Conference Presentations

2017

  • Y. Altmann, R. Tobin, , A. McCarthy, G.S. Buller, S. McLaughlin, "Comparison of sampling strategies for 3D scene reconstruction from sparse multispectral lidar waveforms", To be presented at: SPIE Optics and Photonics, San Diego (August 2017)

  • L. Mazzarella, R.J. Donaldson, R.J. Collins, U. Zanforlin, G.S. Buller, J. Jeffers, "A state comparison amplifier with feed forward state correction", 48th Annual Meeting of the APS Division of Atomic, Molecular and Optical Physics, Sacramento, California, USA (June 2017).

  • A. Maccarone, A. Halimi, A. McCarthy, R. Tobin, S. McLaughlin, Y. Petillot, G.S. Buller, "Underwater Three–Dimensional Imaging using Single Photon Detection", CLEO, San Jose, California, USA (May 2017).

  • A. Halimi, J. Bioucas–Dias, N. Dobigeon, G.S. Buller, and S. McLaughlin, "Fast Hyperspectral Unmixing in Presence of Sparse Multiple Scattering Nonlinearities" IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), New Orleans, U.S.A. (March 2017).

2016

  • P.S. Chhabra, A. Maccarone, A. McCarthy, A.M. Wallace, G.S. Buller, "Discriminating underwater LiDAR target signatures using sparse multi–spectral depth codes", Sensor Signal Processing for Defence (SSPD), Edinburgh, UK (September 2016).

  • A. Halimi, Y. Altmann, G.S. Buller, S. McLaughlin, W. Oxford, D. Clarke and J. Piper, "Robust Unmixing Algorithms for Hyperspectral Imagery,", Sensor Signal Processing for Defence (SSPD), Edinburgh, UK (September 2016).

  • Y. Altmann, A. Maccarone, A. Halimi, A. McCarthy, G.S. Buller and S. McLaughlin, "Fast range estimation and material quantification from multispectral Lidar waveforms", Sensor Signal Processing for Defence (SSPD), Edinburgh, UK (September 2016).

  • A. Pawlikowska, Y. Altmann, A. Halimi, G.S. Buller and R.A. Lamb, "Long–range 3D imaging lidar with single element and Geiger–mode array detectors", SPIE Security + Defence, Edinburgh, UK (September 2016).

  • A. Maccarone, A. McCarthy, A. Halimi, R. Tobin, A.M.Wallace, Y.R. Petillot and G.S. Buller, "Depth imaging in highly scattering underwater environments using time–correlated single photon counting", SPIE Security + Defence, Edinburgh, UK (September 2016).

  • R.J. Collins, M. Fujiwara, R. Amiri,T. Honjo, K. Shimizu, K. Tamaki,M. Takeoka, E. Andersson, G.S. Buller, and Masahide Sasaki, "Photonic quantum digital signatures operating over kilometer ranges in installed optical fiber", SPIE Security + Defence, Edinburgh, UK (September 2016).

  • R.J. Collins, M. Fujiwara, R. Amiri,T. Honjo, K. Shimizu, K. Tamaki,M. Takeoka, E. Andersson, G.S. Buller, and Masahide Sasaki, "Kilometer Transmission Range Quantum Digital Signatures", QCrypt2016, Washington, USA (September 2016).

  • X. Ren, Y. Altmann, A. McCarthy, A. Halimi, R. Tobin, S. McLaughlin and G.S. Buller, "Depth imaging using sparse single–photon data", Photon16, Leeds, UK (September 2016).

  • Y. Altmann, A. Maccarone, A. McCarthy, G.S. Buller, and S. Mclaughlin, "Joint spectral clustering and range estimation for 3D scene reconstruction using multispectral Lidar waveforms", European Signal Processing Conference (EUSIPCO), Budapest, Hungary (August 2016).

  • A. Halimi, Y. Altmann, A. McCarthy, X. Ren, R. Tobin, G.S. Buller, S. McLaughlin, "Restoration of Intensity and Depth images Constructed Using Sparse Single–Photon Data", European Signal Processing Conference (EUSIPCO), Budapest, Hungary (August 2016).

  • A. Halimi, G.S. Buller, S. McLaughlin, and P. Honeine, "Filtering Smooth Altimetric Signals Using a Bayesian Algorithm", European Signal Processing Conference (EUSIPCO), Budapest, Hungary (August 2016).

