Simulation of displacement damage for silicon avalanche photo-diodes

被引:0
|
作者
Kilic, Adnan [1 ]
Pilicer, Ercan [1 ]
Tapan, Ilhan [1 ]
Ozmutlu, Emin N. [1 ]
机构
[1] Uludag Univ, Dept Phys, TR-16059 Bursa, Turkey
来源
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT | 2011年 / 658卷 / 01期
关键词
Radiation damage; Avalanche photo-diode; Geant4; simulation; PHOTODIODES; DETECTORS; NIEL;
D O I
10.1016/j.nima.2011.05.073
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
The silicon avalanche photo-diodes (APDs) in the CMS barrel electromagnetic calorimeter will be exposed to an integrated neutron fluence of about 2 x 10(13) n/cm(2) over 10 years of operation. High neutron fluences change the electrical properties of silicon detectors. The changes are proportional to the non-ionising energy loss in the APDs. Using the Geant4 toolkit, we have calculated the non-ionising energy loss as well as the rate of generation of primary defects in the APDs, for the expected neutron fluence. (C) 2011 Elsevier B.V. All rights reserved.
引用
收藏
页码:70 / 72
页数:3
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