具有光学开放场笼的液态氙时间投影室中的事件重建
仪器与探测器
2021-04-07 v2
摘要
nEXO是一项拟议中的吨量级无中微子双贝塔衰变（）实验，使用液态（LXe）填充时间投影室（TPC）以读取电离与闪烁信号。在场笼与LXe容器之间有一层LXe（“表皮”LXe），该处不收集电离信号。由于场笼周围缺乏光学屏障，仅能探测到闪烁光子。在这项工作中，我们表明源自表皮LXe区域的光可用于将本底甄别能力较先前公布的估计提高5%。这一改进来自两方面。首先，通过识别在表皮LXe中发生能量沉积相互作用的光，去除了部分射线本底。其次，溶解在表皮LXe中的本底可通过标记表皮LXe中链中的衰变被高效排除。
引用
@article{arxiv.2009.10231,
title = {Event Reconstruction in a Liquid Xenon Time Projection Chamber with an Optically-Open Field Cage},
author = {T. Stiegler and S. Sangiorgio and J. P. Brodsky and M. Heffner and S. Al Kharusi and G. Anton and I. J. Arnquist and I. Badhrees and P. S. Barbeau and D. Beck and V. Belov and T. Bhatta and A. Bolotnikov and P. A. Breur and E. Brown and T. Brunner and E. Caden and G. F. Cao and L. Cao and C. Chambers and B. Chana and S. A. Charlebois and M. Chiu and B. Cleveland and M. Coon and A. Craycraft and J. Dalmasson and T. Daniels and L. Darroch and A. De St. Croix and A. Der Mesrobian-Kabakian and K. Deslandes and R. DeVoe and M. L. Di Vacri and J. Dilling and Y. Y. Ding and M. J. Dolinski and A. Dragone and J. Echevers and F. Edaltafar and M. Elbeltagi and L. Fabris and D. Fairbank and W. Fairbank and J. Farine and S. Ferrara and S. Feyzbakhsh and G. Gallina and P. Gautam and G. Giacomini and D. Goeldi and R. Gornea and G. Gratta and E. V. Hansen and E. W. Hoppe and J. Hößl and A. House and M. Hughes and A. Iverson and A. Jamil and M. J. Jewell and X. S. Jiang and A. Karelin and L. J. Kaufman and T. Koffas and R. Krücken and A. Kuchenkov and K. S. Kumar and Y. Lan and A. Larson and K. G. Leach and B. G. Lenardo and D. S. Leonard and G. Li and S. Li and Z. Li and C. Licciardi and P. Lv and R. MacLellan and N. Massacret and T. McElroy and M. Medina-Peregrina and T. Michel and B. Mong and D. C. Moore and K. Murray and P. Nakarmi and C. R. Natzke and R. J. Newby and K. Ni and Z. Ning and O. Njoya and F. Nolet and O. Nusair and K. Odgers and A. Odian and M. Oriunno and J. L. Orrell and G. S. Ortega and I. Ostrovskiy and C. T. Overman and S. Parent and A. Piepke and A. Pocar and J. -F. Pratte and V. Radeka and E. Raguzin and S. Rescia and F. Retière and M. Richman and A. Robinson and T. Rossignol and P. C. Rowson and N. Roy and R. Saldanha and K. Skarpaas VIII and A. K. Soma and G. St-Hilaire and V. Stekhanov and X. L. Sun and M. Tarka and S. Thibado and A. Tidball and J. Todd and T. I. Totev and R. Tsang and T. Tsang and F. Vachon and V. Veeraraghavan and S. Viel and G. Visser and C. Vivo-Vilches and J. -L. Vuilleumier and M. Wagenpfeil and T. Wager and M. Walent and Q. Wang and W. Wei and L. J. Wen and U. Wichoski and M. Worcester and S. X. Wu and W. H. Wu and X. Wu and Q. Xia and H. Yang and L. Yang and O. Zeldovich and J. Zhao and Y. Zhou and T. Ziegler},
journal= {arXiv preprint arXiv:2009.10231},
year = {2021}
}
备注
11 pages, 12 figures