Prof. K. Alan Shore Profile

Prof. K. Alan Shore

at Bangor Univ

SPIE Involvement:

Author

Publications (42)

Proceedings Article | 30 June 2022 Open Access

Ray Davies, Photonics Academy of Wales at Bangor: a tribute

K. Alan Shore

Proceedings Volume 12297, 1229717 (2022) https://doi.org/10.1117/12.2635544

KEYWORDS: Photonics, Geometrical optics, Prototyping, Photovoltaics, Mouth, Laser development, Laser applications, Electronics engineering, Computer science

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SPIE Journal Paper | 2 May 2022 Open Access

Ultrafast and real-time physical random bit extraction with all-optical quantization

Ya Guo, Qiang Cai, Pu Li, Ruonan Zhang, Bingjie Xu, K. Alan Shore, Yuncai Wang

AP, Vol. 4, Issue 03, 035001, (May 2022) https://doi.org/10.1117/12.10.1117/1.AP.4.3.035001

KEYWORDS: Chaos, Quantization, Ultrafast phenomena, Semiconductor lasers, Photonics, Electronics, Channel projecting optics, Heterodyning, Waveguides, Statistical analysis

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Proceedings Article | 27 September 2016 Open Access

Inspiration, imagination and implementation: International Year of Light activities of the Photonics Academy of Wales at Bangor (PAWB)

Ray Davies, K. Alan Shore

Proceedings Volume 9946, 994605 (2016) https://doi.org/10.1117/12.2235270

KEYWORDS: Photonics, Product engineering, Photonic devices, Interfaces, Geometrical optics, Optoelectronics, Prisms, Laser optics, Photography, Optical filters

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Proceedings Article | 4 March 2016 Paper

Dynamics of nanolasers subject to optical injection and optical feedback

Zubaida Sattar, K. Alan Shore

Proceedings Volume 9742, 97420B (2016) https://doi.org/10.1117/12.2208663

KEYWORDS: Semiconductors, Modulation, Integrated optics, Semiconductor lasers, Optical semiconductors, Photonic integrated circuits, Optical signal processing, System on a chip, Nonlinear optics, Metals, Nanowires, Mirrors, Phase conjugation, Chaos, Transparency, Neodymium

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Proceedings Article | 8 October 2015 Open Access

Public engagement with photonics: International Year of Light celebratory event in Wales

Ray Davies, K. Alan Shore

Proceedings Volume 9793, 97932S (2015) https://doi.org/10.1117/12.2223236

KEYWORDS: Photonics, Optoelectronics, Photography, Physics, Active optics, Laser optics, Education and training, Chemistry, Geology, Maxwell's equations

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Proceedings Article | 25 September 2014 Paper

Analysis of the large and small signal direct current modulation response up to 60GHz of metal-clad nano-lasers

Z. Sattar, K. Alan Shore

Proceedings Volume 9288, 92880E (2014) https://doi.org/10.1117/12.2074462

KEYWORDS: Modulation, Metals, Signal analysis, Gallium nitride, Semiconductors, Semiconductor lasers, Transparency, Laser damage threshold, Electronics engineering, Nanowires

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Proceedings Article | 17 July 2014 Open Access

Getting Light to Work: photonics up-skilling for industry

Ray Davies, K. Alan Shore

Proceedings Volume 9289, 928924 (2014) https://doi.org/10.1117/12.2070721

KEYWORDS: Photonics, Prototyping, Laser applications, Electronics engineering, Optoelectronics, Photonic devices, Scanning transmission electron microscopy, Education and training, Samarium, Roads

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Proceedings Article | 17 July 2014 Open Access

CApability Matrix for Photonics Up-Skilling (CAMPUS)

K. Alan Shore

Proceedings Volume 9289, 928905 (2014) https://doi.org/10.1117/12.2070161

KEYWORDS: Photonics, Optoelectronics, Manufacturing, Education and training, Light emitting diodes, Samarium, Interfaces, Forward error correction, Electronics engineering, Mathematics

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Proceedings Article | 27 April 2010 Paper

Power loss resilience and eavesdropper detection in optical chaos communications systems

