Professor Paul Spencer

Dirprwy Is-ganghellor (Ymchwil)

Contact info

Position: Dean of College of Environmental Sciences and Engineering, Professor

Email: p.spencer@bangor.ac.uk

Phone: (01248) 382738

Location: Room 145, Dean Street

 

Prof Paul S. Spencer received a B.Sc. degree in applied physics and a Ph.D. degree in electronic engineering from the University of Bath, in 1990 and 1994, respectively. From 1994 to 1996, he was a research assistant at the University of Bath. In 1996, he moved to Bangor becoming a lecturer in 1998, a senior lecturer in 2003 and receiving a Personal Chair in 2006. In 2007 he was appointed Head of the School of Electronic Engineering, a post he held for seven years. In 2009 he was appointed Head of the College of Physical and Applied Sciences and in 2017 he was appointed Dean of the College of Environmental Sciences and Engineering

His main research interests are semiconductor laser dynamics, optical feedback effects, pulse propagation, and optical waveguide properties of optoelectronic devices. He has been an author on over 100 journal papers and 140 conference papers and is a regular reviewer archival journals. In 2000 he won the Science, Engineering and Technology (SET) best engineering poster award.

  1. Cyhoeddwyd

    Incoherent optical feedback regimes in semiconductor lasers: Theory and Experiment

    Ju, R., Spencer, P. S. & Shore, K. A., 1 Ebr 2004.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  2. Cyhoeddwyd

    Influence of low-frequency modulation on polarization switching of VCSELs subject to optical feedback

    Hong, Y., Paul, J., Spencer, P. S. & Shore, K. A., 1 Ion 2008, Yn: IEEE Journal of Quantum Electronics. 44, 1-2, t. 30-35

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  3. Cyhoeddwyd

    Influence of optical feedback on anticorrelation polarisation dynamics in VCSELs

    Hong, Y., Paul, J., Spencer, P. S. & Shore, K. A., 1 Ebr 2006.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  4. Cyhoeddwyd

    Integrity of all-optical data encryption using chaotic external-cavity diode lasers.

    Sivaprakasam, S., Paul, J., Spencer, P. S. & Shore, K. A., 1 Ebr 2001.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  5. Cyhoeddwyd

    Inverse synchronisation in semiconductor laser diodes

    Sivaprakasam, S., Pierce, I., Rees, P., Spencer, P., Shore, K. A. & Valle, A., 31 Mai 2001, Yn: Physical Review A. 64, 1, 013805.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  6. Cyhoeddwyd

    Investigation of polarization bistability in vertical-cavity surface-emitting lasers subjected to optical feedback

    Hong, Y., Ju, R., Spencer, P. & Shore, K. A., Mai 2005, Yn: IEEE Journal of Quantum Electronics. 41, 5, t. 619-624

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  7. Cyhoeddwyd

    Modeling polarization competition in vertical-cavity surface-emitting lasers with current modulation

    Spencer, P. S., Torre, M. S., Masoller, C. & Shore, K. A., 1 Ebr 2007.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  8. Cyhoeddwyd
  9. Cyhoeddwyd

    Nullified time-of-flight lead-lag in synchronisation of chaotic external cavity laser diodes

    Spencer, P. S., Sivaprakasam, S. S., Rees, P. & Shore, K. A., 14 Hyd 2003.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  10. Cyhoeddwyd

    Optical Chaos Communications using Laser Diodes.

    Lee, M. W., Paul, J., Hong, Y., Pierce, I., Spencer, P. S. & Shore, K. A., 21 Tach 2006.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  11. Cyhoeddwyd

    Optical Feedback Applications.

    Spencer, P. S., 1 Mai 2005.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  12. Cyhoeddwyd

    Optical chaos communications

    Shore, K. A., Hong, Y., Lee, M. W., Pierce, I., Paul, J. & Spencer, P. S., 1 Awst 2006.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  13. Cyhoeddwyd

    Optical feedback dependence of anticorrelation polarization dynamics in vertical-cavity surface-emitting lasers

    Hong, Y., Paul, J., Spencer, P. S. & Shore, K. A., 1 Hyd 2006.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  14. Cyhoeddwyd

    Optical feedback dependence of anticorrelation polarization dynamics in vertical-cavity surface-emitting lasers

    Hong, Y., Paul, J., Spencer, P. S. & Shore, K. A., 1 Tach 2006, Yn: Journal of the Optical Society of America B: Optical Physics. 23, 11, t. 2285-2290

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  15. Cyhoeddwyd

    Optical feedback dependence of laser diode relative intensity noise.

