基于THGEM的低温两相氩雪崩探测器中盖革模式APD的性能
仪器与探测器
2011-02-02 v3
摘要
针对在稀有事件实验中的潜在应用，研究了基于THGEM的低温两相氩雪崩探测器中盖革模式APD（G-APD）的特性。低温下G-APD的信号幅度和噪声特性优于室温下的特性。已证明使用无波长位移器的G-APD能够有效探测两相氩中THGEM倍增孔洞的雪崩闪烁光。在雪崩增益为60时，G-APD测量的雪崩闪烁产额高达每雪崩电子0.9个光电子，外推至4π立体角。
引用
@article{arxiv.1003.1597,
title = {Geiger Mode APD performance in a cryogenic two-phase Ar avalanche detector based on THGEMs},
author = {A. Bondar and A. Buzulutskov and A. Grebenuk and A. Sokolov and D. Akimov and I. Alexandrov and A. Breskin},
journal= {arXiv preprint arXiv:1003.1597},
year = {2011}
}
备注
4 pages, 8 figures. Presented at Vienna Conference on Instrumentation (Feb 15-20, 2010, Vienna, Austria). Submitted to the Proceedings