, G.P., Walker, G., New Materials for tunable lasers in the near infra-red, Journal of Modern Optics, 37, (4), 1990, p769 - 777Journal Article, 1990, DOI
  • Donegan, J.F., Observation of nonradiative energy transfer in the excitation of Nd3+ in GaP, Physical Review B, 41, (14), 1990, p10254 - 10256Journal Article, 1990, DOI , TARA - Full Text
  • Donegan, J.F., Jeon, D.Y., Watkins, G.D., Optical detection of electron-nuclear double resonance for an S=1 luminescent center in GaP:O, Physical Review B, 43, (3), 1991, p2141 - 2151Journal Article, 1991, DOI , TARA - Full Text
  • Donegan, J.F., Heffernan, J.F., Hegarty,J., Hiei, H., Ishibashi, A.,.Jordan, C., Logue, F.P., Rees, P., Optically pumped ZnCdSe-ZnSe quantum wells, Proceedings of SPIE, Physics and Simulation of Optoelectronic Devices IV , San Jose, CA, USA , 29th January, edited by Weng W. Chow, Marek Osinski , 2693, 1996, pp121 - 127Conference Paper, 1996, DOI , TARA - Full Text
  • Barry, W.A., Donegan, J.F., Rong, F., Watkins, G.D., Vacancies, interstitials and close Frenkel Pairs on the zinc sublattice of ZnSe, Physical Review B, 54, (11), 1996, 7779 - 7788Journal Article, 1996, DOI , TARA - Full Text
  • McAleavey, F. J., Donegan, J. F., Hegarty, J., MacCraith, B. D., Mazé, G., O'Gorman, J. , Narrow linewidth, tunable Tm3+-doped fluoride fiber laser for optical-based hydrocarbon gas sensing, IEEE Journal of selected topics in quantum electronics, 3, 1997, p1103 - 1111Journal Article, 1997
  • Donegan, J.F., Jordan, C., Laird, G., Taniguchi, S., Hino, T., Kato, E., Noguchi, N., Ishibashi, A., Recombination lifetimes in undoped and doped ZnCdSe laser structures, Society of Photo-Optical Instrumentation Engineers Proceedings, 3625, 1999, p41 - 48Journal Article, 1999, DOI , URL
  • Folliot, H., Lynch, M., Barry, L. P., Bradley, A. L., Dunbar, L. A., Krug, T., , Two-photon absorption enhancement in AlGaAs microcavities, Conference Series, International Conference on the Physics of Semiconductors, edited by Long, A.R., Davies, J.H. , 171, (Paper D247), Institute of Physics, 2002Conference Paper, 2002
  • Rakovich, Yu.P., Donegan, J. F., Filonovich, S.A., Gomes, M.J.M.,Talapin, D.V.,Rogach, A.L., Eychmüller, A., Photon energy up-conversion in CdSe quantum dots, Institute of Physics Conference Series, 26th International Conference on the Physics of Semiconductors, Institute of Physics , 2002, edited by Long, A.R., Davies, J.H. , 171, (Paper R.2.7), 2002Conference Paper, 2002
  • Shaw, A., Folliot, H., Bradley, A. L., Hegarty, J., Donegan, J. F., Impact of carrier diffusion in quantum wells and quantum dots on the behaviour of etched microcavity structures, Institute of Physics Conference Series , Proceedings of the 26th International Conference on the Physics of Semiconductors, Institute of Physics, 2002, edited by Long, A.R., Davies, J.H. , 171, (Paper D172), 2002Conference Paper, 2002
  • Shaw, A., Folliot, H., Donegan, J.F., Carrier diffusion in InAs/GaAs quantum dot layers and its impact on light emission from etched microstructures, Nanotechnology, 14, 2003, p571 - 577Journal Article, 2003, DOI
  • Seo, W-H., Donegan, J.F., Linewidth enhancement factor in lattice matched InGaAsN/GaAs quantum wells, Applied Physics Letters, 82, 2003, p505 - 507Journal Article, 2003
  • Whispering gallery mode emission from a core-shell system of CdTe nanocrystals on a spherical microcavity in, editor(s)Borisenko, Gaponenko, Gurin. , Physics, Chemistry and Application of Nanostructures, World Scientific, 2003, pp120 - 123, [ Rakovich, Yu. P., Donegan, J.F., Gaponik, N., Rogach, A.L.]Book Chapter, 2003
  • Phelan, R., Lynch, M., Donegan, J.F., Weldon, V., Investigation of a strongly gain-coupled DFB laser cascade for simultaneous multigas sensing, IEE-Proceedings Optoelectronics , 150, 2003, p182 - 186Journal Article, 2003
  • Seo, W-H., Donegan, J.F, 6 x 6 Effective Mass Hamiltonian for Heterostructures grown on (11N)-oriented substrates, Physical Review , 68, (7), 2003, p075318Journal Article, 2003, DOI , URL , TARA - Full Text
  • Phelan, R., Lynch, M., Donegan., J.F., Weldon, V., Absorption Line Shift with Temperature and Pressure: Impact on Laser Diode based H2O Sensing at 1.393 (mu)m, Applied Optics , 42, 2003, p4968 - 4974Journal Article, 2003
  • Rakovich, Yu.P.,Walsh, L., Bradley, L., Donegan, J. F., Talapin, D., Rogach, A.L., Eychmüller, A., Size selective photoluminescence excitation spectroscopy in CdTe quantum dots, Proceedings of SPIE, Opto-Ireland 2002: Optics and Photonics Technologies and Applications , Galway, Ireland , 5 September 2003, edited by Thomas J. Glynn , 4876, 2003, pp432 - 437Conference Paper, 2003, DOI , URL , TARA - Full Text
  • Shaw, A., Donegan, J.F., Lunney, J.G., Bradley, L., Optical design of GaN resonant cavity LEDs emitting at 510nm for use in plastic optical fiber applications (Proceedings Paper), Proceedings of SPIE Opto-Ireland 2002: Optics and Photonics Technologies and Applications,, 4876, 2003, p184 - 195Journal Article, 2003, DOI , URL
  • Lu QY, Guo WH, Byrne D, et al. , Analysis of leaky modes in deep-ridge waveguides using the compact 2D FDTD method, Electronics Letters, 45, (13), 2009, p700-701Journal Article, 2009, DOI
  • Byrne DC, Engelstaedter JP, Guo WH, et al, Discretely Tunable Semiconductor Lasers Suitable for Photonic Integration , IEEE Journal of Selected Topics in Quantum Electronics,, 15, (3), 2009, p482-487Journal Article, 2009, DOI , TARA - Full Text
  • Qiaoyin Lu Weihua Guo Byrne, D. Donegan, J.F. , Design of Low V-pi High-Speed GaAs Travelling-Wave Electrooptic Phase Modulators Using an n-i-p-n Structure , IEEE Photonics Technology Letters, 20, (21), 2008, p1805-1807Journal Article, 2008, DOI , TARA - Full Text
  • Bondarczuk K, Dexter KJ, Maguire PJ, et al., All-optical chromatic dispersion monitoring and multiple access interference reduction via. two-photon absorption, Proceedings of the China-Ireland International Conference on Information and Communications Technologies (CIICT 2008) , 3rd China-Ireland International Conference on Information and Communications Technologies, Beijing, Sept 26-28, IEL, 2008, pp657-660Conference Paper, 2008, DOI
  • Conroy J, Byrne SJ, Gun'ko YK, Rakovich YP, Donegan JF, Davies A, Kelleher D, Volkov Y., CdTe Nanoparticles Display Tropism to Core Histones and Histone-Rich Cell Organelles, Small, 4, (11), 2008, 2006-2015Journal Article, 2008, DOI