    Hong, Y. H., Bandyopadhyay, S., Sivaprakasam, S., Spencer, P. S. & Shore, K. A., 1 Hyd 2002.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  16. Cyhoeddwyd

    Optical frequency-domain ranging using a frequency-shifted feedback distributed-feedback laser.

    Paul, J., Hong, Y. H., Spencer, P. S., Pierce, I. & Shore, K. A., 1 Rhag 2007, Yn: IET Optoelectronics. 1, 6, t. 277-279

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  17. Cyhoeddwyd

    Optical injection control of polarization pulsations in VCSELs.

    Bandyopadhyay, S., Hong, Y., Spencer, P. S. & Shore, K. A., 1 Hyd 2002.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  18. Cyhoeddwyd

    Optically modulated chaotic communication scheme using external-cavity length as a key to security

    Paul, J., Sivaprakasam, S., Spencer, P. S. & Shore, K. A., 1 Maw 2003, Yn: Journal of the Optical Society of America B: Optical Physics. 20, 3, t. 497-503

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  19. Cyhoeddwyd

    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 Maw 2008, Yn: Journal of Optical Networking. 7, 3, t. 198-214

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  20. Cyhoeddwyd

    Partial bi-directional coupling of chaotic diode lsers for secure optical communication

    Sivaprakasam, S., Lee, M. W., Paul, J., Spencer, P. S. & Shore, K. A., 1 Maw 2005.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  21. Cyhoeddwyd

    Photonic biosensors in detection of Haemoglobin and DNA: Invited Paper

    Chen, X., Burt, J. & Spencer, P., 2013.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapuradolygiad gan gymheiriaid

  22. Cyhoeddwyd

    Polarization-preserved and polarization-rotated synchronization of chaotic vertical-cavity surface-emitting lasers

    Ju, R., Spencer, P. & Shore, K. A., 1 Rhag 2005, Yn: IEEE Journal of Quantum Electronics. 41, 12, t. 1461-1467

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  23. Cyhoeddwyd

    Polarization-resolved chaos in a VCSEL subject to optical injection.

    Hong, Y. H., Rees, P., Spencer, P. S., Bandyopadhyay, S. & Shore, K. A., 1 Mai 2002.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  24. Cyhoeddwyd

    Polarization-resolved chaos in a vertical cavity surface emitting laser subject to optical injection

    Hong, Y. H., Rees, P., Spencer, P. S. & Bandyopadhyay, S., 1 Hyd 2002.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  25. Cyhoeddwyd

    Polarization-resolved chaos in optically injected VCSELs.

    Hong, Y. H., Rees, P., Spencer, P. S., Bandyopadhyay, S. & Shore, K. A., 1 Gorff 2002.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  26. Cyhoeddwyd

    Polarization-switching of VCSELs under orthogonal optical feedback: experiments and theory

    Paul, J., Masoller, C., Hong, Y., Spencer, P. S. & Shore, K. A., 18 Meh 2007.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  27. Cyhoeddwyd

    Polychromatic coupled cavity model of passive structures.

    Perkins, D., Spencer, P. S. & Rees, P., 1 Ebr 2005, Yn: IEE Proceedings: Optoelectronics. 152, 2, t. 58-65

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  28. Cyhoeddwyd

    Power and frequency dependence of hysteresis in optically bistable injection-locked VCSELs.

    Hong, Y., Spencer, P. & Shore, K. A., 26 Ebr 2001, Yn: Electronics Letters. 37, 9, t. 569-570

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  29. Cyhoeddwyd

    Pseudo Random Bit Sequence Transmission in Chaos Communication Channels.

    Lea, S. & Spencer, P. S., 1 Ion 2009.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  30. Cyhoeddwyd

    Quadrature detection method for determination of nonlinear modulation response of semiconductor laser diodes

    Perkins, D., Pierce, I., Rees, P., Spencer, P. S. & Shore, K. A., 1 Ebr 2001.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  31. Cyhoeddwyd

    Relative intensity noise and polarisation stability of VCSELs subject to polarisation-resolved optical feedback

    Hong, Y., Paul, J., Spencer, P. S. & Shore, K. A., 1 Rhag 2005.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  32. Cyhoeddwyd

    Root locus method for predicting the stability of laser diodes with optical feedback

    Pierce, I., Rees, P., Spencer, P. & Shore, K. A., 8 Meh 2000, Yn: Electronics Letters. 36, 12, t. 1029-1031

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  33. Cyhoeddwyd

    Rossler model for phase synchronisation in chaotic semiconductor laser systems with frequency selective coupling

    Pierce, I., Peters-Flynn, S. & Spencer, P. S., 1 Maw 2005.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  34. Cyhoeddwyd

    Semiconductor lasers subject to incoherent optical feedback.

