GAMMA-RAY

作品数：194被引量：192H指数：7
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相关作者：张鸿波朱波涛张琪李必红更多>>
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The GECAM ground search system for gamma-ray transients
《Science China(Physics,Mechanics & Astronomy)》2025年第3期161-174,共14页Ce Cai Yan-Qiu Zhang Shao-Lin Xiong Ping Wang Jian-Hui Li Xiao-Bo Li Cheng-Kui Li Yue Huang Shi-Jie Zheng Li-Ming Song Shuo Xiao Qi-Bin Yi Yi Zhao Sheng-Lun Xie Rui Qiao Yan-Qi Du Zhi-Wei Guo Wang-Chen Xue Chao Zheng Jia-Cong Liu Chen-Wei Wang Wen-Jun Tan Yue Wang Jin-Peng Zhang Chao-Yang Li Guo-Ying Zhao Xiao-Yun Zhao Xiao-Lu Zhang Zhen Zhang Wen-Xi Peng Xiang Ma Jing-Yan Shi Dong-Ya Guo Jin Wang Xin-Qiao Li Xiang-Yang Wen Zheng-Hua An Fan Zhang 
supported by the National Natural Science Foundation of China(Grant Nos.12303045,12273042,and 12373047);the National Key R&D Program of China(Grant No.2022YFF0711404);the Strategic Priority Research Program of Chinese Academy of Sciences(Grant Nos.XDA15360102,XDA15360300,and XDA15052700);The GECAM(Huairou-1)mission was supported by the Strategic Priority Research Program on Space Science(Grant No.XDA15360000)of the Chinese Academy of Sciences;the support from the Natural Science Foundation of Hebei Province(Grant No.A2023205020);the Science Foundation of Hebei Normal University(Grant No.L2023B11)。
In the era of time-domain,multi-messenger astronomy,the detection of transient events on the high-energy electromagnetic sky has become more important than ever.The gravitational wave high-energy electromagnetic count...
关键词：gamma-ray sources gravitational waves data analysis gamma-ray telescopes 
Continuum estimation in low-resolution gamma-ray spectra based on deep learning
《Nuclear Science and Techniques》2025年第2期5-17,共13页Ri Zhao Li-Ye Liu Xin Liu Zhao-Xing Liu Run-Cheng Liang Ren-Jing Ling-Hu Jing Zhang Fa-Guo Chen 
supported by the National Natural Science Foundation of China(No.12005198).
In this study,an end-to-end deep learning method is proposed to improve the accuracy of continuum estimation in low-resolution gamma-ray spectra.A novel process for generating the theoretical continuum of a simulated ...
关键词：Gamma-ray spectrum Continuum estimation Deep learning Convolutional neural network End-to-end prediction 
Gamma-Ray-Induced Genetic Variability for Yield Traits in M4 Generation in Upland Rice
《Agricultural Sciences》2025年第2期240-255,共16页Habibata Tinta Valentin Stanislas Edgar Traoré Minimassom Philippe Nikiéma Arlette Wend-Yida Yasmine Kaboré Siébou Palé Hamidou Traoré Mahamadou Sawadogo Djibril Yonli 
Varietal deficiencies of upland rice lead to a low paddy grain yield. The aim of this study was to mutagenesis upland rice varieties to improve their agronomic performance. Seeds of varieties FKR45N and FKR47N were th...
关键词：Upland Rice MUTAGENESIS Genetic Variability Agronomic Performance 
A single-pixel elemental imaging method using neutron-induced gamma-ray activation
《Nuclear Science and Techniques》2025年第1期1-12,共12页Can Cheng Yong-Ji Xie Xun-Rong Xia Jia-Yu Gu Dong Zhao Yi-Ze Chen Ai-Yun Sun Xu-Wen Liang Wen-Bao Jia Da-Qian Hei 
supported by the National Natural Science Foundation of China(Nos.12105143 and 11975121);the China Postdoctoral Science Foundation(No.2023M741453);the Engineering Research Center of Nuclear Technology Application(No.HJSJYB2020-1);the Key Laboratory of Ionizing Radiation Metering and Safety Evaluation for Jiangsu Province Market Regulation,and the Jiangsu Province Excellent Postdoctoral Program(No.JB23057).