  • A. Halimi, P. Honeine, J. Bioucas‑Dias, G.S. Buller, and S. McLaughlin, "Nonlinear hyperspectral unmixing accounting for spatial illumination variability", 8th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, Los Angeles, USA (August 2016).

  • Y. Altmann, A. Maccarone, A. McCarthy, G. Newstadt, G.S. Buller, S. McLaughlin, and A. Hero, "Robust spectral unmixing of multispectral lidar waveforms", 8th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, Los Angeles (August 2016).

  • R.‑B. Jin, M. Fujiwara, R. Shimizu, R.J. Collins, G.S. Buller, T. Yamashita, S. Miki, H. Terai, M. Takeoka, and M. Sasaki, "Detection dependent six–photon NOON state interference", QCMC2016, Singapore (July 2016).

  • Y. Altmann, A. Maccarone, A. McCarthy, G.S. Buller, and S. McLaughlin, "Joint range estimation and spectral classification for 3D scene reconstruction using multispectral Lidar waveforms", IEEE SSP 2016, Palma de Mallorca (June 2016).

  • Y. Altmann, X. Ren, A. McCarthy, G.S. Buller, and S. McLaughlin, "Target detection for depth imaging using sparse single–photon data", IEEE Int. Conf. Acoust., Speech, and Signal Processing (ICASSP), Shanghai, China (April 2016).

  • R.A. Lamb, A. Pawlikowska, R.M. Pilkington, P. Sinclair, G.S. Buller, " Measurement of Cn2 using a single–photon avalanche diode and a Geiger–mode array", SPIE Defense + Commercial Sensing, Baltimore, Maryland, USA (April 2016)

  • N.R. Gemmel, A. McCarthy, M. Kim, I. Veilleux, T. Zhu, G.S. Buller, B. Wilson, R.H. Hadfield, "A Compact Fiber Optic Based Singlet Oxygen Luminescence Sensor", OSA Cancer Imaging and Therapy, Fort Lauderdale, Florida, USA (April 2016).

2015

2014

  • S. Butera, P. Vines, R.T Moug, K.A. Prior, G.S. Buller, "Passivation of low noise InAs avalanche photodiodes using II–VI molecular beam epitaxy overgrowth", 18th International Conference on Molecular Beam Epitaxy, Flagstaff, Arizona, USA (September 2014)

  • R.J. Donaldson, R.J. Collins, J. Jeffers, S.M. Barnett, and G.S. Buller, "An experimental demonstration of a simple quantum repeater for use with quantum information systems", SPIE Security + Defence, Amsterdam, Netherlands (September 2014)

  • A.M. Pawlikowska, R.M. Pilkington, K.J. Gordon, P.A. Hiskett, G.S. Buller, and R.A. Lamb, "Long–range 3D single–photon imaging lidar system", SPIE Security + Defence, Amsterdam, Netherlands (September 2014)

  • R.J. Collins, R.J. Donaldson, V. Dunjko, P. Wallden, P.J. Clarke, E. Andersson, J. Jeffers, and G.S. Buller, "An in Fiber Experimental approach to Photonic Quantum Digital Signatures That Does Not Require Quantum Memory", SPIE Security + Defence, Amsterdam, Netherlands (September 2014)

  • S. Butera, P. Vines, R.T. Moug, K.A. Prior, G.S. Buller, I. Sandall, C.–H. Tan, "Passivated InAs mesa photodiodes for infrared detection", Photon14, London, UK (September 2014)

  • X. Ren, A. McCarthy, A.M. Wallace, and G.S. Buller, "Multispectral single-photon detection in time–of–flight depth profiling", Photon14, London, UK (September 2014)

  • R.J. Donaldson, R.J. Collins, J. Jeffers, S.M. Barnett, and G.S. Buller, "An Experimental Implementation of Super Optimal Coherent State Amplification Without Quantum Resources", Photon14, London, UK (September 2014)

  • A.J. Waddie, A. McCarthy, X. Ren, G.S. Buller, and M.R. Taghizadeh, "Integration of Diffractive and Refractive Microlens Arrays with Low–fill Factor Single Photon Avalanche Diode Detectors", Photon14, London, UK (September 2014)