    Ju, R., Hong, Y., Pierce, I. & Spencer, P. S., 1 Ebr 2006.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  35. Cyhoeddwyd

    Semiconductor lasers subject to polarisation rotated optical feedback.

    Ju, R., Hong, Y. & Spencer, P. S., 1 Ion 2006.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  36. Cyhoeddwyd

    Semiconductor lasers subject to polarisation-rotated optical feedback.

    Ju, R., Hong, Y. & Spencer, P. S., 1 Meh 2006, Yn: IEE Proceedings: Optoelectronics. 153, 3, t. 131-137

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  37. Cyhoeddwyd

    Simple and accurate optical frequency domain ranging using off-the-shelf DFB lasers subject to frequency-shifted optical feedback

    Paul, J., Hong, Y., Spencer, P., Pierce, I. & Shore, K. A., 1 Tach 2007, Yn: IEEE Photonics Technology Letters. 19, 21-24, t. 1708-1710

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  38. Cyhoeddwyd

    Stabilisation of self-pulsation of VCSEL polarisation by optical injection

    Bandyopadhyay, S., Hong, Y., Spencer, P. S. & Shore, K. A., 1 Gorff 2002.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  39. Cyhoeddwyd

    Stabilization of Photonic Microwave Generation in Vertical-Cavity Surface-Emitting Lasers with Optical Injection and Feedback

    Hong, Y., Ji, S., Xue, C., Valle, A., Spencer, P. & Li, H., 1 Hyd 2018, Yn: Journal of Lightwave Technology. 36, 19, t. 4347-4353

    Allbwn ymchwil: Cyfraniad at gyfnodolynRhifyn Arbennigadolygiad gan gymheiriaid

  40. Cyhoeddwyd

    Statistical Investigations of the Transmission Performance of Adaptively Modulated Optical OFDM Signals in Multimode Fiber Links

    Jin, X. Q., Tang, J., Qiu, K. & Spencer, P. S., 1 Medi 2008, Yn: Journal of Lightwave Technology. 26, 17-20, t. 3216-3224

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  41. Cyhoeddwyd

    Synchronisation of coupled VCSELs operating in the coherence collapse regime

    Ju, R., Hong, Y., Spencer, P. S. & Shore, K. A., 1 Ebr 2004.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  42. Cyhoeddwyd

    Synchronisation recovery in unidirectionally coupled semiconductor lasers

    Peters-Flynn, S., Pierce, I., Spencer, P. S. & Rees, P., 13 Chwef 2006, Yn: IEE Proceedings: Optoelectronics. 153, 1, t. 8-12

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  43. Cyhoeddwyd

    Synchronisation regimes in chaotic diode lasers.

    Pierce, I., Rees, P., Sivaprakasam, S., Spencer, P. S. & Shore, K. A., 1 Medi 2001.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  44. Cyhoeddwyd

    Terahertz Relaxation Oscillations in Intersubband lasers.

    Banerjee, S., Rees, P., Spencer, P. S. & Shore, K. A., 1 Ebr 2003.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  45. Cyhoeddwyd

    The effects of polarization-resolved optical feedback on the relative intensity noise and polarization stability of vertical-cavity surface-emitting lasers

    Hong, Y., Paul, J., Spencer, P. & Shore, K. A., 7 Awst 2006, Yn: Journal of Lightwave Technology. 24, 8, t. 3210-3216

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  46. Cyhoeddwyd

    The influence of optical feedback on polarisation bistability in VCSELs.

    Hong, Y., Ju, R., Spencer, P. S. & Shore, K. A., 1 Maw 2005.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  47. Cyhoeddwyd

    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 Tach 2010, Yn: Optics Letters. 35, 21, t. 3688-3690

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  48. Cyhoeddwyd

    Transmission Performance of Adaptively Modulated Optical OFDM Modems Using Subcarrier Modulation over Worst-Case Multimode Fibre Links

    Zheng, X., Tang, J. & Spencer, P. S., 10 Hyd 2008, Yn: IEEE Communications Letters. 12, 10, t. 788-790

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  49. Cyhoeddwyd

    Transverse Mode Dynamics of Vertical Cavity Surface Emitting Lasers Subject to Polarized Optical Injection

    Hong, Y. H., Spencer, P. S. & Shore, K. A., 1 Ion 2002.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  50. Cyhoeddwyd

    Transverse mode dynamics of VCSELs subject to optical injection.

    Hong, Y., Spencer, P. S. & Shore, K. A., 1 Medi 2001.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur