The Jiangmen Underground Neutrino Observatory(JUNO)is a large liquid scintillator detector designed to explore many topics in fundamental physics.In this study,the potential of searching for proton decay in the p→νK...The Jiangmen Underground Neutrino Observatory(JUNO)is a large liquid scintillator detector designed to explore many topics in fundamental physics.In this study,the potential of searching for proton decay in the p→νK^(+)mode with JUNO is investigated.The kaon and its decay particles feature a clear three-fold coincidence signature that results in a high efficiency for identification.Moreover,the excellent energy resolution of JUNO permits suppression of the sizable background caused by other delayed signals.Based on these advantages,the detection efficiency for the proton decay via p→νK^(+)is 36.9%±4.9%with a background level of 0.2±0.05(syst)±0.2(stat)events after 10 years of data collection.The estimated sensitivity based on 200 kton-years of exposure is 9.6×1033 years,which is competitive with the current best limits on the proton lifetime in this channel and complements the use of different detection technologies.展开更多
Cancer poses a major public health burden worldwide,with approximately 18,094,716 newly diagnosed cases and 9,894,402 cancer-related deaths in 2020[1].Infections such as sepsis are among the leading causes of death in...Cancer poses a major public health burden worldwide,with approximately 18,094,716 newly diagnosed cases and 9,894,402 cancer-related deaths in 2020[1].Infections such as sepsis are among the leading causes of death in this population after cancer itself[2].展开更多
基金supported by the Chinese Academy of Sciencesthe National Key R&D Program of China+22 种基金the CAS Center for Excellence in Particle PhysicsWuyi Universitythe Tsung-Dao Lee Institute of Shanghai Jiao Tong University in Chinathe Institut National de Physique Nucléaire et de Physique de Particules (IN2P3) in Francethe Istituto Nazionale di Fisica Nucleare (INFN) in Italythe Italian-Chinese collaborative research program MAECI-NSFCthe Fond de la Recherche Scientifique (F.R.S-FNRS)FWO under the "Excellence of Science-EOS" in Belgiumthe Conselho Nacional de Desenvolvimento Científico e Tecnològico in Brazilthe Agencia Nacional de Investigacion y Desarrollo in Chilethe Charles University Research Centrethe Ministry of Education,Youth,and Sports in Czech Republicthe Deutsche Forschungsgemeinschaft (DFG)the Helmholtz Associationthe Cluster of Excellence PRISMA+ in Germanythe Joint Institute of Nuclear Research (JINR)Lomonosov Moscow State University in Russiathe joint Russian Science Foundation (RSF)National Natural Science Foundation of China (NSFC) research programthe MOST and MOE in Taiwan,Chinathe Chulalongkorn UniversitySuranaree University of Technology in Thailandthe University of California at Irvine in USA
文摘The Jiangmen Underground Neutrino Observatory(JUNO)is a large liquid scintillator detector designed to explore many topics in fundamental physics.In this study,the potential of searching for proton decay in the p→νK^(+)mode with JUNO is investigated.The kaon and its decay particles feature a clear three-fold coincidence signature that results in a high efficiency for identification.Moreover,the excellent energy resolution of JUNO permits suppression of the sizable background caused by other delayed signals.Based on these advantages,the detection efficiency for the proton decay via p→νK^(+)is 36.9%±4.9%with a background level of 0.2±0.05(syst)±0.2(stat)events after 10 years of data collection.The estimated sensitivity based on 200 kton-years of exposure is 9.6×1033 years,which is competitive with the current best limits on the proton lifetime in this channel and complements the use of different detection technologies.
基金supported by CAMS Innovation Fund for Medical Sciences(2021-I2M-1-062)the National Key Research and Development Program of China(2022YFC2304601,2021YFC2500801)+1 种基金National High Level Hospital Clinical Research Funding(2022-PUMCH-D-005,2022-PUMCH-D-1112022-PUMCH-B-126)National Key Clinical Specialty Construction Projects。
文摘Cancer poses a major public health burden worldwide,with approximately 18,094,716 newly diagnosed cases and 9,894,402 cancer-related deaths in 2020[1].Infections such as sepsis are among the leading causes of death in this population after cancer itself[2].
基金supported by the National Natural Science Foundation of China(52105576,22105106,22005151,62288102)the Open Project Program of the State Key Laboratory of Digital Manufacturing Equipment and Technology(DMETKF2021010)+3 种基金the open research fund of the National and Local Joint Engineering Laboratory of RF Integration and Micro-Assembly Technology(KFJJ20210201)the general project of Natural Science Research in Colleges and Universities of Jiangsu Province(21KJB460017)the Natural Science Foundation of Jiangsu Province of China(BK20210603)the Start-up Funding sponsored by Nanjing University of Posts and Telecommunications(NY221003,NY220124)。
