Dr. Chris D. Maxey Profile

Dr. Chris D. Maxey

at Leonardo MW Ltd

SPIE Involvement:

Author

Publications (25)

Proceedings Article | 10 October 2023 Presentation + Paper

Leonardo UK high performance shortwave APDs for astronomy

Ian Baker, Matthew Hicks, Chris Maxey, Daniel Owton

Proceedings Volume 12687, 1268702 (2023) https://doi.org/10.1117/12.2679478

KEYWORDS: Dark current, Design and modelling, Astronomical imaging, Mercury cadmium telluride, Astronomy, Telescopes, Avalanche photodetectors, Silicon, Readout integrated circuits, Signal to noise ratio

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Proceedings Article | 10 October 2023 Presentation + Paper

Current infra-red developments within Leonardo

Daniel Owton, Ian Baker, Chris Maxey, Asim Malik, Jordan Ash, Jim Gordon, Raman Mistry, Matthew Hicks

Proceedings Volume 12687, 1268706 (2023) https://doi.org/10.1117/12.2677446

KEYWORDS: Astronomy, Pyroelectricity, Wavefront sensors, Sensors, Photodetectors, Data communications, Commercial off the shelf technology, Avalanche photodiodes, Astronomical imaging

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Proceedings Article | 26 August 2022 Presentation + Paper

Linear-mode avalanche photodiode arrays in HgCdTe at Leonardo UK

Egle Zemaityte, Dan Owton, Chris Maxey, Jim Gordon, Vincent Isgar, Les Hipwood, Matthew Hicks, Keith Barnes, Peter Thorne, Ian Baker

Proceedings Volume 12183, 1218317 (2022) https://doi.org/10.1117/12.2634331

KEYWORDS: Mercury cadmium telluride, Astronomy, Avalanche photodetectors, Telescopes, Readout integrated circuits, Sensors, Wavefront sensors, Doping

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Proceedings Article | 20 September 2020 Presentation + Paper

Developments in the SAPHIRA family of HgCdTe APD infrared arrays for low flux sensing: present and future

Kim Lake, Vincent Isgar, Ian Baker, Mark Herrington, Les Hipwood, Chris Maxey, Harald Weller, Keith Barnes, Matthew Hicks

Proceedings Volume 11530, 115300H (2020) https://doi.org/10.1117/12.2573915

KEYWORDS: Avalanche photodetectors, Mercury cadmium telluride, Infrared sensors, Infrared radiation, Wavefront sensors, Astronomy, Sensors, LIDAR, Optical communications, Imaging devices

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Proceedings Article | 13 May 2019 Presentation + Paper

Linear-mode avalanche photodiode arrays in HgCdTe at Leonardo, UK: the current status

Ian Baker, Chris Maxey, Les Hipwood, Vincent Isgar, Harald Weller, Mark Herrington, Keith Barnes

Proceedings Volume 10980, 109800K (2019) https://doi.org/10.1117/12.2519830

KEYWORDS: Astronomy, Telescopes, Sensors, Stars, Mercury cadmium telluride, Wavefront sensors, Infrared detectors, Adaptive optics, Infrared radiation, Avalanche photodiodes

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Proceedings Article | 7 May 2019 Paper

Dual waveband infrared detectors using MOVPE grown MCT

R. Kennedy McEwen, Les Hipwood, Sudesh Bains, Dan Owton, Chris Maxey

Proceedings Volume 11002, 1100218 (2019) https://doi.org/10.1117/12.2518224

KEYWORDS: Mid-IR, Long wavelength infrared, Optical filters, Readout integrated circuits, Infrared detectors, Gallium arsenide, Sensors, Image resolution

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Proceedings Article | 29 July 2016 Paper

Leonardo (formerly Selex ES) infrared sensors for astronomy: present and future

Ian Baker, Chris Maxey, Les Hipwood, Keith Barnes

Proceedings Volume 9915, 991505 (2016) https://doi.org/10.1117/12.2231079

KEYWORDS: Wavefront sensors, Wavefront sensors, Mercury cadmium telluride, Astronomy, Avalanche photodetectors, Photons, Electrons, Quantum efficiency, Heterojunctions, Ionization, Readout integrated circuits

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Proceedings Article | 19 November 2012 Open Access

Developments in MOVPE HgCdTe arrays for passive and active infrared imaging

Ian Baker, Chris Maxey, Les Hipwood, Harald Weller, Peter Thorne

Proceedings Volume 8542, 85421A (2012) https://doi.org/10.1117/12.981850

KEYWORDS: Mercury cadmium telluride, Sensors, Readout integrated circuits, Gallium arsenide, Thermography, Cameras, Liquid phase epitaxy, Crystals, Staring arrays, Imaging arrays

