PandaX-II 实验前 98.7 天数据的暗物质结果
高能物理 - 实验
2016-09-21 v3 仪器与探测器
摘要
我们报告了使用 PandaX-II 500 千克液氙双相时间投影室的首次物理运行数据进行的 WIMP 暗物质搜索结果，该探测器运行于中国锦屏地下实验室。在背景之上未识别出暗物质候选者。结合调试运行期间的数据集，总曝光量为 kg-day，我们在 3.5 至 1000 GeV/c 的暗物质质量范围内，对普通物质与 WIMP 暗物质之间的自旋无关相互作用设定了最严格的限制。在 90% 置信水平下，对于 40 GeV/c 的 WIMP 质量，发现散射截面的最佳上限为 cm。
引用
@article{arxiv.1607.07400,
title = {Dark Matter Results from First 98.7-day Data of PandaX-II Experiment},
author = {II Collaboration and Andi Tan and Mengjiao Xiao and Xiangyi Cui and Xun Chen and Yunhua Chen and Deqing Fang and Changbo Fu and Karl Giboni and Franco Giuliani and Haowei Gong and Shouyang Hu and Xingtao Huang and Xiangdong Ji and Yonglin Ju and Siao Lei and Shaoli Li and Xiaomei Li and Xinglong Li and Hao Liang and Qing Lin and Huaxuan Liu and Jianglai Liu and Wolfgang Lorenzon and Yugang Ma and Yajun Mao and Kaixuan Ni and Xiangxiang Ren and Michael Schubnell and Manbin Shen and Fang Shi and Hongwei Wang and Jiming Wang and Meng Wang and Qiuhong Wang and Siguang Wang and Xuming Wang and Zhou Wang and Shiyong Wu and Xiang Xiao and Pengwei Xie and Binbin Yan and Yong Yang and Jianfeng Yue and Xionghui Zeng and Hongguang Zhang and Hua Zhang and Huanqiao Zhang and Tao Zhang and Li Zhao and Jing Zhou and Ning Zhou and Xiaopeng Zhou},
journal= {arXiv preprint arXiv:1607.07400},
year = {2016}
}
备注
version accepted by PRL, 12 pages, 5+11 figures (including supplementary materials), 4 tables