在 PandaX-4T 中探测来自超新星爆发的中微子
高能物理 - 实验
2024-03-12 v1 仪器与探测器
摘要
来自核心坍缩超新星的中微子对于理解中微子物理学和恒星演化至关重要。双相氙暗物质探测器可以通过相干弹性中微子-核散射探测中微子，从而提供一种追踪银河系超新星爆炸的途径。在本研究中，通过假设前身星质量的变化以及不同的爆炸模型来预测中微子通量和能谱，在 10 kpc 距离处、10 秒持续时间内，PandaX-4T 预期的中微子事件数量在 6.6 到 13.7 之间，且背景可忽略不计。我们构建了两个用于监测超新星爆发中微子的专用触发警报。估计了在银河系内不同距离处探测超新星爆炸的效率。这些警报将在不久的将来部署在 PandaX-4T 的实时超新星监测系统中，为天文学界提供超新星早期预警。
引用
@article{arxiv.2403.06220,
title = {Detecting Neutrinos from Supernova Bursts in PandaX-4T},
author = {Binyu Pang and Abdusalam Abdukerim and Zihao Bo and Wei Chen and Xun Chen and Chen Cheng and Zhaokan 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 Chencheng Han and Ke Han and Changda He and Jinrong He and Di Huang and Yanlin Huang and Junting Huang and Zhou Huang and Ruquan Hou and Yu Hou and Xiangdong Ji and Yonglin Ju and Chenxiang Li and Jiafu Li and Mingchuan Li and Shuaijie Li and Tao Li and Qing Lin and Jianglai Liu and Congcong Lu and Xiaoying Lu and Lingyin Luo and Yunyang Luo and Wenbo Ma and Yugang Ma and Yajun Mao and Yue Meng and Xuyang Ning and Ningchun Qi and Zhicheng Qian and Xiangxiang Ren and Nasir Shaheed and Xiaofeng Shang and Xiyuan Shao 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 Yuehuan Wei 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 Yukun Yao and Chunxu Yu and Ying Yuan and Zhe Yuan and Xinning Zeng and Dan Zhang and Minzhen Zhang and Peng Zhang and Shibo Zhang and Shu Zhang and Tao Zhang and Wei Zhang and Yang Zhang and Yingxin Zhang and Yuanyuan Zhang and Li Zhao and Qibin Zheng and Jifang Zhou and Ning Zhou and Xiaopeng Zhou and Yong Zhou and Yubo Zhou},
journal= {arXiv preprint arXiv:2403.06220},
year = {2024}
}
备注
9 pages,6 figures