  • R.J. Collins, R.J. Donaldson, V. Dunjko, P. Wallden, P.J. Clarke, E. Andersson, J. Jeffers, and G.S. Buller, "An Experimental Implementation of Quantum Digital Signatures That Does Not Require Quantum Memory", Photon14, London, UK (September 2014)

  • N.R. Gemmel, A. McCarthy, B. Liu, M.G. Tanner, S. Dorenbos, V. Zwiller, M. Patterson, G.S. Buller, B. Wilson, R.H. Hadfield, "Singlet oxygen luminescence detection with a superconducting nanowire single-photon detector", Applied Superconductivity Conference (ASC) 2014, Charlotte, North Carolina, USA (August 2014)

  • R.H. Hadfield, N.R. Gemmel, R. Aspden, M.G. Tanner, A. McCarthy, X. Ren, G.S. Buller, M.J. Padgett, "Single photon imaging with superconducting nanowire single photon detectors", Applied Superconductivity Conference (ASC) 2014, Charlotte, North Carolina, USA (August 2014)

  • X. Ren, A. McCarthy, A. Della Frera, N.R. Gemmel, N.J. Krichel, C. Scarcella, A. Ruggeri, A. Tosi, and G.S. Buller, "Time–of–flight Depth Imaging at 1550 nm Wavelength at Kilometer–range Distances Using an InGaAs/InP Single–Photon Avalanche Diode Detector ", CLEO 2014, San Jose, USA (June 2014)

2013

  • A. McCarthy, X. Ren, A. Della Frera, N.R. Gemmel, N.J. Krichel, C. Scarcella, A. Ruggeri, A. Tosi, and G.S. Buller, "Kilometer–Range Depth Imaging Using an InGaAs/InP Single–Photon Avalanche Diode Detector Operating at a Wavelength of 1550 nm", Single Photon Workshop 2013, Oak Ridge, USA (October 2013)

  • R.J. Collins, R.J. Donaldson, V. Dunjko, P.J. Clarke, E. Andersson, J. Jeffers, and G.S. Buller, "Experimental Phase Encoded Photonic Quantum Digital Signatures", Single Photon Workshop 2013, Oak Ridge, USA (October 2013)

  • R.T. Moug, S. Butera, P. Vines, G.S. Buller, K.A. Prior, "Direct Growth of ZnSe and CdSe on (100) InAs substrates", 16th International Conference on II–VI Compound and Related Materials (II–VI 2013), Nagahama, Japan (September 2013)

  • R.J. Donaldson, R.J. Collins, V. Dunjko, P.J. Clarke, E. Andersson, J. Jeffers, and G.S. Buller, "Unambiguous State Discrimination Approach to Experimental Photonic Quantum Digital Signatures in Fiber", SPIE Security + Defence, Dresden, Germany (September 2013)

  • G. Intermite, R.E. Warburton, M. Myronov, P. Allred, D.R. Leadley, K. Gallacher, D.J. Paul, N.J. Pilgrim, L.J.M. Lever, Z. Ikonic, R.W. Kelsall, and G.S. Buller, "Design and performance of a prototype mesa–geometry Ge–on–Si single–photon avalanche diode detector at 1310 nm and 1550 nm wavelengths", The IEEE 10th International Conference on Group IV Photonics (GFP), Seoul, Korea (August 2013)

  • G. Intermite, R.E. Warburton, M. Myronov, P. Allred, D.R. Leadley, K. Gallacher, D.J. Paul, N.J. Pilgrim, L.J.M. Lever, Z. Ikonic, R.W. Kelsall, and G.S. Buller, "Ge–on–Si single–photon avalanche diode near–IR detectors", UK Semiconductor 2013, Sheffield, UK (July 2013)

  • R.J. Collins, P.J. Clarke, V. Dunjko, R.J. Donaldson, J. Jeffers, E. Andersson, and G.S. Buller, "Photonic Quantum Digital Signatures: An Experimental Test–Bed", CLEO 2013, San Jose, USA (June 2013)

  • N.R. Gemmell, A. McCarthy, B. Liu, M.G. Tanner, S.D. Dorenbos, V. Zwiller, M.S. Patterson, G.S. Buller, B.C. Wilson and R.H. Hadfield, "Singlet Oxygen luminescence detection with a fibre–coupled superconducting nanowire single–photon detector", CLEO 2013, San Jose, USA (June 2013)

