Professor K. Alan Shore
Emeritus Professor

Affiliations
Contact info
K. Alan Shore received a BA ( MA) in mathematics from the University of Oxford, Oxford, U.K., and the Ph.D. degree from the then University College, Cardiff, Wales, U.K.
He was a Lecturer with the University of Liverpool from 1979 to 1983 and with the University of Bath, where he became a Senior Lecturer in 1986, a Reader in 1990, and a Professor in 1995. He was a Visiting Researcher with the Center for High Technology Materials, University of New Mexico, Albuquerque, USA, in 1987. In 1989, he was a Visiting Researcher with the Huygens Laboratory, Leiden University, The Netherlands. From 1990 to 1991, he was with the Teledanmark Research Laboratory and the MIDIT Center of the Technical University of Denmark, Lyngby. He was a Guest Researcher with the Electrotechnical Laboratory, Tsukuba, Japan, in 1991. In 1992, he was a Visiting Professor with the Department of Physics, University de les IllesBalears, Palma–Majorca, Spain. He was a Visiting Lecturer with the Instituto de Fisica de Cantabria, Santander, Spain, from 1996 to 1998, and a Visiting Researcher with the Department of Physics, Macquarie University, Sydney, Australia, in 1996, 1998, 2000, 2002, 2005, and 2008. In 2001, he was a Visiting Researcher with the ATR Adaptive Communications Laboratories, Kyoto, Japan. From 2001 to 2008, he was the Director of Industrial and Commercial Optoelectronics (ICON), a Welsh Development Agency Centre of Excellence.
He has authored or co-authored more than 1000 contributions to archival journals, books, and technical conferences. With Prof. Deb Kane, he co-edited the research monograph Unlocking Dynamical Diversity. His research work has been principally in the area of semiconductor optoelectronic device design and experimental characterization with particular emphasis on nonlinearities in laser diodes and semiconductor optical waveguides. His current research interests include semiconductor laser nonlinear dynamics and its applications, and the dynamics of semiconductor nanolasers.
In 1995, he was appointed to the Chair of Electronic Engineering at Bangor University. He was the Chair of the Welsh Optoelectronics Forum from 2006 to 2008 and has chaired the Photonics Academy for Wales, since its establishment in 2005. From 2008 to 2011, he was the Chair of the Quantum Electronics Commission of the International Union of Pure and Applied Physics.
Prof. Shore has been a Program Member for several OSA conferences. In 2010, he held a Japan Society for the Promotion of Science Invitation Fellowship with the Ultrafast Photonics Group, Graduate School of Materials Science, Nara Institute of Science and Technology, Nara, Japan.
He was a Co-Organizer of a Rank Prize Symposium on Nonlinear Dynamics in Lasers held at the Lake District, U.K., in 2002. He cofounded and from 1987 to 2012 acted as the Organizer and Program Committee Chair for the International Conference on Semiconductor and Integrated Optoelectronics (SIOE), which is held annually in Cardiff, Wales, U.K. He chaired the Education and Training in Optics and Photonics conference held at the Technium OpTIC, Wales, 2009. He coordinated International Year of Light activities in Wales during 2015.He chaired the Science and Technology Committee of the National Eisteddfod of Wales, Bodedern, 2017.
He was awarded the Science and Technology Medal of the National Eisteddfod of Wales, Boduan, 2023.
Admitted to Gorsedd y Beirdd Urdd Derwydd y Wisg Wen ( Gorsedd of the Bards, Druidic Order of the White Robes), National Eisteddfod of Wales, Rhondda Cynon Taf, 2024
He is a Fellow of the Optical Society of America, the Institute of Physics, and the Learned Society of Wales for which he has served as a Council Member from 2012 to 2015 and from 2016 to 2024 and as its General Secretary from 2017 to 2023.
Member of the UK Young Academy Membership Selection Committee 2023-2026
He is the Manager for Wales of the Alumni Association of the Japan Society for the Promotion of Science ( JSPS)
- 2008
- Published
Synchronization in multiple time delay chaotic semiconductor lasers with optoelectronic feedbacks and couplings.
