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High‐performance X‐ray detectors for the new powder diffraction beamline I11 at Diamond
Authors:Nicola Tartoni  Stephen P Thompson  Chiu C Tang  Brian L Willis  Gareth E Derbyshire  Anthony G Wright  Stephen C Jaye  J Michael Homer  John D Pizzey  Anthony M T Bell
Abstract:The design and performance characterization of a new light‐weight and compact X‐ray scintillation detector is presented. The detectors are intended for use on the new I11 powder diffraction beamline at the third‐generation Diamond synchrotron facility where X‐ray beams of high photon brightness are generated by insertion devices. The performance characteristics of these detection units were measured first using a radioactive source (efficiency of detection and background count rate) and then synchrotron X‐rays (peak stability, light yield linearity and response consistency). Here, the results obtained from these tests are reported, and the suitability of the design for the Diamond powder beamline is demonstrated by presenting diffraction data obtained from a silicon powder standard using a prototype multicrystal analyser stage.
Keywords:X‐rays  X‐ray diffraction  detectors  beamlines  
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