Yanhua Hong, K. Alan Shore

Proceedings Volume 7720, 77200J (2010) https://doi.org/10.1117/12.853439

KEYWORDS: Chaos, Signal to noise ratio, Receivers, Semiconductor lasers, Telecommunications, Transmitters, Fiber lasers, Computer programming, Polarization, Optical communications

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Proceedings Article | 29 January 2008 Paper

Chirped comb generation in frequency shifted feedback DFB lasers

Jon Paul, Yanhua Hong, Paul Spencer, K. Alan Shore

Proceedings Volume 6909, 69091D (2008) https://doi.org/10.1117/12.764792

KEYWORDS: Semiconductor lasers, Michelson interferometers, Interferometers, Frequency combs, Laser optics, Bragg cells, Mirrors, Ranging, Optical pumping, Optical testing

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Proceedings Article | 2 October 2006 Paper

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

Yanhua Hong, Jon Paul, Paul Spencer, K. Alan Shore

Proceedings Volume 6388, 63880R (2006) https://doi.org/10.1117/12.684400

KEYWORDS: Polarization, Vertical cavity surface emitting lasers, Beam splitters, Switching, Semiconductor lasers, Oscilloscopes, Laser resonators, Optical isolators, Mirrors, Collimation

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Proceedings Article | 2 October 2006 Paper

Analysis of message extraction in optical chaos communications based on injection-locking synchronization of semiconductor lasers

Atsushi Murakami, K. Alan Shore

Proceedings Volume 6389, 63890Q (2006) https://doi.org/10.1117/12.684399

KEYWORDS: Receivers, Chaos, Phase shifts, Modulation, Semiconductor lasers, Oscillators, Transmitters, Optical communications, Signal attenuation, Optical filters

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Proceedings Article | 29 September 2006 Paper

Anticorrelation polarization dynamics in VCSELs

Yanhua Hong, Jon Paul, Paul Spencer, K. Alan Shore

Proceedings Volume 6399, 639904 (2006) https://doi.org/10.1117/12.690177

KEYWORDS: Vertical cavity surface emitting lasers, Polarization, Laser optics, Switching, Semiconductor lasers, Modulation, Beam splitters, Sensors, Free space optics, Mirrors

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Proceedings Article | 28 September 2006 Paper

Message extraction mechanism in optical chaos communications using injection-locked semiconductor lasers

Atsushi Murakami, K. Alan Shore

Proceedings Volume 6402, 640209 (2006) https://doi.org/10.1117/12.690176

KEYWORDS: Receivers, Chaos, Phase shifts, Modulation, Transmitters, Semiconductor lasers, Oscillators, Optical communications, Optical filters, Signal attenuation

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Proceedings Article | 8 December 2004 Paper

Demonstration of secure chaotic optical communications networking capabilities through message broadcasting with DFB laser diodes

Min Won Lee, K. Alan Shore

Proceedings Volume 5614, (2004) https://doi.org/10.1117/12.577428

KEYWORDS: Receivers, Transmitters, Semiconductor lasers, Chaos, Optical communications, Computer programming, Modulation, Signal to noise ratio, Optical networks, Telecommunications

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Proceedings Article | 8 December 2004 Paper

Chaotic optical data encryption using external-cavity VCSELs

Yanhua Hong, Min Won Lee, K. Alan Shore

Proceedings Volume 5614, (2004) https://doi.org/10.1117/12.577510

KEYWORDS: Polarization, Receivers, Transmitters, Vertical cavity surface emitting lasers, Chaos, Optical communications, Computer programming, Semiconductor lasers, Signal to noise ratio, Photodetectors

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Proceedings Article | 8 December 2004 Paper

Demonstration of dual wavelength synchronization for multiplexed optical chaos communication

Min Won Lee, Keith Shore

Proceedings Volume 5614, (2004) https://doi.org/10.1117/12.577461

KEYWORDS: Chaos, Semiconductor lasers, Receivers, Optical communications, Transmitters, Multiplexing, Telecommunications, Laser optics, Photodetectors, Switching

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Proceedings Article | 3 July 2003 Paper

Chaotic data encryption using semiconductor laser diodes

Paul Rees, Siva Sivaprakasam, Paul Spencer, Jon Paul, Iestyn Pierce, K. Shore

Proceedings Volume 4995, (2003) https://doi.org/10.1117/12.480192

KEYWORDS: Transmitters, Receivers, Semiconductor lasers, Modulation, Computer programming, Photodetectors, Mirrors, Beam splitters, Optical isolators, Laser optics