  • Dowd JO, Guo WH, Flood E, et al., Polarization dependence of a GaAs-based two-photon absorption microcavity photodetector , Optics Express, 16, (22), 2008, p17682-17688Journal Article, 2008, DOI , TARA - Full Text
  • Byrne, D. Lu, Q. Guo, W. H. Donegan, J. F. Corbett, B. Roycroft, B. Lambkin, P. Engelstaedter, J-P Peters, F. , A facetless laser suitable for monolithic integration , Proceedings of the Conference on Optical Fiber communication/National Fiber Optic Engineers Conference, 2008. OFC/NFOEC 2008. , Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference, San Jose, CA, 4-9 May, 1-9, IEEE, 2008, pp2173-2174Conference Paper, 2008, DOI
  • Byrne, D. Lu, Q. Guo, W. H. Donegan, J. F. Corbett, B. Roycroft, B. Lambkin, P. Engelstaedter, J-P Peters, F. , A facetless laser suitable for monolithic integration , Proceedings of the Conference on Optical Fiber communication/National Fiber Optic Engineers Conference, 2008. OFC/NFOEC 2008. , Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference, San Jose, CA, 24-28 Feb, 1-9, IEEE, 2008, pp2173-2174Conference Paper, 2008, DOI , TARA - Full Text
  • Rakovich YP, Gerlach M, Donegan JF, Mode manipulation in small microsphere systems , Proceedings of the 10th International Conference on Transparent Optical Networks, 10th International Conference on Transparent Optical Networks, Athens, Greece, June 22-26, 4, 2008, 23-26Conference Paper, 2008, DOI , TARA - Full Text
  • Philippe S, Lynch M, Donegan JF , Polarization dependent gain in Pr3+/Yb3+ doped fluoride fibre , Proceedings of the 10th International Conference on Transparent Optical Networks, 10th International Conference on Transparent Optical Networks, Athens, Greece, Jun 22-26, 3, 2008, pp223-226Conference Paper, 2008, DOI , TARA - Full Text
  • Guo, W.H. Byrne, D. Lu, Q.Y. Donegan, J.F., Waveguide Loss Measurement Using the Reflection Spectrum, Photonics Technology Letters, 20, (1685), 2008, p1423-1425Journal Article, 2008, DOI , TARA - Full Text
  • Donegan JF, Gerlach M, Rakovich YP, Symmetric photonic molecules formed from coupled microspheres, Proceedings of the Conference on Laser Resonators and Beam Control X, Conference on Laser Resonators and Beam Control X, San Jose, CA, Jan 21-22, 6872, SPIE, 2008, ppI8720-I8720Conference Paper, 2008, DOI , TARA - Full Text
  • Phelan, R. Wei-Hua Guo Qiaoyin Lu Byrne, D. Roycroft, B. Lambkin, P. Corbett, B. Smyth, F. Barry, L.P. Kelly, B. O'Gorman, J. Donegan, J.F. , A novel two-section tunable discrete mode Fabry-Perot laser exhibiting nanosecond wavelength switching , IEEE Journal of Quantum Electronics, 44, (3-4), 2008, p331-337Journal Article, 2008, DOI , TARA - Full Text
  • David McInerney, Michael Lynch, John F. Donegan, and Vincent Weldon, Mode referencing of an external cavity diode laser for continuous frequency stabilization , Optical Engineering, 47, (2), 2008, p024301Journal Article, 2008, DOI , TARA - Full Text
  • Watkins, G.D., Rong, F., Barry W.A., Donegan, J.F., Optically detected magnetic resonance of zinc interstitials and Frenkel pairs in ZnSe in Defects in Electronic Materials, Proceedings of the Materials Research Society, 104, 1988, p3 - 12Journal Article, 1988
  • McCabe, E.M., Jordan, C., Fewer, D.T., Donegan, J.F., Taniguchi, S., Hino, T.,Ishibashi, A., Uusimaa, P., Pessa, M., Confocal photoluminescence microscopy in II-VI materials: annealing and degradation dynamics, Society of Photo-Optical Instrumentation Engineers Proceedings Proceedings, 3605, 1999, p65 - 72Journal Article, 1999, DOI , URL
  • Rakovich, Yu. P., Donegan, J.F., Filonovich, S.A., Gomes, M.J.M., Talapin, D.V., Rogach A.L., Eychmüller, A. , Up-conversion luminescence via a below-gap state in CdSe/ZnS quantum dots, Physica, E, (17), 2003, p99 - 100Journal Article, 2003
  • Tessarin, S., Lynch, M., Donegan J.F., Mazé, G., Resonant energy transfer in praseodymium-thulium codoped ZBLAN fibre, IEE-Proceedings-Optoelectronics, 151, (2), 2004, p129 - 132Journal Article, 2004, DOI
  • Rusakov, K.I., Gladyshchuk, A.A., Rakovich, Yu.P., Donegan, J.F., Filonovich, S.A, Gomes, M.J.M., Talapin, D.V., Rogach, A.L. Eychmüller, A., Control of efficiency of photon energy up-conversion in CdSe/ZnS quantum dots, Optics and Spectroscopy, 94, 2003, p859 - 863Journal Article, 2003
  • Rakovich, Yu.P., Yang, L., McCabe, E.M., Donegan, J. F., Perova, T., Moore, A., Gaponik, N., Rogach, A.L., Whispering Gallery Mode Emission from a Composite System of CdTe Nanocrystals and a Spherical Microcavity, Semiconductor Science and Technology , 18, 2003, p914 - 918Journal Article, 2003, DOI , URL
  • Rakovich, Yu. P., Donegan, J.F., Gaponik, N., Rogach, A.L., Raman Scattering and Anti-Stokes Emission from a Single Spherical Microcavity with a CdTe quantum well layer, Applied Physics Letters, 83, 2003, p2539 - 2541Journal Article, 2003
  • Krug, T., Lynch, M., Bradley, A.L., Donegan, J.F., Barry, L.P., Folliot, H., Roberts, J. S., Hill, G., High sensitivity two photon absorption microcavity autocorrelator, Photonics Technology Letters, 16, 2004, p1543 - 1545Journal Article, 2004, URL , TARA - Full Text
  • Alphandery, E., Walsh, L., Rakovich, Yu. P., Bradley, A.L., Donegan, J.F., Gaponik, N., Highly efficient Förster energy transfer between CdTe nanocrystals and Rhodamine B in mixed solid films, Chemical Physics Letters, 388, 2004, p100 - 104Journal Article, 2004, DOI , URL
  • Dunbar, A., Lynch, M., Bradley, A.L., Donegan, J.F., Oesterle, U., Houdré, R., Ilegems, M., Doran, J.P., Polariton scattering processes under resonant excitation in a strongly coupled semiconductor microcavity, Semiconductor Science and Technology, 19, (9), 2004, p1104 - 1112Journal Article, 2004, DOI , URL
  • Woon-Ho Seo, O'Brien, C., Donegan, J F.,Yoonseok Lee, Gil-Ho Kim., Small-signal modulation characteristics for 1.5 µm lattice-matched InGaNAs/GaAs and InGaAs/InP quantum well lasers, Optical and Quantum Electronics, 36, 2004, p1147 - 1153Journal Article, 2004, DOI , URL
  • O'Brien, C., Woon-Ho Seo, Thornquist, H., Donegan, J.F., Two-dimensional Model of Self-Pulsation in AlGaAs Laser Diodes, Proceedings of SPIE, Semiconductor Lasers and Laser Dynamics , Strasbourg, France , 27 April 2004 , edited by Daan Lenstra, Geert Morthier, Thomas Erneux, Markus Pessa , 5452, SPIE, 2004, pp138 - 145Conference Paper, 2004, DOI , URL , TARA - Full Text
