New CdTe Quantum Sensor, With Improved Spatial Resolution, for Fast X-Ray and γ-Ray Imaging

Author:

Gerstenmayer Jean-Louis,Bonnin Olivier,Gerbe Vincent,Glasser Francis,Peyret Olivier

Abstract

AbstractWe have designed and tested a new compact, very sensitive (>1 μRad), X-ray quantum sensor for high energy (0.5 -10 MeV) flash imaging. Monte Carlo simulations have been computed for several interesting detector materials (CdZnTe, HgI2-a, BGO, CsI, LSO...). From these calculations, we obtain general design rules and curves which allow one to optimize the pixel size of a sensor to the dose levels. An experimental CdZnTe detector array and its performance is presented.

Publisher

Springer Science and Business Media LLC

Subject

General Engineering

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2. Improving spatial resolution of high stopping power X- and gamma-ray cameras:;Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment;2000-11

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