利用PandaX-II实验约束含轻 mediator 的暗物质模型
高能物理 - 唯象学
2018-07-18 v2 高能物理 - 实验
摘要
我们在中国锦屏地下实验室的直接探测实验PandaX-II中搜寻含轻mediator的暗物质模型的核反冲信号。利用2016年和2017年运行所采集、对应总曝光量54吨·天的数据，我们对零动量暗物质-核子截面设定了上限。当mediator质量与典型动量转移相当或低于后者时，这些上限对mediator质量有强烈依赖。我们将结果应用于约束与标准模型粒子混合的含轻mediator的自相互作用暗物质模型，并对质量范围从到的暗物质模型参数空间设定了强限制。
引用
@article{arxiv.1802.06912,
title = {Constraining Dark Matter Models with a Light Mediator from PandaX-II Experiment},
author = {Xiangxiang Ren and Li Zhao and Abdusalam Abdukerim and Xun Chen and Yunhua Chen and Xiangyi Cui and Deqing Fang and Changbo Fu and Karl Giboni and Franco Giuliani and Linhui Gu and Xuyuan Guo and Ke Han and Changda He and Di Huang and Shengming He and Xingtao Huang and Zhou Huang and Xiangdong Ji and Yonglin Ju and Yao Li and Heng Lin and Huaxuan Liu and Jianglai Liu and Yugang Ma and Yajun Mao and Kaixiang Ni and Jinhua Ning and Andi Tan and Hongwei Wang and Meng Wang and Qiuhong Wang and Siguang Wang and Xiuli Wang and Shiyong Wu and Mengjiao Xiao and Pengwei Xie and Binbin Yan and Jijun Yang and Yong Yang and Hai-Bo Yu and Jianfeng Yue and Tao Zhang and Jifang Zhou and Ning Zhou and Qibin Zheng and Xiaopeng Zhou},
journal= {arXiv preprint arXiv:1802.06912},
year = {2018}
}
备注
Version accepted by PRL, new figures (Fig.2 ) added