  • Woon-Ho Seo, O'Brien, C., Donegan, J.F., Yoonseok Lee, Gil-Ho Kim., Linewidth enhancement factor and modulation bandwidth of lattice matched 1.5 micron InGaAsN/GaAs quantum well lasers, Proceedings of SPIE, Semiconductor Lasers and Laser Dynamics, Strasbourg, France , 27 April , edited by Daan Lenstra, Geert Morthier, Thomas Erneux, Markus Pessa , 5452, SPIE, 2004, pp206 - 214Conference Paper, 2004, DOI , URL , TARA - Full Text
  • Alphandery, E., Walsh, L., Rakovich, Yu. P., Bradley, A.L., Donegan, J.F., Gaponik, N., Gun'ko, Y., Highly efficient Forster resonance energy transfer between CdTe nanocrystals and two different dye molecules, Proc. SPIE 5462, Biophotonics Micro- and Nano-imaging, Photonics Europe 2004, 5462, (33), 2004, pp87 - 91Conference Paper, 2004, DOI , URL , TARA - Full Text
  • Mahmoud W., Sukhanova A., Oleinikov V., Rakovich Y.P., Donegan J.F., Pluot M., Cohen J.H.M., Volkov Y., Nabiev I., Emerging Applications of Fluorescent Nanocrystals Quantum Dots for Micrometastases Detection, Proteomics, 10, (4), 2010, p700 - 716Journal Article, 2010, DOI
  • Aliaksandra Rakovich, Alyona Sukhanova, Nicolas Bouchonville, Michael Molinari, Michel Troyon, Jacques H. M. Cohen, Yury Rakovich, John F. Donegan, and Igor Nabiev , Energy transfer processes in semiconductor quantum dots: bacteriorhodopsin hybrid system , Proceedings of SPIE, Photonic Materials, Devices, and Applications III , Dresden, Germany , 4 May 2009, edited by Ali Serpenguzel , 736620, 2009Conference Paper, 2009, DOI , TARA - Full Text
  • Pineda-Vadillo, P., Lynch, M., Charlton, C., Donegan, J.F., Weldon, V., Non-resonant wavelength modulation saturation spectroscopy in acetylene-filled hollow-core photonic bandgap fibres applied to modulationfree laser diode stabilisation , Optics Express, 17, (25), 2009, p23309-23315Journal Article, 2009, DOI , TARA - Full Text
  • Lu, Q., Guo, W., Byrne, D., Donegan, J.F., Low Vπ high-speed GaAs travelling-wave electrooptic phase modulators using an n-i-p-n structure, , European Conference on Lasers and Electro-Optics 2009 and the European Quantum Electronics Conference (CLEO Europe - EQEC 2009) , Munich, 14 June, IEEE, 2009, pp5194744Conference Paper, 2009, DOI , TARA - Full Text
  • Rakovich, Y.P., McCloskey, D., Donegan, J.F., Photonic nanojets in coupled microcavities , European Conference on Lasers and Electro-Optics 2009 and the European Quantum Electronics Conference (CLEO Europe - EQEC 2009), Munich, 14-19 June, IEEE, 2009, pp5191625Conference Paper, 2009, DOI , TARA - Full Text
  • Guo, W., Reid, D., O'Dowd, J., Barry, L., Donegan, F.J., Novel optical pulse characterization technique using sinusoidal optical phase modulation with a broad usable modulation amplitude range , European Conference on Lasers and Electro-Optics 2009 and the European Quantum Electronics Conference (CLEO Europe - EQEC 2009), Munich, 14-19 June, IEEE, 2009, pp5196374Conference Paper, 2009, DOI , TARA - Full Text
  • Rakovich, Y.P., Donegan, J.F., Vasilevskiy, M.I., Rogach, A.L., Anti-Stokes cooling in semiconductor nanocrystal quantum dots: A feasibility study, Physica Status Solidi (A) Applications and Materials , 206, (11), 2009, p2497-2509Journal Article, 2009, DOI
  • Aliaksandra Rakovich, Yury P. Rakovich, and John F. Donegan, Optical studies of the methylene blue-semiconductor nanocrystals hybrid system , e-Journal of Surface Science and Nanotechnology, 7, 2009, p349-353Journal Article, 2009, DOI
  • Rakovich A, Savateeva D, Rakovich T, Donegan JF, Rakovich YP, Kelly VP, Lesnyak V, Eychmuller A , CdTe Quantum Dot/Dye Hybrid System as Photosensitizer for Photodynamic Therapy, Nanoscale Research Letters, 1931, 2010, p7573 - 7585Journal Article, 2010, DOI
  • J. O'Dowd, W.-H. Guo, M. Lynch, A. L. Bradley and J.F. Donegan,, Acceptance angle influence on optimum incident spot size for high-finesse microcavity two-photon absorption photodetectors, IEEE Jourrnal of Quantum Electronics, 45, (12), 2009, p1584 - 1589Journal Article, 2009, DOI , URL , TARA - Full Text
  • Rakovich A, Rakovich T, Kelly VP, Lesnyak V, Eychmüller A, Rakovich YP, Donegan JF, Photosensitizer methylene blue-semiconductor nanocrystals hybrid system for photodynamic therapy., Journal of nanoscience and nanotechnology, 10, (4), 2010, p2656-2662Journal Article, 2010, DOI
  • Lu, Qiaoyin; Guo, Wei-Hua; Byrne, Diarmuid; Donegan, John F. , Design of Slotted Single-Mode Lasers Suitable for Photonic Integration, IEEE PHOTONICS TECHNOLOGY LETTERS , 22, (1), 2010, p787-789Journal Article, 2010, DOI , URL , TARA - Full Text
  • Lu, QY, Guo, WH, Byrne, DC, Donegan, JF, Compact 2-D FDTD Method Combined With Pad Approximation Transform for Leaky Mode Analysis, JOURNAL OF LIGHTWAVE TECHNOLOGY, 28, (11), 2010, p1638-1645Journal Article, 2010, DOI , URL , TARA - Full Text
  • O'Dowd, J, Guo, WH, Lynch, M, Flood, E, Bradley, AL, Donegan, JF, Description of polarisation dependence of two-photon absorption in silicon avalanche photodiodes, ELECTRONICS LETTERS, 46, (12), 2010, p854 - 856Journal Article, 2010, DOI , URL , TARA - Full Text
  • D. O'Dwyer, C. Phelan, Y. Rakovich, P. R. Eastham, J. G. Lunney and J. F. Donegan, Generation of continuously tuneable fractional optical orbital angular momentum using internal conical diffraction, Optics Express, 18, (16), 2010, p16480 - 16485Journal Article, 2010, DOI , URL , TARA - Full Text
  • D. O'Dwyer, C. F. Phelan, K. E. Ballantine, Y. Rakovich, J. G. Lunney and J. F. Donegan, Conical diffraction of linearly polarised light controls the angular position of a microscopic object, Optics Express, 18, (26), 2010, p27319 - 27326Journal Article, 2010, DOI , URL , TARA - Full Text
  • Flood, E.; Guo, W.H.; Reid, D.; Lynch, M.; Bradley, A.L.; Barry, L.P.; Donegan, J.F.; , Interferometer based in-band OSNR monitoring of single and dual polarisation QPSK signals, 36th European Conference and Exhibition on Communication (ECOC), 2010 , Turin, 19-23 September, IEEE Computer Society, 2010Conference Paper, 2010, DOI , URL , TARA - Full Text
  • D. O'Dwyer, C. F. Phelan, Y. Rakovich, P. R. Easthan, J. G. Lunney and J. F. Donegan, The creation and annihilation of optical vortices using cascade conical diffraction, Optics Express, 19, (3), 2011, p2580 - 2588Journal Article, 2011, DOI , URL , TARA - Full Text
  • Coleman, JN, Lotya, M, O'Neill, A, Bergin, SD, King, PJ, Khan, U, Young, K, Gaucher, A, De, S, Smith, RJ, Shvets, IV, Arora, SK, Stanton, G, Kim, HY, Lee, K, Kim, GT, Duesberg, GS, Hallam, T, Boland, JJ, Wang, JJ, Donegan, JF, Grunlan, JC, Moriarty, G, Shmeliov, A, Nicholls, RJ, Perkins, JM, Grieveson, EM, Theuwissen, K, McComb, DW, Nellist, PD, Nicolosi, V, "Two-Dimensional Nanosheets Produced by Liquid Exfoliation of Layered Materials", Science, 331, (6017), 2011, p568-571Journal Article, 2011, DOI , TARA - Full Text