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Proceedings Article | 16 May 2003 Paper

Enhanced intensity fluctuations in a laser diode subject to optical feedback

Yanhua Hong, Cristina Masoller, Rai Ju, Sujit Bandyopadhyay, Siva Sivaprakasam, Paul Spencer, Keith Shore

Proceedings Volume 5111, (2003) https://doi.org/10.1117/12.497232

KEYWORDS: Semiconductor lasers, Edge emitting semiconductor lasers, Vertical cavity surface emitting lasers, Coherence (optics), Laser optics, Reflectivity, Laser damage threshold, Solids, Optical simulations, Numerical simulations

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Proceedings Article | 16 May 2003 Paper

Quantum noise properties of laser diode arrays

Keith Shore, Deb Kane

Proceedings Volume 5111, (2003) https://doi.org/10.1117/12.497235

KEYWORDS: Semiconductor lasers, Contamination, Laser development, Laser damage threshold, Optical components, Multi-element lenses, Reflectivity, Mirrors, Waveguides, Hole burning spectroscopy

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Proceedings Article | 15 April 2003 Paper

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

Yanhau Hong, Paul Rees, Paul Spencer, Sujit Bandyopadhyay, K. Shore

Proceedings Volume 4942, (2003) https://doi.org/10.1117/12.468386

KEYWORDS: Vertical cavity surface emitting lasers, Chaos, Semiconductor lasers, Polarization, Laser optics, Four wave mixing, Adaptive optics, Wafer-level optics, Beam splitters, Edge emitting semiconductor lasers

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Proceedings Article | 15 April 2003 Paper

Optical injection control of polarization pulsations in VCSELs

Sujit Bandyopadhyay, Yanhau Hong, Paul Spencer, K. Shore

Proceedings Volume 4942, (2003) https://doi.org/10.1117/12.468387

KEYWORDS: Polarization, Vertical cavity surface emitting lasers, Polarization control, Laser stabilization, Switching, Semiconductor lasers, Tunable lasers, Beam splitters, Spectrum analysis, Laser optics

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Proceedings Article | 11 March 2003 Paper

Optical feedback dependence of laser diode relative intensity noise

Yanhau Hong, Sujit Bandyopadhyay, Siva Sivaprakasam, Paul Spencer, Keith Shore

Proceedings Volume 4947, (2003) https://doi.org/10.1117/12.468632

KEYWORDS: Semiconductor lasers, Radon, Laser optics, Solids, Laser damage threshold, Vertical cavity surface emitting lasers, Edge emitting semiconductor lasers, Mirrors, Spectrum analysis, Collimation

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Proceedings Article | 12 June 2002 Paper

Cavity length as a key to security in a chaotic optical communication scheme

John Paul, Siva Sivaprakasam, Paul Spencer, Keith Shore

Proceedings Volume 4646, (2002) https://doi.org/10.1117/12.470559

KEYWORDS: Transmitters, Receivers, Modulation, Semiconductor lasers, Laser optics, Optical communications, Chaos, Telecommunications, Optical isolators, Mirrors

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Proceedings Article | 12 June 2002 Paper

Theoretical analysis of synchronization of chaotic self-pulsating semiconductor lasers

Sara Garcia-Revilla, Angel Valle, Paul Spencer, Robin Jones, Paul Rees, Jose Revuelta, Luis Pesquera, Keith Shore

Proceedings Volume 4646, (2002) https://doi.org/10.1117/12.470554

KEYWORDS: Modulation, Semiconductor lasers, Receivers, Transmitters, Telecommunications, Solids, Chaos, Photons, Numerical simulations, Diamond

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Proceedings Article | 12 June 2002 Paper

Dual-time and cascaded anticipation of chaos synchronization

Elman Shahverdiev, Siva Sivaprakasam, Keith Shore

Proceedings Volume 4646, (2002) https://doi.org/10.1117/12.470573

KEYWORDS: Chaos, Telecommunications, Numerical simulations, Semiconductor lasers, Systems modeling, Complex systems, Computing systems, Resonators, Laser applications, Physics

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Proceedings Article | 12 June 2002 Paper

