嵌入光纤的闪烁计数器中光收集的束流研究
仪器与探测器
2021-07-28 v3 核实验
摘要
通过最小电离电子扫描，研究了嵌入盒状塑料闪烁计数器中若干光纤构型的集光特性。光由两端硅光电倍增管读出。美因茨微tron（Mainz Microtron）855-MeV 束流产生的光产额，对束流位置到光纤的横向距离表现出强烈依赖。将计数器内部间接光与到达光纤的直接光的总光产额归因，可对观测结果建模。将带光纤的集光情况与无光纤闪烁计数器进行比较。这些研究是在研发塑料闪烁探测器作为 DarkMESA 电子束流倾倒实验主动否决系统的背景下开展的，该实验将在 MeV 质量区间搜寻轻暗物质粒子。
引用
@article{arxiv.2101.06122,
title = {Electron beam studies of light collection in a scintillating counter with embedded fibers},
author = {M. Lauß and P. Achenbach and S. Aulenbacher and M. Ball and I. Beltschikow and M. Biroth and P. Brand and S. Caiazza and M. Christmann and O. Corell and A. Denig and L. Doria and P. Drexler and J. Geimer and P. Gülker and T. Kolar and W. Lauth and M. Littich and M. Lupberger and S. Lunkenheimer and D. Markus and M. Mauch and H. Merkel and M. Mihovilovič and J. Müller and B. S. Schlimme and C. Sfienti and S. Širca and S. Stengel and C. Szyszka and S. Vestrick},
journal= {arXiv preprint arXiv:2101.06122},
year = {2021}
}
备注
13 pages, 7 figures, 2 tables