  • Pineda-Vadillo, P, Lynch, M, Charlton, C, Tessarin, S, Donegan, JF, Weldon, V, Laser diode linewidth measurement using high-Q spherical microresonators, Electronics Letters, 47, (2), 2011, p129-130Journal Article, 2011, DOI
  • Nabiev, I, Rakovich, A, Sukhanova, A, Lukashev, E, Zagidullin, V, Pachenko, V, Rakovich, YP, Donegan, JF, Rubin, AB, Govorov, AO, Fluorescent Quantum Dots as Artificial Antennas for Enhanced Light Harvesting and Energy Transfer to Photosynthetic Reaction Centers, Angewandte Chemie - International Edition, 49, (40), 2010, p7217-7221Journal Article, 2010, DOI
  • O'Dwyer, DP, Phelan, CF, Rakovich, YP, Eastham, PR, Lunney, JG, Donegan, JF, Generation of continuously tunable fractional optical orbital angular momentum using internal conical diffraction, Optics Express, 18, (16), 2010, p16480-16485Journal Article, 2010, DOI , TARA - Full Text
  • Rakovich, A, Sukhanova, A, Bouchonville, N, Lukashev, E, Oleinikov, V, Artemyev, M, Lesnyak, V, Gaponik, N, Molinari, M, Troyon, M, Rakovich, YP, Donegan, JF, Nabiev, I, Resonance Energy Transfer Improves the Biological Function of Bacteriorhodopsin within a Hybrid Material Built from Purple Membranes and Semiconductor Quantum Dots, Nano Letters, 10, (7), 2010, p2640-2648Journal Article, 2010, DOI
  • Byrne, DC, Guo, WH, Lu, QY, Corbett, B, Donegan, JF, Technique to calculate geometric spontaneous emission factor from amplified spontaneous emission spectrum of FP semiconductor laser, Electronics Letters, 46, (14), 2010, p1017-1019Journal Article, 2010, DOI
  • Yang, YD, Huang, YZ, Guo, WH, Lu, QY, Donegan, JF, Enhancement of quality factor for TE whispering-gallery modes in microcylinder resonators, Optics Express, 18, (12), 2010, p13057-13062Journal Article, 2010, DOI , TARA - Full Text
  • Rakovich, YP, Gerlach, M, Donegan, JF, Rusakov, KI, Gladyshchuk, AA, Mode manipulation in system of coupled microcavities with whispering gallery modes, Optics and Spectroscopy (English translation of Optika i Spektroskopiya), 108, (3), 2010, p385-390Journal Article, 2010, DOI
  • Rakovich, A, Savateeva, D, Rakovich, T, Donegan, JF, Rakovich, YP, Kelly, V, Lesnyak, V, Eychmuller, A, CdTe Quantum Dot/Dye Hybrid System as Photosensitizer for Photodynamic Therapy, Nanoscale Research Letters, 5, (4), 2010, p753-760Journal Article, 2010, DOI , TARA - Full Text
  • Lu, QY, Guo, WH, Byrne, D, Donegan, JF, Leaky Modes Analysis in Very Deeply Etched Semiconductor Ridge Waveguides, IEEE Photonics Technology Letters, 22, (6), 2010, p407-409Journal Article, 2010, DOI
  • Flood, E, Guo, WH, Reid, D, Lynch, M, Bradley, AL, Barry, LP, Donegan, JF, In-band OSNR monitoring using a pair of Michelson fiber interferometers, Optics Express, 18, (4), 2010, p3618-3625Journal Article, 2010, DOI , TARA - Full Text
  • Reid, DA, Bondarczuk, K, Dexter, KJ, Shi, K, Anandarajah, PM, Barry, LP, Guo, WH, O'Dowd, J, Lynch, M, Bradley, AL, Donegan, JF, Two-Photon-Absorption-Based OSNR Monitor for NRZ-PSK Transmission Systems, IEEE Photonics Technology Letters, 22, (5), 2010, p275-277Journal Article, 2010, DOI
  • O'Dowd, J, Guo, WH, Lynch, M, Bradley, AL, Donegan, JF, Acceptance Angle Influence on the Optimum Incident Spot Size for High-Finesse Microcavity Two-Photon Absorption Photodetectors, IEEE Journal of Quantum Electronics, 45, (12), 2009, p1584-1589Journal Article, 2009, DOI
  • Bondarczuk, K, Maguire, PJ, Reid, DA, Barry, LP, O'Dowd, J, Guo, WH, Lynch, M, Bradley, AL, Donegan, JF, Chromatic Dispersion Monitoring for High-Speed WDM Systems Using Two-Photon Absorption in a Semiconductor Microcavity, IEEE Journal of Quantum Electronics, 45, (3), 2009, p223-232Journal Article, 2009, DOI
  • Byrne, DC, Guo, WH, Lu, QY, Donegan, JF, Broadband reflection method to measure waveguide loss, Electronics Letters, 45, (6), 2009, p322-324Journal Article, 2009, DOI
  • Nabiev, I, Mitchell, S, Davies, A, Williams, Y, Kelleher, D, Moore, R, Gun'ko, YK, Byrne, S, Rakovich, YP, Donegan, JF, Sukhanova, A, Conroy, J, Cottell, D, Gaponik, N, Rogach, A, Volkov, Y, Nonfunctionalized nanocrystals can exploit a cell's active transport machinery delivering them to specific nuclear and cytoplasmic compartments, Nano Letters, 7, (11), 2007, p3452-3461Journal Article, 2007, DOI
  • Rakovich, YP, Balakrishnan, S, Donegan, JF, Perova, TS, Moore, RA, Gun'ko, YK, The fabrication, fluorescence dynamics, and whispering gallery modes of aluminosilicate microtube resonators, Advanced Functional Materials, 17, (17), 2007, p1106-1114Journal Article, 2007, DOI
  • Phelan, C.F., Winfield, R.J., O'Dwyer, D.P., Rakovich, Y.P., Donegan, J.F., Lunney, J.G., Two-photon polymerisation of novel shapes using a conically diffracted femtosecond laser beam, Optics Communications, 284, (14), 2011, p3571-3574Journal Article, 2011, DOI
  • C. F. Phelan, J. F. Donegan, and J. G. Lunney, Generation of a radially polarized light beam using internal conical diffraction, Optics Express, 19, (22), 2011, p21793-21802Journal Article, 2011, DOI , URL , TARA - Full Text
  • Qiaoyin Lu, Weihua Guo, Marta Nawrocka, Azat Abdullaev, Chris Daunt, James O'Callaghan, Michael Lynch, Vincent Weldon, Frank Peters, and John F. Donegan, Single mode lasers based on slots suitable for photonic integration , Optics Express, 19, (26), 2011, pB140-B145Journal Article, 2011, DOI , URL , TARA - Full Text
  • O'Dowd, JA, Guo, WH, Flood, E, Lynch, M, Bradley, AL, Kilper, DC, Donegan, JF, Polarisation dependence of two-photon absorption generated by band-limited amplified spontaneous emission noise in silicon avalanche photodiodes, Electronics Letters, 47, (25), 2011, p1390-1391Journal Article, 2011, DOI , TARA - Full Text
  • Donegan, KP, Godsell, JF, Tobin, JM, O'Byrne, JP, Otway, DJ, Morris, MA, Roy, S, Holmes, JD, Microwave-assisted synthesis of icosahedral nickel nanocrystals, CrystEngComm , 13, (6), 2011, p2023-2028Journal Article, 2011, DOI , URL , TARA - Full Text
  • O'Dwyer, DP, Ballantine, KE, Phelan, CF, Lunney, JG, Donegan, JF, Optical trapping using cascade conical refraction of light, Optics Express, 20, 2012, p21119-21125Journal Article, 2012, DOI , TARA - Full Text