  • N.R. Gemmell, A. McCarthy, B. Liu, M.G. Tanner, S.D. Dorenbos, V. Zwiller, M.S. Patterson, G.S. Buller, B.C. Wilson and R.H. Hadfield, "Singlet Oxygen luminescence detection with a fibre–coupled superconducting nanowire single–photon detector", CLEO/Europe-IQEC, Munich, Germany (May 2013)

  • A. McCarthy, N.J. Krichel, N.R. Gemmell, X. Ren, M.G. Tanner, S.D. Dorenbos, V. Zwiller, R.H. Hadfield, and G.S. Buller, "Kilometre–range, high resolution depth imaging using 1560 nm wavelength single–photon detection", CLEO/Europe-IQEC, Munich, Germany (May 2013)

2012

  • D.S. Tasca, M.P. Edgar, F. Izdebski, R.E. Warburton, J. Leach, M. Agnew, G.S. Buller, R.W. Boyd, M.J. Padgett, "High–dimensional spatial entanglement observed with an electron multiplying CCD camera ", SPIE Security + Defence — Quantum–Physics–Based Information Security, Edinburgh, UK (September 2012)

  • P.J. Clarke, R.J. Collins, V.D. Dunjko, J. Jeffers, E. Andersson and G.S. Buller, "Experimental demonstration of quantum digital signatures", SPIE Security + Defence — Quantum–Physics–Based Information Security, Edinburgh, UK (September 2012)

  • N.R. Gemmell, A. McCarthy, X. Ren, N.J. Krichel, M.G. Tanner, R. H. Hadfield, and G.S. Buller, "Kilometre Range Depth Imaging at 1550nm wavelength using a Superconducting Nanowire Single Photon Detector", SPIE Security + Defence — Electro–Optical Remote Sensing, Edinburgh, UK (September 2012)

  • S. Butera, R.E. Warburton, P. Vines, I. Sandall, P.J. Ker, C.H. Tan, G.S. Buller, "Towards Single Photon Avalanche Diode detectors using narrow bandgap InAs", Photon 12, Durham, UK (September 2012)

  • F. Izdebski, M.P. Edgar, D.S. Tasca, R.E. Warburton, J. Leach, M. Agnew, R.W. Boyd, M.J. Padgett, G.S. Buller, "Observation of spatial correlated photon pairs in position and momentum with an electron multiplying CCD camera", Photon 12, Durham, UK (September 2012)

  • F. Izdebski, J. Leach, R.E. Warburton, D.G. Ireland, A.M. Yao, S.M. Barnett, M.J. Padgett, G.S. Buller, "Multi–pixel detector for photon-correlation measurements in position, transverse momentum and intermediate bases for an extended field of view", Photon 12, Durham, UK (September 2012)

  • P.J. Clarke, R.J. Collins, V. Dunjko, J. Jeffers, E. Andersson, G.S. Buller, "An Experimental Demonstration of Quantum Digital Signatures", Photon 12, Durham, UK (September 2012)

  • R.J. Collins, P.J. Clarke, G.S. Buller, "Analysis of Detector Performance in a GigaHertz Clock Rate Quantum Key Distribution System", Photon 12, Durham, UK (September 2012)

  • X. Ren, A. McCarthy, N.R. Gemmell, N.J. Krichel, M.G. Tanner, R.H. Hadfield, G.S. Buller, "Kilometre range single–photon depth imaging system at 1560 nm wavelength", Photon 12, Durham, UK (September 2012)

  • R.J. Collins, P.J. Clarke, V. Dunjko, J. Jeffers, E. Andersson and G.S. Buller, "Experimental demonstration of quantum digital signatures",Quantum Information and Measurement (QIM), Berlin, Germany (March 2012)

2011

2010

2009

  • N.J. Krichel, A. McCarthy, R.J. Collins, A.M.Wallace, and G.S. Buller "Three–dimensional profiling of low–signature targets using time–orrelated single–photon counting", NIST Workshop on Single and Entangled Photons: Sources, Detectors, Components and Applications, Boulder, USA (November 2009)