Shahverdiev, E. M. & Shore, K. A., 1 Jan 2008, In: Chaos Solitons and Fractals. 38, 5, p. 1298-1304Research output: Contribution to journal › Article › peer-review
- Published
Synchronization of chaotic semiconductor lasers.
Shore, K. A., Spencer, P. S., Pierce, I. & Pisarchik, A. N. (Editor), 1 Jan 2008, Recent Advances in Laser Dynamics: Control and Synchronization. 2008 ed. Research Signpost, p. 79-104Research output: Chapter in Book/Report/Conference proceeding › Chapter
- Published
Bleaching effect in passive regions of powerful 1.02 mu m InGaAs/AlGaAs DQW laser diodes with ridged waveguide structure.
Ryabtsev, G. I., Bezyazychnaya, T. V., Bogdanovich, M. V., Parastchuk, V. V., Yenzhyieuski, A. I., Burov, L. I., Gorbatsevich, A. S., Ryabtsev, A. G., Shchemelev, M. A., Bezotosnyi, V. V., Shore, K. A. & Banerjee, S., 1 Mar 2008, In: Applied Physics B-Lasers and Optics. 90, 3-4, p. 471-476Research output: Contribution to journal › Article › peer-review
- Published
Optimization of adaptively modulated optical OFDM modems for multimode fiber-based local area networks
Jin, X., Tang, J., Spencer, P. S. & Shore, K. A., 1 Mar 2008, In: Journal of Optical Networking. 7, 3, p. 198-214Research output: Contribution to journal › Article › peer-review
- Published
Enhanced chaos synchronization in unidirectionally coupled vertical-cavity surface-emitting semiconductor lasers with polarization-preserved injection
Hong, Y., Lee, M. W., Paul, J., Spencer, P. S. & Shore, K. A., 15 Mar 2008, In: Optics Letters. 33, 6, p. 587-589Research output: Contribution to journal › Article › peer-review
- Published
Complete inverse chaos synchronization, parameter mismatches and generalized synchronization in the multi-feedback Ikeda model.
Shahverdiev, E. M., Nuriev, R. A., Hashimova, L. H., Huseynova, E. M., Hashimov, R. H. & Shore, K. A., 1 Apr 2008, In: Chaos Solitons and Fractals. 36, 2, p. 211-216Research output: Contribution to journal › Article › peer-review
- Published
Experimental and theoretical study of dynamical hysteresis and scaling laws in the polarization switching of vertical-cavity surface-emitting lasers
Paul, J., Masoller, C., Mandel, P., Hong, Y., Spencer, P. S. & Shore, K. A., 1 Apr 2008, In: Physical Review A. 77, 4, p. 043803Research output: Contribution to journal › Article › peer-review
- Published
Experimental characterisation of chaos synchronization in unidirectionally coupled VCSELs with polarisation-preserved and polarisation-selected optical injection
Hong, Y. H., Lee, M. W., Paul, J., Spencer, P. S. & Shore, K. A., 1 Apr 2008.Research output: Contribution to conference › Paper
- Published
Synchronization in multiple time delay chaotic laser diodes subject to incoherent optical feedbacks and incoherent optical injection
Shahverdiev, E. M. & Shore, K. A., 1 Apr 2008.Research output: Contribution to conference › Paper
- Published
Chaos synchronization regimes in multiple-time-delay semiconductor lasers.
Shahverdiev, E. M. & Shore, K. A., 1 May 2008, In: Physical Review E. 77, 5, p. 057201Research output: Contribution to journal › Article › peer-review
- Published
Chaos synchronisation in unidirectionally coupled VCSELs with polarisation-preserved and polarisation-selected injection.
Hong, Y. H., Lee, M. W., Paul, J., Spencer, P. S. & Shore, K. A., 1 Jul 2008.Research output: Contribution to conference › Paper
- Published
Polarization-switching based prototype optical flip-flop operation of a 1.55-um wavelength single-mode vertical cavity surface emitting laser.