  • Rakovich, YP, Jackel, F, Donegan, JF, Rogach, AL, Semiconductor nanowires self-assembled from colloidal CdTe nanocrystal building blocks: optical properties and application perspectives, Journal of Materials Chemistry, 22, (39), 2012, 20831-20839Journal Article, 2012, DOI , TARA - Full Text
  • Lu, QY, Guo, WH, Abdullaev, A, Nawrocka, M, Huynh, TN, O'Callaghan, J, Lynch, M, Weldon, V, Barry, LP, Donegan, JF, Two-section singlemode lasers based on slots suitable for photonic integration, Electronics Letters, 48, (15), 2012, p945-946Journal Article, 2012, DOI
  • Phelan, CF, Ballantine, KE, Eastham, PR, Donegan, JF, Lunney, JG, Conical diffraction of a Gaussian beam with a two crystal cascade, Optics Express, 20, (12), 2012, p13201-13207Journal Article, 2012, DOI , TARA - Full Text
  • Flood, E, Guo, WH, Smyth, JF, Lynch, M, Bradley, AL, Barry, LP, Donegan, JF, Dual Polarization Interferometric In-Band OSNR Measurement, IEEE Photonics Technology Letters, 24, (11), 2012, 873-875Journal Article, 2012, DOI
  • Guo, WH, Lu, QY, Nawrocka, M, Abdullaev, A, O'Callaghan, J, Lynch, M, Weldon, V, Donegan, JF, Integrable Slotted Single-Mode Lasers, IEEE Photonics Technology Letters, 24, (8), 2012, p634-636Journal Article, 2012, DOI
  • McCloskey, D, Wang, JJ, Donegan, JF, Low divergence photonic nanojets from Si3N4 microdisks, Optics Express, 20, (1), 2012, p128-140Journal Article, 2012, DOI , TARA - Full Text
  • Lu, QY, Guo, WH, Nawrocka, M, Abdullaev, A, Daunt, C, O'Callaghan, J, Lynch, M, Weldon, V, Peters, F, Donegan, JF, Single mode lasers based on slots suitable for photonic integration, Optics Express, 19, (26), 2011, B140-B145Journal Article, 2011, DOI , TARA - Full Text
  • Denis Weaire, John F Donegan and Petros S Florides, Unknown Genius, Physics World, December, 2012, p26-30Journal Article, 2012, URL
  • Edward Hutchinson Synge (1890-1957) - a fragmentary life in, editor(s)Donegan JF, Weaire D, Florides P , Hutchie - The life and works of Edward Hutchinson Synge, Poellauberg, Austria, Living Edition, 2012, pp1-49 , [Petros S Florides, Denis Weaire and John F Donegan]Book Chapter, 2012
  • Lu, Q., Abdullaev, A., Nawrocka, M., Guo, W.-H., O'Callaghan, J., Donegan, J.F., Slotted single mode lasers integrated with a semiconductor optical amplifier, IEEE Photonics Technology Letters, 25, (6), 2013, 564-567Journal Article, 2013, DOI
  • Lu, Q., Guo, W., Abdullaev, A., Nawrocka, M., O'Callaghan, J., Lynch, M., Weldon, V., Donegan, J.F, High-yield two-section single mode lasers based on a 37th order surface grating, Conference on Lasers and Electro-Optics, CLEO 201, San Jose, C, May 6 -11, IEEE, 2012, pp6326148Conference Paper, 2012, URL
  • O'Callaghan, J.R., Roycroft, B., Guo, W.-H., Lu, Q.-Y., Daunt, C.L., Thomas, K., Pelucchi, E., (...), Corbett, B., Slotted tunable laser with monolithic integrated mode coupler , Conference Proceedings - International Conference on Indium Phosphide and Related Materials, International Conference on Indium Phosphide and Related Materials, Santa Barbara, CA, 27-30 August, IEEE, 2012, pp273-276Conference Paper, 2012, DOI
  • Oleinikov, V., Bouchonville, N., Sukhanova, A., Molinari, M., Sizova, S., Mochalov, K., Chistyakov, A., (...), Nabiev, I., Extension of the spectral range of bacteriorhodopsin functional activity by energy transfer from quantum dots, Proceedings of SPIE - The International Society for Optical Engineering, Nanobiosystems: Processing, Characterization, and Applications V, San Diego, CA, 12-15 August, 8464, SPIE, 2012, pp84640ZConference Paper, 2012, DOI
  • Lu, Q., Guo, W., Abdullaev, A., Nawrocka, M., O'Callaghan, J., Lynch, M., Weldon, V., Donegan, J.F., Re-growth free single mode lasers based on slots suitable for photonic integration, International Conference on Transparent Optical Networks, 14th International Conference on Transparent Optical Networks, ICTON , Coventry, 2-5 July, 2012, pp6254431Conference Paper, 2012, DOI
  • McCloskey, D., Donegan, J.F., Light scattering from silicon nitride microdisks, International Conference on Transparent Optical Networks, International Conference on Transparent Optical Networks, Coventry, 2-5 July, IEEE, 2012, 6253732Conference Paper, 2012, DOI
  • Weldon, V., Pineda-Vadillo, P., Lynch, M., Phelan, R., Donegan, J.F., A novel discrete mode narrow linewidth laser diode for spectroscopic based gas sensing in the 1.5 μm region, Applied Physics B: Lasers and Optics, 109, 2012, p433-440Journal Article, 2012, DOI
  • Wang, J.J., McCloskey, D., Donegan, J.F., Optimization of parameters of photonic nanojet generated by dielectric microsphere for laser nanojet SNOM, Proceedings of SPIE - The International Society for Optical Engineering, 7th International Symposium on Precision Engineering Measurements and Instrumentation, Lijiang, 7-11 August, 8321 , 2011, pp83213ZConference Paper, 2011, DOI
  • O'Callaghan, J.R., Roycroft, B., Guo, W.-H., Lu, Q.Y., Daunt, C., Donegan, J., Peters, F.H., Corbett, B., Refractive index contributions to phase shifting in InP based 30 GHz bandwidth n-i-n mach-zehnder modulators, Conference Proceedings - International Conference on Indium Phosphide and Related Materials, International Conference on Indium Phosphide and Related Materials, Berlin, 22-26 May, SPIE, 2011, pp5978287Conference Paper, 2011
  • Lu, Q., Guo, W.-H., Nawrocka, M., Abdullaev, A., Lynch, M., Weldon, V., Donegan, J.F, Slotted single-mode lasers for monolithic photonic integration, Proceedings of the 37th European Conference on Optical Communication and Exhibition, 37th European Conference on Optical Communication and Exhibition, Geneva, edited by 18-22 Sept , 2011, pp6066092Conference Paper, 2011
  • McCloskey, D., Donegan, J.F., Silicon nitride microdisks in the visible range, Proceedings of the 3th International Conference on Transparent Optical Networks, International Conference on Transparent Optical Networks, Stockholm, 28-30 June, 2011, pp5971052Conference Paper, 2011, DOI
  • Guo, W.-H., Byrne, D.C., Lu, Q., Corbett, B., Donegan, J.F., The full characterization of Fabry-Pérot lasers using the Fourier series expansion method, International Conference on Transparent Optical Networks, International Conference on Transparent Optical Networks, Stockholm, 28-30 June, IEEE, 2011, pp5970826Conference Paper, 2011, DOI
  • O'Dwyer, D.P., Phelan, C.F., Ballantine, K.E., Rakovich, Y.P., Lunney, J.G., Donegan, J.F., An optical trap based on conical refraction of light, Proceedings of SPIE - The International Society for Optical Engineering, Optical Trapping and Optical Micromanipulation VII, San Diego, CA, 21-25 August, 8097, SPIE, 2011, pp80971IConference Paper, 2011, DOI
