EXO-200 中放射性引起的本底研究
仪器与探测器
2023-04-14 v2 高能物理 - 实验
核实验
摘要
无中微子双贝塔衰变（0{\nu}{\beta}{\beta}）的搜寻需要极低的本底，并需要良好理解其来源及其对相关参数空间中 0{\nu}{\beta}{\beta} 信号区域的速率的影响。我们报告了在基于液氙的 EXO-200 0{\nu}{\beta}{\beta} 实验中各种 {\beta}- 和 {\gamma}-本底的研究。通过这项工作，我们试图更好地理解特定本底源的位置和强度，并将结论与探测器建造之前和期间进行的放射性分析结果进行比较。最后，我们讨论了这些研究对 EXO-200 以及下一代吨量级 nEXO 探测器的意义。
引用
@article{arxiv.1503.06241,
title = {Investigation of radioactivity-induced backgrounds in EXO-200},
author = {J. B. Albert and D. J. Auty and P. S. Barbeau and D. Beck and V. Belov and C. Benitez-Medina and M. Breidenbach and T. Brunner and A. Burenkov and G. F. Cao and C. Chambers and B. Cleveland and M. Coon and A. Craycraft and T. Daniels and M. Danilov and S. J. Daugherty and C. G. Davis and J. Davis and S. Delaquis and A. Der Mesrobian-Kabakian and R. DeVoe and T. Didberidze and A. Dolgolenko and M. J. Dolinski and M. Dunford and W. Fairbank and J. Farine and W. Feldmeier and P. Fierlinger and D. Fudenberg and G. Giroux and R. Gornea and K. Graham and G. Gratta and C. Hall and S. Herrin and M. Hughes and M. J. Jewell and X. S. Jiang and A. Johnson and T. N. Johnson and S. Johnston and A. Karelin and L. J. Kaufman and R. Killick and T. Koffas and S. Kravitz and A. Kuchenkov and K. S. Kumar and D. S. Leonard and C. Licciardi and Y. H. Lin and J. Ling and R. MacLellan and M. G. Marino and B. Mong and D. Moore and R. Nelson and A. Odian and I. Ostrovskiy and A. Piepke and A. Pocar and C. Y. Prescott and A. Rivas and P. C. Rowson and J. J. Russell and A. Schubert and D. Sinclair and E. Smith and V. Stekhanov and M. Tarka and T. Tolba and R. Tsang and K. Twelker and J. -L. Vuilleumier and A. Waite and J. Walton and T. Walton and M. Weber and L. J. Wen and U. Wichoski and J. Wood and L. Yang and Y. -R. Yen and O. Ya. Zeldovich},
journal= {arXiv preprint arXiv:1503.06241},
year = {2023}
}
备注
9 pages, 7 figures, 3 tables