  • R.J. Collins, P.J. Clarke, P.A. Hiskett, V. Fernandez, M.–J. Garcia–Martinez, M.N. Makhonin, J.A. Timpson, M. Hopkinson, A.M. Fox, M. Skolnick, and G.S. Buller "Short wavelength quantum key distribution in telecommunications optical fiber", NIST Workshop on Single and Entangled Photons: Sources, Detectors, Components and Applications, Boulder, USA (November 2009)

  • R.E. Warburton, M.A. Itzler, J.S. Ng, L.J.J. Tan, J.P.R.David, A. Krysa, C.H. Tan, A. Marshall, Y.L. Goh, S. Zhang and G.S. Buller, "Infrared single–photon avalanche diodes in the near–infrared", UK Semiconductors 2009, Sheffield (July 2009)

  • G.S. Buller, R.J. Collins, N.J. Krichel, A.M. Wallace and A. McCarthy, "Scanning of low–signature targets using time–correlated single–photon counting", SPIE Defense, Security + Sensing, Orlando, USA (April 2009)
    Published as Proceedings SPIE 7320, Pages 732003 1-10 (2009)

2008

  • V. Fernandez, D. Arroyo, M.J. Garcia, P.A. Hiskett, R.J. Collins, G.S. Buller, A.B. Orue, "Experimental quantum key distribution at a wavelength of ~850nm", RECSI, Salamanca, Spain (September 2008)

  • P. Richardson, J. Arlt, A Jones, D.T. Dryden, A. McCarthy, G.S. Buller, "Optically trapped fluorescence lifetime sensors for local temperature measurements on the microscale", Institute of Physics Optics and Photonics Division Conference, Edinburgh (August 2008)

  • R.J. Collins, K.J. Gordon, M.N. Makhonin, R. Oulton, J.A. Timpson, M. Hopkinson, A.M. Fox, M.S. Skolnick, and G.S. Buller, "Single–photon sources for optical fibre–based quantum key distribution systems", QEP–18, Edinburgh, UK (August 2008)

  • R.H. Hadfield, R.J. Collins, G.S. Buller, J.L. Habif, Y. Yamamoto, H. Takesue, S. Nam, "Quantum key distribution with superconducting nanowire single–photon detectors", QEP–18, Edinburgh, UK (August 2008)

  • R.E. Warburton, G.S. Buller, "InGaAs/InP Single–photon avalanche diodes0 Device performance, afterpulsing and sub–Geiger single–photon detection", QEP–18, Edinburgh (August 2008)

  • A. McCarthy, R.J. Collins, P.A. Hiskett, C.S.Parry, V. Fernandez, S.Hernandez–Marin, A.M.Wallace, G.S. Buller, "Covert scanning of low signature targets using high speed photon–counting", EMRS DTC Conference, Edinburgh (June 2008)

2007

2006

2005

2004

  • G.S. Buller, R.D. Harkins, A. McCarthy, P.A. Hiskett, G.R. MacKinnon, G.R. Smith, R.C.W. Sung, A.M. Wallace, R.A. Lamb, K.D. Ridley, J.G. Rarity, "A multiple wavelength time–of–flight sensor based on time–correlated single–photon counting", Prsented at SPIE European Symposium on Optics/Photonics in Security and Defence, London, UK (October 2004)
    Published as SPIE Proceedings

  • S. Pellegrini, G.S. Buller, J.M. Smith, A. Krysa, K.M. Groom, J.S. Ng, L.J. Tan, G. Hill, J.P.R. David, G. J. Rees, "First custom–made InGaAs/InP single photon avalanche detector: fabrication and characterisation", QEP–16, Glasgow, UK (September 2004)

  • K.J. Gordon, V. Fernandez, P.D. Townsend, S.D. Cova, S. Tisa, G.S. Buller, "Quantum Key Distribution in a Multi–User Network at Gigahertz Clock Rates", QEP–16, Glasgow, UK (September 2004)

  • A.M. Wallace, G.S. Buller, R.D. Harkins, R.C.W. Sung, R.A. Lamb, "Multi–spectral Ladar for ranging and target characterization", Optics and Photonics 2004, Glasgow, UK (September 2004)

  • K.J. Gordon, V. Fernandez, G.S. Buller, S.D. Cova, S.Tisa and P.D. Townsend, "Quantum key distribution in the first fibre telecommunications window", ETOS, Cork, Ireland (July 2004)