Jeong, K. H., Kim, K. H., Lee, S. H., Lee, M. H., Yoo, B. S. & Shore, K. A., 1 Aug 2008.Research output: Contribution to conference › Paper
- Published
Chaotic vertical-cavity surface-emitting laser for 14 GHz message transmission.
Hong, Y. H., Lee, M. W., Paul, J., Spencer, P. S. & Shore, K. A., 1 Sept 2008.Research output: Contribution to conference › Paper
- Published
Collapse and revival of synchronisation of chaotic diode lasers.
Arivazhagan, A. C., Sivaprakasam, S., Spencer, P. S. & Shore, K. A., 11 Sept 2008, In: Electronics Letters. 44, 19, p. 1137-1138Research output: Contribution to journal › Article › peer-review
- Published
GHz message transmission in VCSEL-based optical chaos communications.
Hong, Y. H., Lee, M. W., Paul, J., Spencer, P. S. & Shore, K. A., 1 Oct 2008.Research output: Contribution to conference › Paper
- Published
Stabilisation of chaotic dynamics in semiconductor lasers with optical feedback using optimal control.
Hugues-Salas, O., Shore, K. A. & Banks, S. P., 1 Dec 2008, In: IET Optoelectronics. 2, 6, p. 231-240Research output: Contribution to journal › Article › peer-review
- Published
Cascaded synchronisation of multiple timedelay electro-optical semiconductor lasers
Shahverdiev, E. M., Hashimova, L. H., Hashimova, N. T., Qocayeva, M. & Shore, K. A., 16 Dec 2008, In: IET Optoelectronics. 2, 6, p. 216-222Research output: Contribution to journal › Article › peer-review
- 2009
- Published
Input/output reconfigurable adaptively modulated optical OFDM modems using subcarrier modulation
Zheng, X., Wei, J. L., Yang, X. L., Giddings, R. P., Tang, J. M. & Shore, K. A., 2009, p. 1-2. 2 p.Research output: Contribution to conference › Paper › peer-review
- Published
SOA intensity modulator-enabled colourless transmission of adaptively modulated optical OFDM signals for WDM-PONs
Wei, J. L., Yang, X. L., Giddings, R. P., Tang, J. M. & Shore, K. A., 2009, p. 1-2. 2 p.Research output: Contribution to conference › Paper › peer-review
- Published
Dithered time delays and chaos synchronization in lasers with multiple feedbacks.
Shahverdiev, E. M. & Shore, K. A., 1 Jan 2009.Research output: Contribution to conference › Paper
- Published
Message decoding quality in laser diode based optical chaos communications.
Hong, Y., Lee, M. W. & Shore, K. A., 1 Jan 2009.Research output: Contribution to conference › Paper
- Published
Optimised message extraction in chaotic semiconductor lasers.
Hong, Y., Lee, M. W. & Shore, K. A., 1 Jan 2009.Research output: Contribution to conference › Paper
- Published
Signal reconstruction in semiconductor lasers subject to optical feedback using a modified extended Kalman filter.
Hugues-Salas, O. & Shore, K. A., 1 Jan 2009.Research output: Contribution to conference › Paper
- Published
Variable time delays and chaos synchronization in multiple time delay lasers with incoherent feedbacks and incoherent injection
Shahverdiev, E. M. & Shore, K. A., 1 Jan 2009.Research output: Contribution to conference › Paper
- Published
Synchronization of chaos in unidirectionally and bidirectionally coupled multiple time delay laser diodes with electro-optical feedback.
Shahverdiev, E. M. & Shore, K. A., 15 Jan 2009, In: Optics Communications. 282, 2, p. 310-316Research output: Contribution to journal › Article › peer-review
- Published
Impact of modulated multiple optical feedback time delays on laser diode chaos synchronization.