Transverse-mode dynamics of vertical-cavity surface-emitting lasers subject to polarized optical injection

Yanhau Hong, Paul Spencer, Paul Rees, Keith Shore

Proceedings Volume 4646, (2002) https://doi.org/10.1117/12.470520

KEYWORDS: Vertical cavity surface emitting lasers, Physics, Optoelectronic devices, Blood

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Proceedings Article | 12 June 2002 Paper

Transition between anticipating and lag synchronization in chaotic external-cavity laser diodes

Siva Sivaprakasam, Paul Spencer, Paul Rees, Keith Shore

Proceedings Volume 4646, (2002) https://doi.org/10.1117/12.470558

KEYWORDS: Transmitters, Receivers, Semiconductor lasers, Americium, Photodetectors, Chaos, Beam splitters, Spectrum analysis, Complex systems, Fiber lasers

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Proceedings Article | 9 July 2001 Paper

Communicating with chaos

Siva Sivaprakasam, Iestyn Pierce, Paul Spencer, Robin Jones, Paul Rees, Keith Shore

Proceedings Volume 4283, (2001) https://doi.org/10.1117/12.432586

KEYWORDS: Semiconductor lasers, Transmitters, Chaos, Photodetectors, Telecommunications, Receivers, Reflectivity, Optical communications, Computer programming, Vertical cavity surface emitting lasers

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Proceedings Article | 6 August 1999 Paper

Synchronization of chaotic diode lasers: application to data encryption

Claudio Mirasso, Paul Spencer, Pere Colet, A. Sanchez-Diaz, Keith Shore, Priscila Garcia-Fernandez

Proceedings Volume 3625, (1999) https://doi.org/10.1117/12.356928

KEYWORDS: Semiconductor lasers, Receivers, Transmitters, Vertical cavity surface emitting lasers, Stereolithography, Reflectivity, Picosecond phenomena, Chaos, Mirrors, Information operations

Proceedings Article | 29 April 1999 Paper

High-frequency beam steering induced by transverse mode switching in VCSELs: optical gain effects

Angel Valle, Paul Rees, Luis Pesquera, Keith Shore

Proceedings Volume 3627, (1999) https://doi.org/10.1117/12.347090

KEYWORDS: Modulation, Vertical cavity surface emitting lasers, Beam steering, Switching, Waveguides, Quantum wells, Profiling, Refractive index, Thermal effects, Semiconductor lasers

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Proceedings Article | 19 August 1998 Paper

Analysis and measurement of optical phase conjugation in laser diodes subject to a strong input signal

Yanhau Hong, J. Tang, Keith Shore

Proceedings Volume 3547, (1998) https://doi.org/10.1117/12.319639

KEYWORDS: Reflectivity, Semiconductor lasers, Phase conjugation, Four wave mixing, Diffusion, Polarization, Optical testing, Phase measurement, Computing systems, Numerical simulations

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Proceedings Article | 19 August 1998 Paper

Large-signal regime four-wave mixing characteristcs of multisection laser diodes

J. Tang, Keith Shore

Proceedings Volume 3547, (1998) https://doi.org/10.1117/12.319638

KEYWORDS: Semiconductor lasers, Diffusion, Four wave mixing, Reflectivity, Frequency conversion, Wave propagation, Signal processing, Phase conjugation, Polarization, Computing systems

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Proceedings Article | 12 August 1998 Paper

Phase conjugation of picosecond optical pulses in semiconductor optical amplifiers

J. Tang, Keith Shore

Proceedings Volume 3551, (1998) https://doi.org/10.1117/12.317992

KEYWORDS: Picosecond phenomena, Energy efficiency, Semiconductor optical amplifiers, Four wave mixing, Modulation, Nonlinear optics, Phase conjugation, Semiconductors, Waveguides, Computing systems

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Proceedings Article | 6 August 1998 Paper

Enhanced TOAD performance with negative frequency offset between signal and control picosecond pulses

J. Tang, Keith Shore

Proceedings Volume 3552, (1998) https://doi.org/10.1117/12.318051

KEYWORDS: Switching, Control systems, Picosecond phenomena, Nonlinear optics, Ultrafast phenomena, Refractive index, Computing systems, Demultiplexers, Signal processing, Semiconductor optical amplifiers

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