  • A.S. Shkolnik, L. Ya. Karachinsky, S. Pellegrini, G.S. Buller , N. Yu. Gordeev, B.V. Novikov, G.G. Zegrya, V.P. Evtikhiev, "Elementary processes determining the carrier lifetime in InAs/GaAs quantum dot arrays", Proceedings 12th International Symposium Nanostructures: Physics and Technology, St.Petersburg, Russia, Paper QWR/QD.05o, pp. 244–245. (June 2004)

  • K.J. Gordon, V. Fernandez, G.S. Buller, P.D. Townsend, S.D. Cova and S. Tisa, "A quantum key distribution system operating at gigahertz clock rates", CLEO/IQEC, San Francisco (May 2004)

2003

  • R. Chari, I. Galbraith, J. Phillips, S. Pellegrini, C.J. Dent, A.K. Kar, G.S. Buller, C.R. Pidgeon, D.G.Clarke, B.N. Murdin, J. Allam, A.F.G. van der Meer, G. Strasser, "Excitonic signatures in photoluminescence and terahertz absorption", CLEO/QELS, Baltimore, USA (2003)

2002

2001

  • A.Y. Loudon, P.A. Hiskett, G.S. Buller, R.T.Carline, D.C. Herbert, W.Y. Leong, J.G. Rarity, "Si/Si1–xGex photon counting detectors for long wavelength operation", OSA Annual Meeting, Long Beach, California (October 2001)

  • P.A. Hiskett, S. Pellegrini, P.D. Townsend and G.S. Buller, "80km transmission test of an InGaAs/InP SPAD–based quantum cryptography receiver operating at 1.55µm", The Institute of Physics Quantum Electronics and Photonics Conference, Glasgow (September 2001)

  • P.A. Hiskett, K.J. Gordon, N. Yu. Gordeev, G.S. Buller and P.D. Townsend, "16km transmission test of an silicon SPAD–based quantum cryptography receiver operating at 850nm", The Institute of Physics Quantum Electronics and Photonics Conference, Glasgow (September 2001)

  • A.Y. Loudon, P.A. Hiskett, G.S. Buller, R.T. Carline, D.C. Herbert, J.G. Rarity, "Si/Si1–xGex photon counting detectors for telecommunications wavelength operation", The Institute of Physics Quantum Electronics and Photonics Conference, Glasgow (September 2001)

  • N. Yu. Gordeev, K.J. Gordon, P.A. Hiskett, and G.S. Buller, "Semiconductor light sources for high bit–rate quantum cryptography systems: features of application", 9th International Symposium on Nanostructures, St Petersburg, Russia (June 2001)

  • P.A. Hiskett, P.D. Townsend and G.S. Buller, "80km transmission test of an InGaAs/InP SPAD–based quantum cryptography receiver operating at 1.55µm", QUICK conference, Cargese, Corsica (April 2001)

  • S. Pellegrini, P.A. Hiskett, J.M. Smith, P.D. Townsend, G.S. Buller, "Characterisation of InGaAs/InP SAGM Avalanche Photodiodes for Quantum Cryptography Systems", QUICK conference, Cargese, Corsica (April 2001)

2000

  • S. Pellegrini, G.S. Buller and A.M. Wallace, "Laser Depth Measurement using Picosecond Resolution Time Correlated Single–Photon Counting", CLEO Europe, Nice, France (September 2000)

  • J.M. Smith, G.S. Buller, A.S. Helmy, A.C. Bryce, and J.H. Marsh, "Picosecond Time–resolved Photoluminescence Microscopy of Short Period Impurity Free Vacancy Disordered AlGaAs Gratings", Post–Deadline presentation at CLEO–Europe, Nice, France (September 2000)

  • J.M. Smith, G.S. Buller, A.S. Helmy, A.C. Bryce, and J.H. Marsh, "Picosecond Time–Resolved Photoluminescence Microscopy of Short Period Impurity Free Vacancy Disordered AlGaAs Gratings", IQEC, Nice, France (September 2000)

1999

  • P.A. Hiskett, G.S. Buller, I. Gontijo, A.C. Walker, P.D. Townsend, "High–efficiency detection of single photons with picosecond resolution at wavelength up to 1.6µm", OSA Annual Meeting, Santa Clara, USA (September 1999)

