{"paper":{"title":"Dark Matter Search Results from the PandaX-4T Commissioning Run","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"hep-ex","authors_text":"Abdusalam Abdukerim, Andi Tan, Anqing Wang, Binbin Yan, Changbo Fu, Changda He, Changsong Shang, Chen Cheng, Chenxiang Li, Chunxu Yu, Dan Zhang, Deqing Fang, Di Huang, Guofang Shen, Jianglai Liu, Jifang Zhou, Jijun Yang, Jingkai Xia, Jinrong He, Jumin Yuan, Karl Giboni, Ke Han, Lingyin Luo, Linhui Gu, Lin Si, Lisheng Geng, Li Zhao, Mengjiao Xiao, Mengmeng Wu, Mengting Fu, Meng Wang, Mingchuan Li, Minzhen Zhang, Nasir Shaheed, Ningchun Qi, Ning Zhou, Pengwei Xie, Peng Zhang, Qibin Zheng, Qing Lin, Qiuhong Wang, Ruquan Hou, Shaobo Wang, Shuaijie Li, Shu Li, Siguang Wang, Tao Zhang, Wei Chen, Weihao Wu, Wei Wang, Wenbo Ma, Wenliang Sun, Xiangdong Ji, Xiangxiang Ren, Xiang Xiao, Xiangyi Cui, Xiaopeng Zhou, Xiaoying Lu, Xiuli Wang, Xiyu Yan, Xun Chen, Xuyang Ning, Xuyuan Guo, Yajun Mao, Yanlin Huang, Yingjie Fan, Ying Yuan, Yi Tao, Yonglin Ju, Yong Yang, Yong Zhou, Yue Meng, Yugang Ma, Yunhua Chen, Yunshan Cheng, Zhicheng Qian, Zhou Huang, Zhou Wang, Zihao Bo","submitted_at":"2021-07-28T15:34:47Z","abstract_excerpt":"We report the first dark matter search results using the commissioning data from PandaX-4T. Using a time projection chamber with 3.7-tonne of liquid xenon target and an exposure of 0.63 tonne$\\cdot$year, 1058 candidate events are identified within an approximate nuclear recoil energy window between 5 and 100 keV. No significant excess over background is observed. Our data set a stringent limit to the dark matter-nucleon spin-independent interactions, with a lowest excluded cross section (90% C.L.) of $3.8\\times10^{-47} $cm$^2$ at a dark matter mass of 30 GeV/$c^2$."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.13438","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2107.13438/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}