Prof. Timothy John Sumner Profile

Prof. Timothy John Sumner

Research Physicist at Imperial College London

SPIE Involvement:

Author

Proceedings Article | 29 September 2004 Paper

New estimates of test-mass charging in the LISA mission

Henrique Araujo, Peter Wass, Diana Shaul, Timothy Sumner

Proceedings Volume 5500, (2004) https://doi.org/10.1117/12.553195

KEYWORDS: Solar energy, Sensors, Electrodes, Particles, Electrons, Physics, Monte Carlo methods, Nanoimprint lithography, Space operations, Solar processes

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Proceedings Article | 29 September 2004 Paper

Dark matter

Timothy Sumner

Proceedings Volume 5500, (2004) https://doi.org/10.1117/12.563145

KEYWORDS: Code division multiplexing, Modulation, Scattering, Sensors, Particles, Ionization, Scintillation, Phonons, Galactic astronomy, Signal detection

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Proceedings Article | 26 February 2003 Paper

Charging of isolated proof masses in satellite experiments such as LISA

Henrique Araujo, A. Howard, D. Davidge, Timothy Sumner

Proceedings Volume 4856, (2003) https://doi.org/10.1117/12.461504

KEYWORDS: Gold, Sensors, Electrodes, Particles, Electrons, Magnetism, Physics, Monte Carlo methods, Nanoimprint lithography, Space operations

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Proceedings Article | 26 February 2003 Paper

Electrostatic modeling for LISA

Diana Shaul, Timothy Sumner

Proceedings Volume 4856, (2003) https://doi.org/10.1117/12.456762

KEYWORDS: Modeling, Capacitors, Sensors, Electrodes, Physics, Capacitance, Sensing systems, Nanoimprint lithography, Chemical elements, Tolerancing

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Proceedings Article | 19 November 1993 Paper

Implications of carrier mobility limitations for GaAs as an x-ray detector

S. Grant, Timothy Sumner, J. Warren, D. Alexiev, K. Butcher

Proceedings Volume 2006, (1993) https://doi.org/10.1117/12.162849

KEYWORDS: Liquid phase epitaxy, Sensors, X-rays, Gallium arsenide, Silicon, Amplifiers, Capacitance, Diodes, Spectral resolution, X-ray detectors

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Proceedings Article | 1 October 1991 Paper

Performance of milliKelvin Si bolometers as x-ray and exotic particle detectors

C. Zammit, Timothy Sumner, M. Lea, P. Fozooni, Ian Hepburn

Proceedings Volume 1549, (1991) https://doi.org/10.1117/12.48345

KEYWORDS: Bolometers, Astronomy, Sensors, Particles, X-rays, Ions, Silicon, Extreme ultraviolet, X-ray astronomy, Semiconducting wafers

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Proceedings Article | 1 October 1991 Paper

Recent developments using GaAs as an x-ray detector

Timothy Sumner, S. Grant, A. Bewick, J. Li, N. Spooner, K. Smith, Steven Beaumont

Proceedings Volume 1549, (1991) https://doi.org/10.1117/12.48343

KEYWORDS: Sensors, X-rays, Gallium arsenide, Silicon, Manufacturing, Diodes, Extreme ultraviolet, Gamma radiation, X-ray astronomy, X-ray detectors

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Proceedings Article | 1 October 1991 Paper

Low-temperature operation of silicon drift detectors

Timothy Sumner, S. Roe, G. Rochester, G. Hall, Per Evensen, B. Avset

Proceedings Volume 1549, (1991) https://doi.org/10.1117/12.48344

KEYWORDS: Astronomy, Sensors, X-rays, Silicon, Photodiodes, Diodes, Extreme ultraviolet, Gamma radiation, X-ray astronomy, Gamma-ray astronomy

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Proceedings Article | 1 November 1990 Paper

First in-orbit measurements with the ROSAT XUV wide field camera

Alan Wells, Anthony Abbey, Martin Barstow, Richard Cole, John Pye, Mark Sims, J. Spragg, D. Watson, Richard Willingale, G. Courtier, James Gourlay, Barry Kent, Anthony Richards, J. Wright, C. Goodall, E. Breeveld, Howard Huckle, A. McCalden, Timothy Sumner

Proceedings Volume 1344, (1990) https://doi.org/10.1117/12.23291

KEYWORDS: Optical filters, Stars, Sensors, Calibration, Ultraviolet radiation, X-rays, Space telescopes, Extreme ultraviolet, Space operations, X-ray astronomy

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SPIE Journal Paper | 1 October 1990

Soft-electron background in x-ray telescopes using Wolter I grazing-incidence optics in near-Earth orbits

Timothy Sumner, R. Lieu

OE, Vol. 29, Issue 10, (October 1990) https://doi.org/10.1117/12.10.1117/12.55724

KEYWORDS: Mirrors, Sensors, X-ray telescopes, Scattering, Solids, Magnetism, X-ray optics, X-rays, Monte Carlo methods, Microchannel plates

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SPIE Journal Paper | 1 June 1990

XUV wide field camera for ROSAT

Mark Sims, Martin Barstow, John Pye, Alan Wells, Richard Willingale, G. Courtier, Barry Kent, D. Reading, Anthony Richards, Richard Cole, C. Goodall, Timothy Sumner, G. Rochester

OE, Vol. 29, Issue 06, (June 1990) https://doi.org/10.1117/12.10.1117/12.55637

KEYWORDS: Extreme ultraviolet, Cameras, X-ray telescopes, Satellite imaging, Satellites, X-ray imaging, X-rays, Grazing incidence, Telescopes, Aluminum

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Showing 5 of 11 publications

Conference Committee Involvement (2)

Gravitational Wave and Particle Astrophysics Detectors

23 June 2004 | Glasgow, United Kingdom

Low-Frequency Gravitational-Wave Detectors

23 August 2002 | Waikoloa, Hawai'i, United States

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