机构地区:[1]New Cornerstone Science Laboratory,Tsung-Dao Lee Institute,Shanghai Jiao Tong University,Shanghai,200240,China [2]Research Center for Particle Science and Technology,Institute of Frontier and Interdisciplinary Science,Shandong University,Qingdao 266237,Shandong,China [3]Key Laboratory of Particle Physics and Particle Irradiation of Ministry of Education,Shandong University,Qingdao 266237,Shandong,China [4]School of Physics and Astronomy,Shanghai Jiao Tong University,Key Laboratory for Particle Astrophysics and Cosmology(MoE),Shanghai Key Laboratory for Particle Physics and Cosmology,Shanghai 200240,China [5]Shanghai Jiao Tong University Sichuan Research Institute,Chengdu 610213,China [6]School of Physics,Sun Yat-Sen University,Guangzhou 510275,China [7]Sino-French Institute of Nuclear Engineering and Technology,Sun Yat-Sen University,Zhuhai,519082,China [8]Department of Physics,Yantai University,Yantai 264005,China [9]Key Laboratory of Nuclear Physics and Ion-beam Application(MOE),Institute of Modern Physics,Fudan University,Shanghai 200433,China [10]School of Physics,Peking University,Beijing 100871,China [11]School of Physics,Beihang University,Beijing 102206,China [12]International Research Center for Nuclei and Particles in the Cosmos&Beijing Key Laboratory of Advanced Nuclear Materials and Physics,Beihang University,Beijing 100191,China [13]School of Physics and Microelectronics,Zhengzhou University,Zhengzhou,Henan 450001,China [14]Yalong River Hydropower Development Company,Ltd.,288 Shuanglin Road,Chengdu 610051,China [15]School of Medical Instrument and Food Engineering,University of Shanghai for Science and Technology,Shanghai 200093,China [16]School of Mechanical Engineering,Shanghai Jiao Tong University,Shanghai 200240,China [17]Department of Physics,University of Maryland,College Park,Maryland 20742,USA [18]State Key Laboratory of Particle Detection and Electronics,University of Science and Technology of China,Hefei 230026,China [19]Department of Modern Physics,University of Science and Technology o
出 处:《Chinese Physics C》2024年第7期14-21,共8页中国物理C(英文版)
基 金:the National Natural Science Foundation of China(12090060,12090063,12105052,12005131,11905128,11925502);the Office of Science and Technology,Shanghai Municipal Government,China(22JC1410100)。
摘 要:Neutrinos from core-collapse supernovae are essential for understanding neutrino physics and stellar evolution.Dual-phase xenon dark matter detectors can be used to track explosions of galactic supernovae by detecting neutrinos through coherent elastic neutrino-nucleus scatterings.In this study,a variation of progenitor masses and explosion models are assumed to predict neutrino fluxes and spectra,which result in the number of expected neutrino events ranging from 6.6 to 13.7 at a distance of 10 kpc over a 10-s duration with negligible backgrounds at PandaX-4T.Two specialized triggering alarms for monitoring supernova burst neutrinos are built.The efficiency of detecting supernova explosions at various distances in the Milky Way is estimated.These alarms will be implemented in the real-time supernova monitoring system at PandaX-4T in the near future,which will provide supernova early warnings for the astronomical community.
关 键 词:core-collapse supernovae NEUTRINOS liquid xenon detectors supernova early warnings
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