用于在 KamLAND 探测器内部部署放射源的紧凑型超洁净系统
仪器与探测器
2015-02-13 v2 高能物理 - 实验
核实验
摘要
我们描述了一种紧凑型超洁净装置，用于沿 KamLAND 液闪中微子探测器的垂直轴部署放射源以进行校准。该装置通过收放精确长度的悬挂细钢丝绳（缆绳）来工作；各种可互换的放射源可连接到缆绳末端的重物上。所有暴露于放射纯液闪的部件均由化学相容的超高真空（UHV）清洗材料制成，主要是不锈钢，以避免污染或降解闪烁体。为防止氡侵入，该装置被封装在手套箱内的气密外壳中，并且这两个空间均定期用纯化氮气冲洗。安装在外壳侧面的红外摄像头允许对缆绳运动进行实时视觉监控，系统通过图形用户界面进行控制。
引用
@article{arxiv.1407.0413,
title = {A compact ultra-clean system for deploying radioactive sources inside the KamLAND detector},
author = {T. I. Banks and S. J. Freedman and J. Wallig and N. Ybarrolaza and A. Gando and Y. Gando and H. Ikeda and K. Inoue and Y. Kishimoto and M. Koga and T. Mitsui and K. Nakamura and I. Shimizu and J. Shirai and A. Suzuki and Y. Takemoto and K. Tamae and K. Ueshima and H. Watanabe and B. D. Xu and H. Yoshida and S. Yoshida and A. Kozlov and C. Grant and G. Keefer and A. Piepke and T. Bloxham and B. K. Fujikawa and K. Han and K. Ichimura and H. Murayama and T. O'Donnell and H. M. Steiner and L. A. Winslow and D. A. Dwyer and R. D. McKeown and C. Zhang and B. E. Berger and C. E. Lane and J. Maricic and T. Miletic and M. Batygov and J. G. Learned and S. Matsuno and M. Sakai and G. A. Horton-Smith and K. E. Downum and G. Gratta and Y. Efremenko and O. Perevozchikov and H. J. Karwowski and D. M. Markoff and W. Tornow and K. M. Heeger and J. A. Detwiler and S. Enomoto and M. P. Decowski},
journal= {arXiv preprint arXiv:1407.0413},
year = {2015}
}
备注
Revised author affiliations, corrected typos, made minor improvements to text, and revised references