EDELWEISS FID 探测器中电荷俘获诱导的信号：解析建模与应用
仪器与探测器
2016-11-03 v2 宇宙学与河外天体物理
天体物理仪器与方法
摘要
EDELWEISS-III 直接暗物质搜寻实验使用完全覆盖叉指电极（FID）的低温 HP-Ge 探测器。它们在低电场（）下运行，因此电荷载流子俘获显著影响电离和热能测量。本文描述了基于 Shockley-Ramo 定理的 FID 探测器中被俘获电荷诱导信号的解析模型。该模型用于证明最初仅为表面事件排除目的而设计的否决电极，可用于提供对能量沉积深度的灵敏度，表征晶体中的俘获，进行热能和电离能量校正，并改善电离基线分辨率。这些程序已成功应用于实际数据。
引用
@article{arxiv.1606.08097,
title = {Signals induced by charge-trapping in EDELWEISS FID detectors: analytical modeling and applications},
author = {The EDELWEISS Collaboration and Q. Arnaud and E. Armengaud and C. Augier and A. Benoît and L. Bergé and J. Billard and J. Blümer and T. de Boissière and A. Broniatowski and P. Camus and A. Cazes and M. Chapellier and F. Charlieux and L. Dumoulin and K. Eitel and N. Foerster and N. Fourches and J. Gascon and A. Giuliani and M. Gros and L. Hehn and G. Heuermann and M. De Jésus and Y. Jin and A. Juillard and M. Kleifges and V. Kozlov and H. Kraus and C. Kéfélian and V. A. Kudryavtsev and H. Le-Sueur and S. Marnieros and X. -F. Navick and C. Nones and E. Olivieri and P. Pari and B. Paul and M. -C. Piro and D. Poda and E. Queguiner and S. Rozov and V. Sanglard and B. Schmidt and S. Scorza and B. Siebenborn and D. Tcherniakhovski and L. Vagneron and M. Weber and E. Yakushev},
journal= {arXiv preprint arXiv:1606.08097},
year = {2016}
}
备注
17 pages 12 figures, submitted to JINST, author list updated