  • P.A. Hiskett, G.S. Buller, I. Gontijo, J.M. Smith, A.Y. Loudon, P.D. Townsend, "High–efficiency detection of single photons with picosecond resolution at wavelength up to 1.6µm", The Institue of Physics Quantum Electronics Conference, Manchester, UK (September 1999)

1998

  • A. Saher Helmy, C. Ironside, A. C. Bryce, J. S. Aitchison, J. H. Marsh, I.Gontijo, G.S. Buller, S. Karlin, I. Wilcock, "Characterisation of the resolution of impurity free vacancy disordering in GaAs/AlGaAs using Raman and photoluminescence microprobes", 11th LEOS Annual Meeting, Florida (December 1998)

  • P.A. Hiskett, G.S. Buller, I. Gontijo, and P.D. Townsend, "High–efficiency Detection of Single Photons at Picosecond Resolution for use at Telecommunication Wavelengths", CLEO/Europe ’98 (Glasgow, September 1998)

  • S.J. Fancey, M.R. Taghizadeh, G.S. Buller, M.P.Y. Desmulliez, and A.C. Walker, "Optical Components of the Smart–Pixel Opto–electronic Connection (SPOEC) Project", Optical Computing 1998 (Bruges, June 1998)
    Published SPIE 3490, pp370–373 (1998)

1997

  • G.S. Buller, P.A. Hiskett, S.J. Fancey, I. Gontijo, and P.D. Townsend, "High–efficiency Detection of Single Photons at Picosecond Resolution for use at Telecommunications Wavelengths", 13th National Quantum Electronics Conference, Cardiff (September 1997)

  • J.S. Massa, N. Perrimon, G.S. Buller, A.C. Walker, M. Umasuthan, and A.M. Wallace, "A Single Photon Counting Time–of–Flight Imaging System", 13th National Quantum Electronics Conference, Cardiff (September 1997)

  • C. Guasch, J. Aholpelto, H. Lipsanen, M. Sopanen, , I. Gontijo, G.S. Buller, and C.M. Sotomayor–Torres, "Optical Characterisation of Self–organised InGaAs/InP Quantum Dots", CLEO, Baltimore, USA (May 1997)

  • S.V.Zaitsev, A.M.Georgievski, N. Yu. Gordeev, V.I.Kopchatov, V.M.Ustinov, A.E.Zhukov, A.Yu.Egorov, A.R.Kovsh, N.N.Ledentsov, P.S.Kop'ev, and Zh.I.Alferov, D.Bimberg G.S.Buller and I.Gontijo, "Room temperature multi–stacked quantum dot lasers: basic components of threshold current density", CLEO Pacific Rim, Chiba, Japan (1997)

  • J.S. Massa, M. Umasuthan, A.M. Wallace, G.S. Buller, and A.C. Walker, "Rangefinding using Time Correlated Single Photon Counting", International Conference on Recent Advances in 3D Digital Imaging and Modelling, Ottawa, Canada (May 1997)

1996

  • C. Guasch, J. Aholpelto, H. Lipsanen, M. Sopanen, C.M. Sotomayor–Torres, I. Gontijo, and G.S. Buller, "Optical Characterisation of Quantum Dots", Presented at the International Symposium on Compound Semiconductors, St. Petersburg, Russia (September 1996)
    Published Institute of Physics Conference Series, No.155, pp.813–816 (1997)

1995

  • S.J. Fancey, G.S. Buller, J.S. Massa and A.C. Walker, "Photoluminescence Decay Measurements at 1.3µm Wavelength of Low–dimensional Structures using Germanium Single Photon Avalanche Diodes", Photonics ‘95, Prague, Czech Republic (August 1995)

  • G.S. Buller, J.S. Massa, S.J. Fancey, and A.C. Walker, "Time–resolved Photoluminescence Studies of III–V and II–VI Quantum Well Structures", The International Symposium on Nanostructures: Physics and Technology, St. Petersburg, Russia (June 1995)

  • J.S. Massa, G.S. Buller, A.C. Walker, J. Simpson, G. Horsburgh, J.T. Mullins, K.A. Prior, and B.C. Cavenett, "A Study of the Excess Carrier Dynamics in ZnSe Based Structures Grown by Molecular Beam Epitaxy", The International Conference on II–VI Semiconductors, Edinburgh (August 1995)

