用于 CENNS-10 液氩探测器校准的 $^{83\mathrm{m}}$Kr 源研制
仪器与探测器
2021-04-06 v2 高能物理 - 实验
核实验
摘要
我们报道了用于 CENNS-10 液氩探测器的 Kr 源的制备与校准测量。由 Rb 源衰变产生的 Kr 原子通过注入氩循环回路引入探测器。随后观测到探测器体积内 Kr 衰变中 9.4 keV 与 32.1 keV 转换电子产生的闪烁光。该校准源可用于表征 CENNS-10 探测器的低能响应，并适用于其他低能阈探测器。测得探测器在 Kr 总衰变能量 41.5 keV 处的能量分辨率为 9。我们利用 9.4 keV 与 32.1 keV 两个转换电子分别对该探测器进行了校准分析。
引用
@article{arxiv.2010.11258,
title = {Development of a $^{83\mathrm{m}}$Kr source for the calibration of the CENNS-10 Liquid Argon Detector},
author = {COHERENT Collaboration and D. Akimov and P. An and C. Awe and P. S. Barbeau and B. Becker and V. Belov and I. Bernardi and M. A. Blackston and L. Blokland and A. Bolozdynya and B. Cabrera-Palmer and N. Chen and D. Chernyak and E. Conley and J. Daughhetee and M. del Valle Coello and J. A. Detwiler and M. R. Durand and Y. Efremenko and S. R. Elliott and L. Fabris and M. Febbraro and W. Fox and A. Galindo-Uribarri and A. Gallo Rosso and M. P. Green and K. S. Hansen and M. R. Heath and S. Hedges and M. Hughes and T. Johnson and A. Khromov and A. Konovalov and E. Kozlova and A. Kumpan and L. Li and J. T. Librande and J. M. Link and J. Liu and K. Mann and D. M. Markoff and O. McGoldrick and P. E. Mueller and J. Newby and D. S. Parno and S. Pentilla and D. Pershey and D. Radford and R. Rapp and H. Ray and J. Raybern and O. Razuvaeva and D. Reyna and G. C. Rich and D. Rudik and J. Runge and D. J. Salvat and K. Scholberg and A. Shakirov and G. Simakov and W. M. Snow and V. Sosnovtsev and B. Suh and R. Tayloe and K. Tellez-Giron-Flores and R. T. Thornton and I. Tolstukhin and J. Vanderwerp and R. L. Varner and R. Venkataraman and C. J. Virtue and G. Visser and C. Wiseman and T. Wongjirad and J. Yang and Y. -R. Yen and J. Yoo and C. -H. Yu and J. Zettlemoyer},
journal= {arXiv preprint arXiv:2010.11258},
year = {2021}
}
备注
v2: As accepted to JINST