利用 CsI 数据对轻子避讳暗物质的 COHERENT 约束
高能物理 - 实验
2022-05-27 v2
摘要
我们利用 COHERENT CsI[Na] 闪烁探测器的数据来约束亚 GeV 轻子避讳暗物质模型。该探测器旨在观测来自相干弹性中微子-核散射的低能核反冲。这些能力使得搜寻在散裂中子源产生、由质量在 2 至 400 MeV/c 之间的矢量门户粒子介导的暗物质粒子成为可能。未观测到暗物质证据，并对 mediator 与夸克的耦合给出了限制。该约束比先前结果改善了两个数量级。这一新探索的参数空间探测了当 mediator 质量约为暗物质质量两倍时，轻子避讳暗物质解释暗物质遗迹丰度的区域。COHERENT 在这些质量处设定了关于轻子避讳暗物质的最佳约束。
引用
@article{arxiv.2205.12414,
title = {A COHERENT constraint on leptophobic dark matter using CsI data},
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 C. Bock and A. Bolozdynya and R. Bouabid and J. Browning and B. Cabrera-Palmer and D. Chernyak and E. Conley and J. Daughhetee and J. Detwiler and K. Ding and M. R. Durand and Y. Efremenko and S. R. Elliot and L. Fabris and M. Febbraro and A. Gallo Rosso and A. Galindo-Uribarri and M. P. Green and M. R. Heath and S. Hedges and D. Hoang and M. Hughes and B. A. Johnson and T. Johnson and A. Khromov and A. Konovalov and E. Kozlova and A. Kupman and L. Li and J. M. Link and J. Liu and A. Major and K. Mann and D. M. Markoff and J. Mastroberti and J. Mattingly and P. E. Mueller and J. Newby and D. S. Parno and S. I. Penttila and D. Pershey and C. Prior and R. Rapp and H. Ray and O. Razuvaeva and D. Reyna and G. C. Rich and J. Ross and D. Rudik and J. Runge and D. J. Salvat and A. M. Salyapongse and J. Sander and K. Scholberg and A. Shakirov and G. Simakov and W. M. Snow and V. Sosnovstsev and B. Suh and R. Tayloe and K. Tellez-Giron-Flores and I. Tolstukhin and E. Ujah and J. Vanderwerp and R. L. Varner and C. J. Virtue and G. Visser and T. Wongjirad and W. -R. Yen and J. Yoo and C. -H. Yu and J. Zettlemoyer},
journal= {arXiv preprint arXiv:2205.12414},
year = {2022}
}