PICOSEC：基于 Micromegas 探测器的亚 25 皮秒精度带电粒子计时
仪器与探测器
2018-09-26 v3
摘要
高亮度 LHC（HL-LHC）中由堆积引起的本底前景激发了人们对开发用于高计数率下精确计时的带电粒子探测技术的浓厚兴趣。所需的精度直接来源于束团交叉内标称相互作用分布（ cm， ps）。20-30 ps 量级的时间分辨率将显著减少这些本底。为此，我们提出了一种称为 PICOSEC 的新探测概念，它基于与切伦科夫辐射体耦合并配备光阴极的“两级”Micromegas 探测器。该新探测器的首批结果对 150 GeV 缪子给出 24 ps 的时间分辨率，对单光电子给出 76 ps 的时间分辨率。
引用
@article{arxiv.1712.05256,
title = {PICOSEC: Charged particle timing at sub-25 picosecond precision with a Micromegas based detector},
author = {J. Bortfeldt and F. Brunbauer and C. David and D. Desforge and G. Fanourakis and J. Franchi and M. Gallinaro and I. Giomataris and D. González-Díaz and T. Gustavsson and C. Guyot and F. J. Iguaz and M. Kebbiri and P. Legou and J. Liu and M. Lupberger and O. Maillard and I. Manthos and H. Müller and V. Niaouris and E. Oliveri and T. Papaevangelou and K. Paraschou and M. Pomorski and B. Qi and F. Resnati and L. Ropelewski and D. Sampsonidis and T. Schneider and P. Schwemling and L. Sohl and M. van Stenis and P. Thuiner and Y. Tsipolitis and S. E. Tzamarias and R. Veenhof and X. Wang and S. White and Z. Zhang and Y. Zhou},
journal= {arXiv preprint arXiv:1712.05256},
year = {2018}
}
备注
27 pages, 15 figures, preprint submitted to Nuclear Instruments and Methods A, v2: typos fixed and an improved discussion, v3: revised version