  • D.T. Neilson, L.C. Wilkinson, S.J. Fancey, J.S. Massa, G.S. Buller, I. Gontijo, A.C. Walker, C.R. Stanley, and F. Pottier, "InGaAs/GaAlAs Quantum Well Modulators and Detectors", The National Quantum Electronics Conference, Southampton (September 1995)

  • J.S. Massa, G.S. Buller, A.C. Walker, J. Simpson, G. Horsburgh, J.T. Mullins, K.A. Prior, and B.C. Cavenett, "A Study of Carrier Recombination in ZnSe Based Structures Grown by Molecular Beam Epitaxy", The National Quantum Electronics Conference, Southampton (September1995)

  • G.S. Buller, S.J. Fancey, J.S. Massa and A.C. Walker, "Time–Resolved Photoluminescence Measurements at 1.3µm Wavelength of InGaAs/InP Multiple Quantum Well Structures using Germanium Single–Photon Avalanche Diodes", The National Quantum Electronics Conference, Southampton (September 1995)

1994

  • G.S. Buller, J.S. Massa, S.J. Fancey and A.C. Walker, "Dynamic Studies of GaAs/AlGaAs Multiple Quantum Well Modulators Using Photon Counting Techniques", Optical Computing '94, Edinburgh (August 1994).
    Published Institute of Physics Conference Series, No. 139, Part V, p515

  • J.S. Massa, G.S. Buller, S.J. Fancey, A.C. Walker, J. Simpson, J.T. Mullins, G. Horsburgh, S.Y. Wang, P. Thompson, I. Hauksson, K.A. Prior and B.C. Cavenett, "A Study of Temperature Dependent Carrier Recombination in ZnSe Based Structures Grown by Molecular Beam Epitaxy", CLEO '94, Anaheim, USA (May 1994)

1993

  • G.S. Buller, S.J. Fancey, J.S. Massa, A.C. Walker, S.D. Cova and A. Lacaita, "Time–resolved Photoluminescence Detection at 1.3µm from InGaAs/InP Multiple Quantum Well Material using a Picosecond Timing Germanium Avalanche Diode", presented as post–deadline paper at the Eleventh National Quantum Electronics Conference, Belfast (August 1993)

  • J.S. Massa, G.S. Buller, S.J. Fancey, A.C. Walker, I. Hauksson, J. Simpson, K.A. Prior, and B.C. Cavenett, "A Study of Carrier Recombination in Doped ZnSe Grown by Molecular Beam Epitaxy", The Fourth European Quantum Electronics Conference, Firenze, Italy (September 1993)

  • G.S. Buller, J.S. Massa, S.J. Fancey and A.C. Walker, "Studies of GaAs/AlGaAs Multiple Quantum Well Modulators Using Photon Counting Techniques", The Eleventh National Quantum Electronics Conference, Belfast (August 1993)

  • J.S. Massa, G.S. Buller, S.J. Fancey, and A.C. Walker, "A Study of Carrier Sweep–out in Biased Multiple Quantum Well p–i–n Structures using Time–resolved Photoluminescence", IEE Colloquium on Applications of Quantum Well Technologies, London, (March 1993)

  • D.J. Goodwill, J.S. Massa, G.S. Buller, S.J. Fancey and A. Wachlowski, "Saturation and carrier sweep–out in electro–absorptive GaAs–GaAlAs MQW diodes", The OSA Topical Meeting on Quantum Optoelectronics, Palm Springs, USA (March 1993)

1992

  • G.S. Buller, J.S. Massa, F.A.P. Tooley, S. Wakelin, and A.C. Walker "Picosecond Time–correlated Single Photon Counting Measurements of Symmetric Self Electrooptic Effect Device Switching", IEE Colloquium on Measurements of Optical Devices, London (November 1992)

  • J.S. Massa, G.S. Buller and A.C. Walker, "Picosecond Time–Resolved Photoluminescence Spectroscopy of III–V and II–VI Semiconductor Structures", Optical Society of America Annual Meeting, Albuquerque, New Mexico, USA (September 1992)

1991

  • G.S. Buller, J.S. Massa, T.A. Louis, A.C. Walker, J.R. Gilchrist and R.B. Dennis, "Picosecond Time–resolved Photoluminescence Spectroscopy in the Visible and Near–Infrared", presented at the Third European Quantum Electronics Conference, Heriot–Watt University (August 1991)