Belle II 探测器上的氧化铝 RICH 计数器
高能物理 - 实验
2025-12-24 v2 仪器与探测器
摘要
我们报告了用于 Belle II 超级KEKBB 碰撞探测器前向区域的新型近距离聚焦式环形成像 Cherenkov (RICH) 探测器的设计、运行和性能。该系统实现了对全部分辨率内带电 π、K、p 的有效分离，能量范围从 0.5 GeV/c 到 4 GeV/c。迄今为止，探测器已成功运行在数据采集中，为 Belle II 碰撞数据采集贡献了近 600/fb 的数据。
引用
@article{arxiv.2512.19146,
title = {Aerogel RICH Counter at the Belle II Detector},
author = {I. Adachi and N. Akopov and D. Augueste and J. Bonis and L. Burmistrov and S. Dey and R. Dolenec and G. Ghevondyan and R. Giordano and A. Hvala and T. Iijima and S. Iwata and H. Kakuno and G. Karyan and H. Kawai and T. Kohriki and T. Konno and S. Korpar and P. Krizan and S. Kurokawa and Y. Lai and A. Lozar and M. Mrvar and G. Nazaryan and S. Nishida and S. Ogawa and R. Pestotnik and I. Prudiiev and L. Santelj and A. Seljak and L. Senekovic and M. Shoji and K. Spenko and T. Sumiyoshi and M. Tabata and K. Uno and E. Waheed and M. Yonenaga and Y. Yusa},
journal= {arXiv preprint arXiv:2512.19146},
year = {2025}
}
备注
25 pages, 30 figures. Corresponding authors: S. Korpar, S. Nishida