单像素望远镜荧光探测器阵列(FAST)的重建流程
天体物理仪器与方法
2023-08-24 v1 高能天体物理现象
摘要
单像素望远镜荧光探测器阵列(FAST)是下一代宇宙线探测器的若干提议设计之一。此类探测器需要巨大的收集面积,同时还需保持成本效益。为满足这些需求,FAST 合作组设计了一种简化的低成本荧光望远镜,仅由四个光电倍增管(PMTs)组成。由于标准空气簇射重建技术无法用于如此少的 PMT,FAST 采用了一种替代的两步法。第一步,使用神经网络对真实簇射参数给出初步估计。然后将该估计作为最小化过程的初值,将测得的 PMT 迹与模拟迹比较,求得最佳拟合簇射参数。本文给出这些步骤的详细解释,并以 FAST 原型机在 Telescope Array 实验中的预期性能作为该技术的演示。
引用
@article{arxiv.2308.11989,
title = {Reconstruction procedure of the Fluorescence detector Array of Single-pixel Telescopes (FAST)},
author = {Fraser Bradfield and Justin Albury and Jose Bellido and Ladislav Chytka and John Farmer and Toshihiro Fujii and Petr Hamal and Pavel Horvath and Miroslav Hrabovsky and Vlastimil Jilek and Jakub Kmec and Jiri Kvita and Max Malacari and Dusan Mandat and Massimo Mastrodicasa and John N. Matthews and Stanislav Michal and Hiromu Nagasawa and Hiroki Namba and Libor Nozka and Miroslav Palatka and Miroslav Pech and Paolo Privitera and Shunsuke Sakurai and Francesco Salamida and Petr Schovanek and Radomir Smida and Daniel Stanik and Zuzana Svozilikova and Akimichi Taketa and Kenta Terauchi and Stan B. Thomas and Petr Travnicek and Martin Vacula},
journal= {arXiv preprint arXiv:2308.11989},
year = {2023}
}
备注
8 pages, 7 figures, 1 table, Proceedings of the 38th International Cosmic Ray Conference 2023