  • Guo, W.-H., Byrne, D.C., Lu, Q., Corbett, B., Donegan, J.F., Fabry-pérot laser characterization bnased on the amplified spontaneous emission spectrum and the fourier series expansion method, IEEE Journal on Selected Topics in Quantum Electronics, 17, (5), 2011, p1356-1363Journal Article, 2011, DOI
  • Wang, J.J., Kirkham, J., Donegan, J., Smith, D.A., High resolution imaging of actin filaments in living cells under physilogically relevant conditions using apertureless near-field microscopy, Journal of Nanoscience and Nanotechnology, 10, (11), 2010, 7489-7493Journal Article, 2010, DOI
  • McCloskey, D., Rakovich, Y.P., Donegan, J.F., Controlling the properties of Photonic Jets, Proceedings of 12th International Conference on Transparent Optical Networks, ICTON , 12th International Conference on Transparent Optical Networks, ICTON , Munich, 27 June- 1 July, 2010, pp5548948Conference Paper, 2010, DOI
  • Zhang, J., Lutich, A.A., Susha, A.S., Döblinger, M., Rakovich, Y.P., Volkov, Y., Donegan, J.F., (...), Rogach, A.L., Solution-grown CdTe nanowires: Self-assembly, optical properties and strong temperature dependent electronic coupling , Proceedings of the INEC 2010 - 2010 3rd International Nanoelectronics Conference, 3rd International Nanoelectronics Conference, 3-8 Jan, Hong kong, 2010, pp1317-1318Conference Paper, 2010, DOI
  • Rakovich, Y.P. , Donegan, J.F., Photonic atoms and molecules, Laser and Photonics Reviews, 4, (2), 2010, p179-191Journal Article, 2010, DOI
  • Flood, E., Guo, W.H., Reid, D., Lynch, M., Bradley, A.L., Barry, L.P., Donegan, J.F., OSNR monitoring using two fibre interferometers, Proceedings of the Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference, Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS, San Jose, 16-21 May, 2010, pp5500451-Conference Paper, 2010, DOI
  • Guo, W.-H., Lu, Q., Nawrocka, M., Abdullaev, A., O'Callaghan, J., Donegan, J.F., Nine-channel wavelength tunable single mode laser array based on slots, Optics Express, 21, (8), 2013, p10215-10221Journal Article, 2013, DOI , TARA - Full Text
  • Rakovich, A., Nabiev, I., Sukhanova, A., Lesnyak, V., Gaponik, N., Rakovich, Y.P., Donegan, J.F., Large enhancement of nonlinear optical response in a hybrid nanobiomaterial consisting of bacteriorhodopsin and cadmium telluride quantum dots, ACS Nano, 7, (3), 2013, p2154-2160Journal Article, 2013, DOI
  • Lu, Q., Guo, W., Abdullaev, A., Nawrocka, M., O'Callaghan, J., Lynch, M., Weldon, V., Donegan, J.F, Integrable single mode lasers based on slotss, Conference Digest - IEEE International Semiconductor Laser Conference, 23rd IEEE International Semiconductor Laser Conference, ISLC 2012, San Diego, CA; United States, 7-10 Oct, 7, (3), 2012, pp102-103Conference Paper, 2012, DOI
  • Fox, D., Zhou, Y.B., O'Neill, A., Kumar, S., Wang, J.J., Coleman, J.N., Duesberg, G.S., (...), Zhang, H.Z., Helium ion microscopy of graphene: Beam damage, image quality and edge contrast, Journal of Nanotechnology, 24, (33), 2013, part. no. 335702Journal Article, 2013, DOI
  • Lu, Q., Guo, W., Abdullaev, A., Nawrocka, M., O'Callaghan, J., Lynch, M., Weldon, V., Donegan, J.F., Tunable single mode laser array based on slots, Proceedings of OFC/NFOEC 2013, 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference, Anaheim, CA; United States, 17-21 March, 2013, ppart. no. 6532919Conference Paper, 2013
  • Lotya, M., Rakovich, A., Donegan, J.F., Coleman, J.N., Measuring the lateral size of liquid-exfoliated nanosheets with dynamic light scattering, Nanotechnology, 24, (26), 2013, part. no. 265703Journal Article, 2013, DOI , TARA - Full Text
  • R. T. Darcy, D. McCloskey, K. E. Ballantine, B. D. Jennings, J. G. Lunney, P. R. Eastham and J. F. Donegan, White light conical diffraction, Optics Express, 21, 2013, p20394-Journal Article, 2013, DOI
  • Cunningham, G., Khan, U., Backes, C., Hanlon, D., McCloskey, D., Donegan, J.F., Coleman, J.N., Photoconductivity of solution-processed MoS2 films, .Journal of Materials Chemistry C , 1, (41), 2013, p6899-6904Journal Article, 2013, DOI , TARA - Full Text
  • McCloskey, D., Donegan, J.F., Planar elliptical solid immersion lens based on a Cartesian oval, Applied Physics Letters, 103, (9), 2013, p091101Journal Article, 2013, DOI , TARA - Full Text
  • Fox, D., Zhou, Y.B., O'Neill, A., Kumar, S., Wang, J.J., Coleman, J.N., Duesberg, G.S., Donegan, J.F., Zhang, H.Z., Helium ion microscopy of graphene: Beam damage, image quality and edge contrast, Nanotechnology, 24, (33), 2013, p335702-Journal Article, 2013, DOI , TARA - Full Text
  • Finn, D.J., Lotya, M., Cunningham, G., Smith, R.J., McCloskey, D., Donegan, J.F., Coleman, J.N., Inkjet deposition of liquid-exfoliated graphene and MoS2 nanosheets for printed device applications, Journal of Materials Chemistry C, 2, (5), 2014, p925-932Journal Article, 2014, DOI , TARA - Full Text
  • R. T. Darcy, D. McCloskey, K. E. Ballantine, J. G. Lunney, P. R. Eastham and J. F. Donegan, Conical diffraction intensity profiles generated using a top-hat input beam, Optics Express, 22, (9), 2014, p11290-Journal Article, 2014, DOI , TARA - Full Text
  • D. McCloskey, D. Fox, N. O'Hara, V. Usov, D. Scanlan, N. McEvoy, G. S. Duesberg, G. L. W. Cross, H. Z. Zhang and J. F. Donegan, Helium ion microscope generated nitrogen-vacancy centres in type Ib diamond, Applied Physics Letters, 104, 2014, p031109-Journal Article, 2014, DOI , TARA - Full Text
  • Förster Resonant Energy Transfer in, editor(s)Editors: John Donegan and Yury Rakovich , CdTe Nanocrystal Quantum Dot Structures, M. Lunz and A.L. Bradley, Cadmium Telluride Quantum Dots Advances and Applications, Taylor and Francis, 2013, pp1 - 248, [Bradley, A.L.]Book Chapter, 2013
  • McCloskey, D, Fox, D, O'Hara, N, Usov, V, Scanlan, D, McEvoy, N, Duesberg, GS, Cross, GLW, Zhang, HZ, Donegan, JF, Helium ion microscope generated nitrogen-vacancy centres in type Ib diamond, Applied Physics Letters, 104, (3), 2014, p031109-Journal Article, 2014, DOI , TARA - Full Text
  • Ballantine, KE, Donegan, JF, Eastham, PR, Conical diffraction and the dispersion surface of hyperbolic metamaterials, Physical Review A, 90, (1), 2014, p013803-Journal Article, 2014, DOI , TARA - Full Text
  • Lee, T.-K., Kim, H.-S., Oh, G.-Y., (...), Donegan, J.F., Choi, Y.-W. , Systematic analysis of whispering-gallery modes in planar silicon nitride microdisks, Optics Communications, 322, 2014, p188-197Journal Article, 2014, DOI
