Journal of Synthetic Crystals, Volume. 50, Issue 10, 1933(2021)
Scintillation Properties of Cs2LiYCl6∶Ce Crystal for Neutron and Gamma Dual Detection
Cs2LiYCl6∶Ce(CLYC) is a novel scintillation crystal with the capability of neutron and gamma-ray detection. It can be used in the field of neutron and gamma-ray detection. The CLYC scintillation crystal with 95% enrichment of 6Li was grown by the vertical Bridgman method. After processing and moisture-proof packaging, a housed sample of 50 mm×50 mm CLYC scintillation crystal was obtained. 4.22% energy resolution is measured at 662 keV of 137Cs gamma rays. Neutron-gamma discrimination is also achieved. The figure of merit (FOM) of pulse shape discrimination (PSD) measured with a 252Cf neutron source is 3.45. With its excellent performance, CLYC scintillation crystal is expected to replacement for Helium-3 gas in the field of neutron detection, and can be used as the preferred material for n/γ dual detection. So CLYC crystal can be used in neutron radiation detectors, radioisotope identification instruments, personal radiation dosimeters, and other neutrons-gamma detection.
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HOU Yueyun, GUI Qiang, ZHANG Chunsheng, YANG Lei, YUAN Huiping, LIU Shan, REN Guohao, ZHANG Mingrong. Scintillation Properties of Cs2LiYCl6∶Ce Crystal for Neutron and Gamma Dual Detection[J]. Journal of Synthetic Crystals, 2021, 50(10): 1933
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Received: Aug. 23, 2021
Accepted: --
Published Online: Dec. 6, 2021
The Author Email: Yueyun HOU (houyueyun@bgri.com)
CSTR:32186.14.