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RADIATION DETECTION PERFORMANCE OF VERY HIGH-GAIN AVALANCHE PHOTODIODES
被引:25
作者:
FARRELL, R
VANDERPUYE, K
CIRIGNANO, L
SQUILLANTE, MR
ENTINE, G
机构:
[1] Radiation Monitoring Devices, Inc., Watertown, MA 02172
来源:
基金:
美国国家航空航天局;
美国国家卫生研究院;
关键词:
D O I:
10.1016/0168-9002(94)91632-2
中图分类号:
TH7 [仪器、仪表];
学科分类号:
0804 ;
080401 ;
081102 ;
摘要:
Large area silicon avalanche photodiodes (APDs) have been fabricated with maximum avalanche gains exceeding 10 000 and with relatively flat signal-to-noise performance from gains of a few hundred to gains of a few thousand. Gain and noise performance as well as detector speed of response is presented for APDs with active areas of 4 mm(2) and 64 mm(2). An overview of the performance of these devices as radiation detectors includes pulse height spectra using the APD as a scintillation spectrometer coupled to CsI(Tl) and to plastic scintillator, and also for direct detection of low energy X-rays.
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页码:176 / 179
页数:4
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