  • Dong, G., Zhang, Y., Donegan, J.F., Zou, B., Song, Y., Multi-Band-Stop Filter for Single-Photon Transport Based on a One-Dimensional Waveguide Side Coupled with Optical Cavities, Plasmonics, 9, (5), 2014, 1085-1089Journal Article, 2014, DOI
  • Kim, KJ, Son, BH, Burgess, B, Bang, SW, Lee, JW, Park, HH, Park, JH, Kown, YB, Donegan, JF, Choi, YW, Accurate relative position indicator for tracking-based position estimation system, IEICE ELECTRONICS EXPRESS, 11, (4), 2014, p20130939 -Journal Article, 2014, DOI
  • Rakovich, A., Donegan, J.F., Oleinikov, V., (...), Nabiev, I., Rakovich, Y.P. , Linear and nonlinear optical effects induced by energy transfer from semiconductor nanoparticles to photosynthetic biological systems, Journal of Photochemistry and Photobiology C: Photochemistry Reviews, 20, (1), 2014, p17-32Journal Article, 2014, DOI
  • Lu, Q., Guo, W., Abdullaev, A., (...), Callaghan, J.O., Donegan, J.F., 31nm quasi-continuous tuning single mode laser array based on Slots, Optics InfoBase Conference Papers , CLEO: Applications and Technology, CLEO_AT 2014, San Jose, CA; United States, 8-13 June, 2014Conference Paper, 2014
  • Darcy, RT, McCloskey, D, Ballantine, KE, Lunney, JG, Eastham, PR, Donegan, JF, Conical diffraction intensity profiles generated using a top-hat input beam, OPTICS EXPRESS, 22, (9), 2014, p11290-11300Journal Article, 2014, DOI
  • Bello, F., Lu, Q., Abdullaev, A., Nawrocka, M., Donegan, J.F., Linewidth and threshold calculations for a slotted, Fabry-Perot semiconductor laser, Proceedings of 13th International Conference on Numerical Simulation of Optoelectronic Devices, 13th International Conference on Numerical Simulation of Optoelectronic Devices, NUSOD 2013, Vancouver, BC; Canada, 19-22 August, 2013, pp93-94Conference Paper, 2013, DOI
  • Lu, Q., Guo, W., Abdullaev, A., (...), O'Callaghan, J., Donegan, J.F. , Ten-channel wavelength tunable single-mode laser array based on slots, IET Conference Publications, 39th European Conference and Exhibition on Optical Communication, ECOC 2013;, London; United Kingdom, 22-26 Sept, 2013, (622), IET, 2013, pp684-686Conference Paper, 2013, DOI
  • Abdullaev, A., Lu, Q., Guo, W.-H., (...), O'Callaghan, J., Donegan, J.F. , Improved performance of slotted single-mode lasers, Optics InfoBase Conference Papers, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2013, Munich, 12-16 May, 2013, pp00-00Conference Paper, 2013
  • Nawrocka, M., Lu, Q., Guo, W.-H., (...), O'Callaghan, J., Donegan, J.F., Widely-tunable five-section slotted lasers, Optics InfoBase Conference Papers, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2013, Munich, 12-16 May, 2013, pp00-00Conference Paper, 2013
  • Lu, Q., Guo, W.-H., Nawrocka, M., (...), O'Callaghan, J., Donegan, J.F., Eight-channel slotted single-mode laser array, Optics InfoBase Conference Papers, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2013, Munich, 12-16 May, 2013, pp00-00Conference Paper, 2013
  • Hanley, C.A., McCarthy, J.E., Purcell-Milton, F., (...), Rakovich, Y.P., Gun'Ko, Y.K., Preperation and investigation of quantum-dot-loaded hollow polymer microspheres, Journal of Physical Chemistry C, 117, (46), 2013, p24527-24536Journal Article, 2013, DOI
  • Backes, C, Smith, RJ, McEvoy, N, Berner, NC, McCloskey, D, Nerl, HC, O'Neill, A, King, PJ, Higgins, T, Hanlon, D, Scheuschner, N, Maultzsch, J, Houben, L, Duesberg, GS, Donegan, JF, Nicolosi, V, Coleman, JN, Edge and confinement effects allow in situ measurement of size and thickness of liquid-exfoliated nanosheets, Nature Communications, 5, 2014, p4576-Journal Article, 2014, DOI , TARA - Full Text
  • McCloskey, D., Fox, D., O'Hara, N., (...), Zhang, H.Z., Donegan, J.F., Helium ion microscope generated nitrogen-vacancy centres in type Ib diamond, Optics InfoBase Conference Papers , CLEO: Science and Innovations, San Jose, CA; United States, 8-13 June, OSA, 2014, pp106736-Conference Paper, 2014
  • R. T. Darcy, J. G. Lunney and J. F. Donegan, Observation of a new interference phenomena in internal conical diffraction, Optics Express, 23, 2015, p11290-Journal Article, 2015, DOI , TARA - Full Text
  • Filonovich, S.A., Gomes, M.J.M., Rakovich, Yu.P., Donegan, J. F., Talapin, D.V., Rogach, A.L., Eychmüller, A., Up-Conversion Luminescence in Colloidal CdTe Nanocrystals, Proceedings of the Materials Research Society, Boston, 737, (E13.12.1-E12.12.6.), 2002Conference Paper, TARA - Full Text
  • Evolution of optical phonons in CdSe/ZnS quantum dots: Raman Spectroscopy in, editor(s)Borisenko, Gaponenko, Gurin, , Physics, Chemistry and Application of Nanostructures, World Scientific, 2003, pp132 - 135, [Baronon, A.V., Perova, T.S., Moore, A., Rakovich, Yu. P., Donegan, J.F., Talapin, D.]Book Chapter
  • Transition metal ion-doped materials of laser interest in, Spectroscopy of Solid-State Laser-Type Materials, New York, Plenum Press, 1987, pp165 - 178, [Imbusch, G.F., Donegan, J.F., and Bergin, F.J.]Book Chapter
  • Gain and carrier dynamics at lasing densities in ZnCdSe quantum well materials in, editor(s)Scheffler and Zimmermann , 23rd International Conference on the Physics of Semiconductors, Singapore, World Scientific, 1996, pp3183 - 3186, [Donegan, J.F., Logue, F.P., Jordan, C., Rees, R., Hewlett, S.J., Heffernan, J.F., Fewer, D.T., McCabe, E.M., Hegarty, J., Taniguchi, S., Hino, T., Nakano, K., Ishibashi, A. ]Book Chapter
  • Fundamental properties of II-VI semiconductors in, editor(s)B.D. Guenther, D.G. Steel, L. Bayvel , Encyclopedia of Modern Optics, Academic Press, 2004, pp377 - 385, [Donegan, J.F.]Book Chapter
  • Evolution of optical phonons in CdSe/ZnS quantum dots: Raman Spectroscopy in, editor(s)Borisenko, Gaponenko, Gurin. , Physics, Chemistry and Application of Nanostructures, World Scientific, 2003, pp132 - 135, [Baronon, A.V.,Perova, T.S., Moore, A., Rakovich,Yu. P., Donegan, J.F., Talapin D.]Book Chapter

Research Expertise

Physics and engineering of optical devices for photonic integration including semiconductor lasers and coherent receivers; Active semiconductor lasers with high-order surface gratings; Photonic-integration of polarization beam splitter and optical hybrid based on forward and reverse bias structures. Heat-Assisted Magnetic Recording (HAMR); Silicon nitride waveguide structures for nanoscale direction and focussing of light Plasmonic structures for applications in HAMR. Thermo-mechanical properties of gold in high power plasmonics. Conical refraction of light; Perovskite and organic materials for visible photonics; New devices based on 2D materials with epsilon near zero behaviour

