{"paper":{"title":"First search for the absorption of fermionic dark matter with the PandaX-4T experiment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"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, Jiafu Li, 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, Shibo Zhang, Shuaijie Li, Shu Li, Shu Zhang, Siguang Wang, Tao Zhang, Wei Chen, Weihao Wu, Wei Wang, Wenbo Ma, Wenliang Sun, Xiangdong Ji, Xiangxiang Ren, Xiang Xiao, Xiangyi Cui, Xiaofeng Shang, Xiaopeng Zhou, Xiaoying Lu, Xinning Zeng, 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, Yuanyuan Zhang, Yubo Zhou, Yuehuan Wei, Yue Meng, Yugang Ma, Yunhua Chen, Yunshan Cheng, Yunyang Luo, Zhaokan Cheng, Zhicheng Qian, Zhou Huang, Zhou Wang, Zihao Bo","submitted_at":"2022-05-31T13:21:10Z","abstract_excerpt":"Compared with the signature of dark matter elastic scattering off nuclei, the absorption of fermionic dark matter by nuclei opens up a new searching channel for light dark matter with a characteristic monoenergetic signal. In this Letter, we explore the $95.0$-day data from the PandaX-4T commissioning run and report the first dedicated searching results of the fermionic dark matter absorption signal through a neutral current process. No significant signal was found, and the lowest limit on the dark matter-nucleon interaction cross section is set to be $1.5\\times10^{-50}$ cm$^2$ for a fermionic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.15771","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/2205.15771/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"}