利用 PandaX-II 实验全部曝光数据在简化模型中搜寻双组分 Majorana 暗物质
高能物理 - 实验
2022-06-29 v1 高能物理 - 唯象学
摘要
在双组分 Majorana 暗物质模型中，一种暗物质粒子可与靶核散射，并转变为质量稍重的组分。在一个具有矢量玻色子媒介子的简化模型框架下，树图级和圈图级过程均会对直接探测实验的信号产生贡献。本文报告了 PandaX-II 实验对此类暗物质的搜寻结果，使用了总计 100.7 吨·天的全部曝光数据。未观测到显著超出，因此对媒介子质量与暗物质质量的联合参数空间给出了严格限制。结合对撞机实验的互补搜寻结果，可排除大范围的参数空间。
引用
@article{arxiv.2205.08066,
title = {A search for two-component Majorana dark matter in a simplified model using the full exposure data of PandaX-II experiment},
author = {Ying Yuan and Abdusalam Abdukerim and Zihao Bo and Wei Chen and Xun Chen and Yunhua Chen and Chen Cheng and Xiangyi Cui and Yingjie Fan and Deqing Fang and Changbo Fu and Mengting Fu and Lisheng Geng and Karl Giboni and Linhui Gu and Xuyuan Guo and Ke Han and Changda He and Jinrong He and Di Huang and Yanlin Huang and Zhou Huang and Ruquan Hou and Xiangdong Ji and Yonglin Ju and Chenxiang Li and Mingchuan Li and Shu Li and Shuaijie Li and Qing Lin and Jianglai Liu and Xiaoying Lu and Lingyin Luo and Wenbo Ma and Yugang Ma and Yajun Mao and Yue Meng and Nasir Shaheed and Xuyang Ning and Ningchun Qi and Zhicheng Qian and Xiangxiang Ren and Changsong Shang and Guofang Shen and Lin Si and Wenliang Sun and Andi Tan and Yi Tao and Anqing Wang and Meng Wang and Qiuhong Wang and Shaobo Wang and Siguang Wang and Wei Wang and Xiuli Wang and Zhou Wang and Mengmeng Wu and Weihao Wu and Jingkai Xia and Mengjiao Xiao and Xiang Xiao and Pengwei Xie and Binbin Yan and Xiyu Yan and Jijun Yang and Yong Yang and Chunxu Yu and Jumin Yuan and Dan Zhang and Minzhen Zhang and Peng Zhang and Tao Zhang and Li Zhao and Qibin Zheng and Jifang Zhou and Ning Zhou and Xiaopeng Zhou and Yong Zhou},
journal= {arXiv preprint arXiv:2205.08066},
year = {2022}
}