A CRYOGENICALLY COOLED SINGLE-CRYSTAL BGO ANTI-COMPTON SPECTROMETER

被引:2
|
作者
SCHOTANUS, P
MICEK, SL
DEVOIGT, MJA
WINTRAECKEN, Y
机构
[1] KVI GRONINGEN,GRONINGEN,NETHERLANDS
[2] CANBERRA SEMICOND NV,OLEN,BELGIUM
[3] SCIONIX RADIAT DETECTORS & CRYSTALS,3600 BA MAAKSSEN,NETHERLANDS
关键词
D O I
10.1109/23.322797
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The construction and experimental results of a novel compact anti-Compton spectrometer system are reported. The device consists of a large BGO scintillation crystal with a cylindrical well. Inside the well, a 56 mm diameter, 57 mm high (n-type) germanium crystal is mounted. The entire assembly is cooled down to 104 K. Scintillation light from the BGO crystal is detected by a 127 mm diameter PM tube. The assembly has the advantage of a compact design and the absence of any material between the Ge and the BGO crystal. A Peak-to-Total ratio of 0.60 is obtained with a Co-60 source and 0.74 with a Cs-137 source.
引用
收藏
页码:730 / 734
页数:5
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