Shahverdiev, E. M. & Shore, K. A., 1 Sept 2009, In: Optics Communications. 282, 17, p. 3568-3572Research output: Contribution to journal › Article › peer-review
- Published
Multi-interface roughness effects on electron mobility in a Ga0.5In0.5P/GaAs multisubband coupled quantum well structure.
Sahu, T. & Shore, K. A., 1 Sept 2009, In: Semiconductor Science and Technology. 24, 9, p. 095021Research output: Contribution to journal › Article › peer-review
- Published
Cascaded and adaptive chaos synchronization in multiple time-delay laser systems.
Shahverdiev, E. M., Bayramov, P. A. & Shore, K. A., 15 Oct 2009, In: Chaos Solitons and Fractals. 42, 1, p. 180-186Research output: Contribution to journal › Article › peer-review
- Published
GHz Bandwidth Message Transmission Using Chaotic Vertical-Cavity Surface-Emitting Lasers
Hong, Y., Lee, M. W., Paul, J., Spencer, P. S. & Shore, K. A., 15 Nov 2009, In: Journal of Lightwave Technology. 27, 22, p. 5099-5105Research output: Contribution to journal › Article › peer-review
- Published
Generalised synchronisation in laser devices with electro-optical feedback.
Shahverdiev, E. M. & Shore, K. A., 1 Dec 2009, In: IET Optoelectronics. 3, 6, p. 274-282Research output: Contribution to journal › Article › peer-review
- 2010
- Published
Experimental study of dynamical hysteresis of turn-on and turn-off in Vertical-Cavity Surface-Emitting Lasers.
Hong, Y., Priyadarshi, S., Qader, A. A., Spencer, P. S. & Shore, K. A., 1 Jan 2010.Research output: Contribution to conference › Paper
- Published
Power Loss Resilience and Eavesdropper Detection in Optical Chaos Communications Systems.
Hong, Y. & Shore, K. A., 1 Jan 2010.Research output: Contribution to conference › Paper
- Published
Optimised message extraction in laser diode based optical chaos communications.
Hong, Y., Lee, M. W. & Shore, K. A., 1 Feb 2010, In: IEEE Journal of Quantum Electronics. 46, 2, p. 253-257Research output: Contribution to journal › Article › peer-review
- Published
Effect of electric field on low temperature multisubband electron mobility in a coupled Ga0.5In0.5P/GaAs quantum well structure.
Sahu, T. & Shore, K. A., 1 Jun 2010, In: Journal of Applied Physics. 107, 11, p. 113708Research output: Contribution to journal › Article › peer-review
- Published
Nonlinear dynamics of semiconductor lasers with feedback and modulation.
Toomey, J. P., Kane, D. M., Lee, M. W. & Shore, K. A., 2 Aug 2010, In: Optics Express. 18, 16, p. 16955-16972Research output: Contribution to journal › Article › peer-review
- Published
An extended Kalman filtering approach to nonlinear time-delay systems: application to chaotic secure communications.
Hugues-Salas, O. & Shore, K. A., 1 Sept 2010, In: IEEE Transactions on Circuits and Systems I: Regular Papers. 57, 9, p. 2520-2530Research output: Contribution to journal › Article › peer-review
- Published
Thermal effects and dynamical hysteresis in the turn-on and turn-off vertical-cavity surface-emitting lasers.
Hong, Y., Masoller, C., Torre, M. S., Priyadarshi, S., Qader, A. A., Spencer, P. S. & Shore, K. A., 1 Nov 2010, In: Optics Letters. 35, 21, p. 3688-3690Research output: Contribution to journal › Article › peer-review
- Published
1-GHz all-optical flip-flop operation of conventional cylindrical-shaped single-mode VCSELs under low-power optical injection.
