S
Steven Bell
Researcher at National Physical Laboratory
Publications - 58
Citations - 814
Steven Bell is an academic researcher from National Physical Laboratory. The author has contributed to research in topics: Detector & X-ray detector. The author has an hindex of 15, co-authored 55 publications receiving 655 citations. Previous affiliations of Steven Bell include Rutherford Appleton Laboratory & University of Surrey.
Papers
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Journal ArticleDOI
Pixellated Cd(Zn)Te high-energy X-ray instrument
Paul Seller,Steven Bell,Robert J. Cernik,C Christodoulou,C. K. Egan,Jessica A. Gaskin,Simon D. M. Jacques,Silvia Pani,Brian D. Ramsey,C. Reid,Paul J. Sellin,James Scuffham,James Scuffham,Robert D. Speller,Matthew D. Wilson,Matthew C. Veale +15 more
TL;DR: A pixellated high energy X-ray detector instrument to be used in a variety of imaging applications and the novel interconnect technology is described and how the system is performing in several target applications is described.
Journal ArticleDOI
Measurements of charge sharing in small pixel CdTe detectors
Matthew C. Veale,Steven Bell,D.D. Duarte,D.D. Duarte,Andreas Schneider,Paul Seller,Matthew D. Wilson,Krzysztof Iniewski +7 more
TL;DR: In this article, the effect of different correction algorithms and operating conditions on the detector performance is presented, and the proportion of events that experience charge sharing is measured to be 36.4%.
Journal ArticleDOI
Chromium compensated gallium arsenide detectors for X-ray and γ-ray spectroscopic imaging
Matthew C. Veale,Steven Bell,Steven Bell,D.D. Duarte,D.D. Duarte,M.J. French,Andreas Schneider,Paul Seller,Matthew D. Wilson,A. Lozinskaya,V. A. Novikov,O. P. Tolbanov,A. V. Tyazhev,A. N. Zarubin +13 more
TL;DR: In this article, the performance of three small pixel detectors with 80×80 pixels on a 250-μm pitch, fabricated with metal contacts and bonded to a spectroscopic imaging ASIC, was investigated.
Journal ArticleDOI
An ASIC for the Study of Charge Sharing Effects in Small Pixel CdZnTe X-Ray Detectors
Matthew C. Veale,Steven Bell,L. Jones,Paul Seller,Matthew D. Wilson,Christopher Allwork,Dimitris Kitou,Paul J. Sellin,P. Veeramani,Robert C. Cernik +9 more
TL;DR: The PIXIE ASIC as discussed by the authors was developed at the Rutherford Appleton Laboratory (RAL) to study the small pixel effect in spectroscopic CdTe and CdZnTe detectors.
Journal ArticleDOI
Multiple Module Pixellated CdTe Spectroscopic X-Ray Detector
Matthew D. Wilson,Steven Bell,Robert J. Cernik,C Christodoulou,C. K. Egan,Daniel O’Flynn,Simon D. M. Jacques,Silvia Pani,James Scuffham,Paul Seller,Paul J. Sellin,Robert D. Speller,Matthew C. Veale +12 more
TL;DR: In this paper, a pixellated CdTe detector system comprising 2×2 detector modules has been developed for high energy spectroscopic X-ray imaging applications and has an active area of 16 cm2.