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Proceedings Article | 31 May 2012 Paper

SWIR and NIR MCT arrays grown by MOVPE for astronomy applications

L. Hipwood, N. Shorrocks, C. Maxey, D. Atkinson, N. Bezawada

Proceedings Volume 8353, 83532M (2012) https://doi.org/10.1117/12.919007

KEYWORDS: Near infrared, Astronomy, Quantum efficiency, Short wave infrared radiation, Gallium arsenide, Sensors, Multiplexers, Cladding, Semiconducting wafers, Heterojunctions

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Proceedings Article | 7 May 2009 Paper

LW Hawk: a 16 µm pitch full-TV LW IRFPA made from HgCdTe grown by MOVPE

L. Hipwood, C. Jones, J. Price, M. Wilson, C. Maxey, J. Fitzmaurice, P. Knowles

Proceedings Volume 7298, 729820 (2009) https://doi.org/10.1117/12.817816

KEYWORDS: Sensors, Diodes, Mercury cadmium telluride, Gallium arsenide, Long wavelength infrared, Dry etching, Etching, Semiconducting wafers, Temperature metrology, Black bodies

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Proceedings Article | 7 May 2009 Paper

VLW IRFPAs made from HgCdTe grown by MOVPE

L. Hipwood, C. Jones, C. Maxey, D. Walker, J. Fitzmaurice, P. Abbott, N. Shorrocks, P. Knowles

Proceedings Volume 7298, 729822 (2009) https://doi.org/10.1117/12.817817

KEYWORDS: Diodes, Mercury cadmium telluride, Resistance, Sensors, Gallium arsenide, Diffusion, Heterojunctions, Readout integrated circuits, Electrons, Long wavelength infrared

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Proceedings Article | 5 May 2008 Paper

Dual-band MW/LW IRFPAs made from HgCdTe grown by MOVPE

J. Price, C. Jones, L. Hipwood, C. Shaw, P. Abbot, C. Maxey, H. W. Lau, J. Fitzmaurice, R. Catchpole, M. Ordish, P. Thorne, H. Weller, R. Mistry, K. Hoade, A. Bradford, D. Owton, P. Knowles

Proceedings Volume 6940, 69402S (2008) https://doi.org/10.1117/12.784483

KEYWORDS: Medium wave, Sensors, Mercury cadmium telluride, Diodes, Readout integrated circuits, Semiconducting wafers, Staring arrays, Infrared imaging, Gallium arsenide, Infrared radiation

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Proceedings Article | 15 April 2008 Paper

LW IRFPAs made from HgCdTe grown by MOVPE for use in multispectral imaging

L. Hipwood, I. Baker, C. Jones, C. Maxey, H. W. Lau, J. Fitzmaurice, M. Wilson, P. Knowles

Proceedings Volume 6940, 69400G (2008) https://doi.org/10.1117/12.780233

KEYWORDS: Sensors, Diodes, Stray light, Mercury cadmium telluride, Optical filters, Long wavelength infrared, Multispectral imaging, Resistance, Gallium arsenide, Imaging systems

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Proceedings Article | 14 May 2007 Paper

Multi-color IRFPAs made from HgCdTe grown by MOVPE

C. Jones, L. Hipwood, J. Price, C. Shaw, P. Abbott, C. Maxey, H. Lau, R. Catchpole, M. Ordish, P. Knowles, N. Gordon

Proceedings Volume 6542, 654210 (2007) https://doi.org/10.1117/12.720645

KEYWORDS: Medium wave, Mercury cadmium telluride, Sensors, Doping, Staring arrays, Diodes, Readout integrated circuits, Arsenic, Infrared detectors, Cadmium

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Proceedings Article | 14 May 2007 Paper

Affordable high-performance LW IRFPAs made from HgCdTe grown by MOVPE

L. Hipwood, C. Jones, D. Walker, C. Shaw, P. Abbott, R. Catchpole, M. Ordish, C. Maxey, H. Lau, P. Knowles, M. Wilson

Proceedings Volume 6542, 65420I (2007) https://doi.org/10.1117/12.720647

KEYWORDS: Diodes, Semiconducting wafers, Mercury cadmium telluride, Doping, Readout integrated circuits, Gallium arsenide, Cameras, Silicon, Heterojunctions, Diffusion

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Proceedings Article | 17 May 2006 Paper