Lee, S. H., Jung, H. W., Kim, K. H., Lee, M. H., Yo, B. S., Roh, J. & Shore, K. A., 1 Dec 2010, In: IEEE Photonics Technology Letters. 22, 23, p. 1759-1761Research output: Contribution to journal › Article › peer-review
- 2011
- Published
Mean spectral phase and detection of masked periodic signals in chaotic carriers
Murakami, A. & Shore, K. A., Jun 2011, In: IET Optoelectronics. 5, 3, p. 114-120Research output: Contribution to journal › Article › peer-review
- Published
Modified long-range surface plasmon polariton modes for laser nanoresonators
Ikeda, K., Fainman, Y., Shore, K. A. & Kawaguchi, H., 1 Sept 2011, In: IEEE Journal of Applied Physics. 110, 6, p. 063106-063106-6Research output: Contribution to journal › Article › peer-review
- Published
Lasing Characteristics of VCSELs Subject to Circularly Polarized Optical Injection
Qader, A., Hong, Y. & Shore, K. A., 9 Nov 2011, In: Journal of Lightwave Technology. 29, 24, p. 3804-3809Research output: Contribution to journal › Article › peer-review
- Published
Synchronization in multiple time delay chaotic laser diodes subject to incoherent optical feedbacks and incoherent optical injection
Shahverdiev, E., Shahverdiev, E. M. & Shore, K. A., 1 Dec 2011, In: Nonlinear Analysis: Real World Applications. 12, 6, p. 3114-3124Research output: Contribution to journal › Article › peer-review
- 2012
- Published
Enhancement of chaotic signal bandwidth in vertical-cavity surface-emitting lasers with optical injection
Hong, Y., Spencer, P. S. & Shore, K. A., 22 Feb 2012, In: Journal of the Optical Society of America B: Optical Physics. 29, 3, p. 415-419Research output: Contribution to journal › Article › peer-review
- Published
Optimal operating conditions for external cavity semiconductor laser optical chaos communication system
Priyadarshi, S., Pierce, I., Hong, Y. & Shore, K. A., 1 Sept 2012, In: Semiconductor Science and Technology. 27, 9, p. 094002Research output: Contribution to journal › Article › peer-review
- Published
Flat Broadband Chaos in Vertical-Cavity Surface-Emitting Lasers Subject to Chaotic Optical Injection
Hong, Y., Spencer, P. S. & Shore, K. A., 1 Dec 2012, In: IEEE Journal of Quantum Electronics. 48, 12, p. 1536-1541Research output: Contribution to journal › Article › peer-review
- 2013
- Published
Role of Suppressed Mode in the Polarization Switching Characteristics of Optically Injected VCSELs
Qader, A. A., Hong, Y. & Shore, K. A., 1 Feb 2013, In: IEEE Journal of Quantum Electronics. 49, 2, p. 205-210Research output: Contribution to journal › Article › peer-review
- Published
Multiplex chaos synchronization in semiconductor lasers with multiple optoelectronic feedbacks
Shahverdiev, E., Shahverdiev, E. M. & Shore, K. A., 1 Jun 2013, In: Optik - International Journal for Light and Electron Optics. 124, 12, p. 1350-1353Research output: Contribution to journal › Article › peer-review
- Published
Experimental Investigations of Time-Delay Signature Concealment in Chaotic External Cavity VCSELs Subject to Variable Optical Polarization-Angle of Feedback.
Priyadarshi, S., Hong, Y., Pierce, I. & Shore, K. A., 1 Jul 2013, In: IEEE Journal of Selected Topics in Quantum Electronics. 19, 4, p. 1700707Research output: Contribution to journal › Article › peer-review
- Published
Wave-Guiding Analysis of Annular Core Geometry Metal-Clad Semiconductor Nano-Lasers
Satter, Z. A., Shore, K. A. & Wang, Z., 20 Nov 2013, In: IEEE Journal of Quantum Electronics. 50, 1, p. 15-22Research output: Contribution to journal › Article › peer-review
- 2014
- Published
Wideband Chaos With Time-Delay Concealment in Vertical-Cavity Surface-Emitting Lasers With Optical Feedback and Injection
Hong, Y., Spencer, P. S. & Shore, K. A., 5 Feb 2014, In: IEEE Journal of Quantum Electronics. 50, 4, p. 236-242Research output: Contribution to journal › Article › peer-review