MAJORANA Demonstrator中电缆与连接器的低本底材料与制造工艺
仪器与探测器
2018-01-11 v1
摘要
MAJORANA合作组正在搜寻核Ge-76的无中微子双贝塔衰变。MAJORANA DEMONSTRATOR是一组锗探测器阵列，旨在实现适用于吨级基于Ge-76的搜寻（LEGEND合作组）的本底抑制技术。在DEMONSTRATOR中，锗探测器工作于80 K的超纯真空低温恒温器内。超纯环境的一个特殊挑战是开发可靠的电缆、连接器和电子学器件，使其不显著贡献实验的放射性本底。本文强调MAJORANA DEMONSTRATOR的实验要求以及这些要求如何被满足，包括计划在2018年夏季升级布线以提高可靠性。同时描述了LEGEND研发工作为满足这些附加要求而开展的相关需求。
引用
@article{arxiv.1712.04985,
title = {Low Background Materials and Fabrication Techniques for Cables and Connectors in the Majorana Demonstrator},
author = {M. Busch and N. Abgrall and S. I. Alvis and I. J. Arnquist and F. T. Avignone and A. S. Barabash and C. J. Barton and F. E. Bertrand and T. Bode and A. W. Bradley and V. Brudanin and M. Buuck and T. S. Caldwell and Y-D. Chan and C. D. Christofferson and P. -H. Chu and C. Cuesta and J. A. Detwiler and C. Dunagan and Yu. Efremenko and H. Ejiri and S. R. Elliott and T. Gilliss and G. K. Giovanetti and M. P. Green and J. Gruszko and I. S. Guinn and V. E. Guiseppe and C. R. Haufe and L. Hehn and R. Henning and E. W. Hoppe and M. A. Howe and K. J. Keeter and M. F. Kidd and S. I. Konovalov and R. T. Kouzes and A. M. Lopez and R. D. Martin and R. Massarczyk and S. J. Meijer and S. Mertens and J. Myslik and C. O'Shaughnessy and G. Othman and A. W. P. Poon and D. C. Radford and J. Rager and A. L. Reine and K. Rielage and R. G. H. Robertson and N. W. Rouf and B. Shanks and M. Shirchenko and A. M. Suriano and D. Tedeschi and J. E. Trimble and R. L. Varner and S. Vasilyev and K. Vetter and K. Vorren and B. R. White and J. F. Wilkerson and C. Wiseman and W. Xu and E. Yakushev and C. -H. Yu and V. Yumatov and I. Zhitnikov and B. X. Zhu},
journal= {arXiv preprint arXiv:1712.04985},
year = {2018}
}
备注
Proceedings of LRT 2017