Three-color MOVPE MCT diodes

L. Hipwood, C. Jones, C. Maxey, H. Lau, J. Fitzmaurice, R. Catchpole, M. Ordish

Proceedings Volume 6206, 620612 (2006) https://doi.org/10.1117/12.667606

KEYWORDS: Diodes, Staring arrays, Doping, Cadmium, Sensors, Target recognition, Infrared radiation, Absorption, Gallium arsenide, Tellurium

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Proceedings Article | 17 May 2006 Paper

High performance MW and LW IRFPAs made from HgCdTe grown by MOVPE

C. Jones, L. Hipwood, C. Shaw, J. Price, R. Catchpole, M. Ordish, C. Maxey, H. Lau, R. Mistry, M. Wilson, A. Parsons, J. Gillespie, L. Baggaley, M. Wallis

Proceedings Volume 6206, 620610 (2006) https://doi.org/10.1117/12.667610

KEYWORDS: Diodes, Mercury cadmium telluride, Gallium arsenide, Medium wave, Readout integrated circuits, Semiconducting wafers, Indium, Sensors, Heterojunctions, Cladding

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Proceedings Article | 31 May 2005 Paper

HOTEYE: a novel thermal camera using higher operating temperature infrared detectors

Gavin Bowen, Ian Blenkinsop, Rose Catchpole, Neil Gordon, Mark Harper, Paul Haynes, Les Hipwood, Colin Hollier, Chris Jones, David Lees, Chris Maxey, Daniel Milner, Mike Ordish, Tim Philips, Richard Price, Chris Shaw, Paul Southern

Proceedings Volume 5783, (2005) https://doi.org/10.1117/12.603305

KEYWORDS: Sensors, Cameras, Staring arrays, Temperature metrology, Infrared sensors, Thermography, Infrared detectors, Infrared cameras, Thermoelectric materials, Doping

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Proceedings Article | 30 August 2004 Paper

High-performance 2D MWIR Hg_1-xCd_xTe array operating at 220K

Neil Gordon, Chris Jones, David Lees, Chris Maxey, Tim Phillips, Les Hipwood, Paul Haynes, Rose Catchpole

Proceedings Volume 5406, (2004) https://doi.org/10.1117/12.544485

KEYWORDS: Sensors, Temperature metrology, Mid-IR, Doping, Mercury, Cadmium, Tellurium, Imaging systems, Diffusion, Detector arrays

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Proceedings Article | 10 October 2003 Paper

4-µm cut-off MOVPE Hg_1-xCd_xTe hybrid arrays with near-BLIP performance at 180K

Leslie Hipwood, Neil Gordon, Chris Jones, C. Maxey, Chris Shaw, J. Pilkington, Rose Catchpole

Proceedings Volume 5074, (2003) https://doi.org/10.1117/12.487595

KEYWORDS: Temperature metrology, Cadmium, Tellurium, Mercury, Staring arrays, Sensors, Heterojunctions, Diffusion, Diodes, Infrared detectors

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Proceedings Article | 23 January 2003 Paper

Large-area IR negative luminescent devices

Geoff Nash, Tim Ashley, Neil Gordon, C. Jones, C. Maxey, R. Catchpole

Proceedings Volume 4820, (2003) https://doi.org/10.1117/12.451968

KEYWORDS: Solar concentrators, Semiconductors, Etching, Thermography, Integrated optics, Diodes, Sensors, Infrared radiation, Infrared cameras, Calibration

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Proceedings Article | 19 November 2001 Paper

Micromachined optical concentrators for IR negative-luminescent devices

Geoff Nash, Tim Ashley, Neil Gordon, T. Phillips, C. Maxey, C. Jones, R. Catchpole

Proceedings Volume 4446, (2001) https://doi.org/10.1117/12.448818

KEYWORDS: Solar concentrators, Etching, Infrared cameras, Semiconductors, Polymers, Infrared radiation, Plasma, Infrared sensors, Thermography, Mercury cadmium telluride

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Proceedings Article | 7 April 1998 Paper

4- to 10-um positive and negative luminescent diodes

Tim Ashley, J. Beswick, J. Crowder, David Dutton, Charles Elliott, Neil Gordon, Alan Johnson, C. Maxey, Graham Pryce, Chang Wang

Proceedings Volume 3279, (1998) https://doi.org/10.1117/12.304415

KEYWORDS: Sensors, Diodes, Thermography, Luminescence, Infrared radiation, Temperature metrology, Light emitting diodes, Imaging systems, Resistance, Solar concentrators

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