  • Title
    Quantum dots for Biomedical Applications
    Summary
    €189,500
    Funding Agency
    Enterprise Ireland RIF Programme (joint YG, DK)
  • Title
    Two-Photon Absorption in Microcavities
    Summary
    €122,000
    Funding Agency
    Enterprise Ireland Basic Research (joint DCU)
    Date From
    2000
    Date To
    2002
  • Title
    Optical-Spin Interactions
    Summary
    €195,000
    Funding Agency
    EU TMR Network (joint MC)
    Date From
    2002
    Date To
    2004
  • Title
    Study of II-VI Semiconductor Lasers
    Summary
    €247,000
    Funding Agency
    Sony Coporation
    Date From
    1996
    Date To
    1998
  • Title
    Blue-Green Semiconductor Laser
    Summary
    €29,000
    Funding Agency
    EU ESPRIT Programme
    Date From
    1998
    Date To
    1999
  • Title
    Photonic Device Devlopment and Technology Transfer
    Summary
    €508,000
    Funding Agency
    Optronics Ireland (including Phase 2 projects)
    Date From
    2000
    Date To
    2002
  • Title
    Photonic Device Devlopment and Technology Transfer
    Summary
    €290,000 of which €120,600 paid in 2002
    Funding Agency
    Optronics Ireland
    Date From
    2002
    Date To
    2005
  • Title
    Many-Body Effects in Semiconductors
    Summary
    €45,000
    Funding Agency
    Forbairt Basic Research (joint CP)
    Date From
    1996
    Date To
    1998
  • Title
    Quantum Dot Microlasers
    Summary
    €1,1523,500
    Funding Agency
    SFI Investigator Award
  • Title
    Single-Frequency Diode Lasers
    Summary
    €25,000
    Funding Agency
    EblanaPhotonics
    Date From
    2002
  • Title
    Two-photon switching in semiconductors
    Summary
    €330,500
    Funding Agency
    Enterprise Ireland ATRP Programme (joint DCU)
  • Title
    Study of II-VI Semiconductor Lasers
    Summary
    €29,000
    Funding Agency
    Sony Corporation, Japan (joint JH)
    Date From
    1996
    Date To
    1997
  • Title
    Evolutionary Optimisation of Diode Lasers
    Summary
    €63,500
    Funding Agency
    Enterprise Ireland Strategic Research
    Date From
    2001
    Date To
    2003
  • Title
    Multi-gas sensing with a Cascaded Diode Laser
    Summary
    €145,000
    Funding Agency
    Enterprise Ireland Research Innovation Fund (joint VW)
    Date From
    2002
    Date To
    2004
  • Title
    Tunable Lasers for Gas Sensing Applications
    Summary
    €63,500
    Funding Agency
    Forbairt Strategic Research
    Date From
    1997
    Date To
    1999
  • Title
    High Brightness Semiconductor Lasers
    Summary
    €63,500
    Funding Agency
    Enterprise Ireland Strategic Research
    Date From
    1999
    Date To
    2002
  • Title
    Advanced Materials Development
    Summary
    €192,000 (part of £2.9M grant)
    Funding Agency
    PRTLI
    Date From
    2002
    Date To
    2006
  • Title
    New Optical Amplifiers for Communications
    Summary
    €104,500
    Funding Agency
    Enterprise Ireland Strategic Research
    Date From
    2001
    Date To
    2003

Materials Science, Materials Science, Communication engineering and systems; telecommunications, Physics, Physics, Photonics, sensing and imaging, Energy Efficiency, Energy Efficiency, Nano-technology, Photonics, sensing and imaging, Communication engineering and systems; telecommunications, Nano-technology,

Recognition

  • Fellow of Trinity College Dublin. 2000
  • Fellow of Institute of Physics, London 2002
  • Fellow, Institute of Physics Member, American Physical Society Member, Optical Society of America Senior Member, Institute of Electrical and Electronic Engineers
  • Invited talks: Examples Keynote presentation- Advanced Laser Technologies, 2016 Invited:SPIE Annual Photonics Meeting Chinese Academy of Sciences Bell Labs, New Jersey
  • External Examiner: University College Galway: Physics Degrees University of Southampton: Photonics Technologies 2011-2017 PhD Examinations including: Nanyang University, Singapore, Humboldt University, Berlin
  • Referee for journal articles in Physical Review Letters, Physics Review B (Condensed Matter), Journal of Luminescence, Electronics Letters, Optical Materials, Journal of Physics-Condensed Matter, Journal of Physics D, Semiconductor Science and Technology, Optics Communications, Nature Communications, Nature Photonics, Science, Optics Express.
  • Edward Hutchinson Synge: Forgotten Irish Genius who invented the near-field optical microscope. Book written on his life and works.
  • Edward Hutchinson Synge: Forgotten Irish Genius who invented the near-field optical microscope. Book written on his life and works.
  • Juno Initiative: Launched in 2011 with Institute of Physics to improve female participation in Physics. School recently obtained Juno practitioner status
  • External Examiner: University College Galway: Physics Degrees University of Southampton: Photonics Technologies 2011-2017 PhD Examinations including: Nanyang University, Singapore, Humboldt University, Berlin
  • Referee for journal articles in Physical Review Letters, Physics Review B (Condensed Matter), Journal of Luminescence, Electronics Letters, Optical Materials, Journal of Physics-Condensed Matter, Journal of Physics D, Semiconductor Science and Technology, Optics Communications, Nature Communications, Nature Photonics, Science, Optics Express.
  • Invited talks: Examples Keynote presentation- Advanced Laser Technologies, 2016 Invited:SPIE Annual Photonics Meeting Chinese Academy of Sciences Bell Labs, New Jersey
  • ECOC 2019: Chairman of the Technical Programme Committee, European Conference on Optical Communications, attendance 5000.
  • Reviewer: European Research Council, started, consolidator, advanced grants. Norwegian Science Council. Fonds National, Canada.
  • ECOC 2019: Chairman of the Technical Programme Committee, European Conference on Optical Communications, attendance 5000.
  • Juno Initiative: Launched in 2011 with Institute of Physics to improve female participation in Physics. School recently obtained Juno practitioner status
  • Reviewer: European Research Council, started, consolidator, advanced grants. Norwegian Science Council. Fonds National, Canada.