The detection efficiency of phoswich detector starts to decrease when Compton scattering becomes significant. Events with energy deposit in both scintillators, if not rejected, are not useful for spectral analysis as ...
Supported by NSFC(10903004,10978001);973 Program (2009CB824800)
Sensitive X-ray polarimetry in the keV energy range can be achieved by measuring the azimuthal angle distribution of emitted electrons after the photoelectric absorption of X-rays in a micropattern gas detector. Howev...
Supported by 973 Program(2009CB824800);NSFC(10978001);Knowledge Innovation Program of Chinese Academy of Sciences(200931111192010)
The calibration detector of a gamma ray monitor (GRM) is designed to detect alpha particles from 241 Am and to send out the coincidence signal to the GRM X-ray detector. The silicon photomultiplier (SiPM), as a no...