Neutron-induced gamma-ray imaging is a spectroscopic technique that uses characteristic gamma rays to infer the elemental distribution of an object.Currently,this technique requires the use of large facilities to supp...
关键词：Elemental imaging Neutron-induced gamma-ray activation Single-pixel imaging 
Effect of gamma-ray radiation on defect engineering and photocatalytic properties of boron nitride nanosheets
《辐射研究与辐射工艺学报》2024年第6期67-77,共11页JIANG Zhiwen WANG Mozhen GE Xuewu 
国家自然科学基金(51973205);中央高校基本科研业务费(WK9110000066,3450000005,3450000006)。
The development of low-cost,abundant,and efficient non-metal catalysts has always been a research focus on photocatalytic hydrogen evolution reactions.Boron nitride nanosheet(BNNS),which is a promising non-metallic tw...
关键词：Boron nitride nanosheet Gamma-ray radiation Radiation effect Defect engineering PHOTOCATALYSIS 
A Real-time Monitor for TeV Gamma-Ray Flare with the LHAASO-WCDA Detector
《Research in Astronomy and Astrophysics》2024年第12期219-228,共10页G.M.Xiang M.Zha J.N.Zhou Y.Xing 
supported in China by NSFC grant No.12393853;the Department of Science and Technology of Sichuan Province China with grant No.24NSFSC0449;NSFC grant No.U2031205。
With its high duty cycle, wide field of view and high detection sensitivity, Water Chereknov Detector Array as one of sub-arrays of Large High Altitude Air Shower Observatory is a promising facility to monitor transie...
关键词：METHODS data analysis-methods observational-gamma-rays galaxies 
Determination of dark matter distribution in Ursa Major III and constraints on dark matter annihilation
《Chinese Physics C》2024年第11期247-255,共9页Yi Zhao Xiao-Jun Bi Su-Jie Lin Peng-Fei Yin 
Supported by the National Natural Science Foundation of China (11947005,12175248,12205388,12227804);the Science&Technology Development Fund of Tianjin Education Commission for Higher Education (2020KJ003);the PhD Research Startup Foundation of Tianjin Normal University (52XB1912)。
The recently discovered satellite dwarf galaxy Ursa Major III provides a promising opportunity to explore the signatures resulting from dark matter(DM)annihilation owing to its proximity and large J-factor.Given the a...
关键词：dark matter GAMMA-RAY dwarf spheroidal galaxy 
Detector performance of the Gamma-ray Transient Monitor onboard DRO-A satellite被引量：1
《Science China(Physics,Mechanics & Astronomy)》2024年第11期75-90,共16页Pei-Yi Feng Zheng-Hua An Da-Li Zhang Chen-Wei Wang Chao Zheng Sheng Yang Shao-Lin Xiong Jia-Cong Liu Xin-Qiao Li Ke Gong Xiao-Jing Liu Min Gao Xiang-Yang Wen Ya-Qing Liu Xiao-Yun Zhao Fan Zhang Xi-Lei Sun Hong Lu 
supported by the Strategic Priority Research Program of the Chinese Academy of Sciences (Grant Nos.XDA30050100 and XDA30030000);the National Natural Science Foundation of China (Grant Nos.12173038,11775251,12273042,and 12075258);funded by the Strategic Priority Research Program on Space Science (Grant No.XDA15360000) of the Chinese Academy of Sciences (CAS)。
The Gamma-ray Transient Monitor(GTM) is an all-sky monitor onboard the Distant Retrograde Orbit-A(DRO-A) satellite with the scientific objective of detecting gamma-ray transients ranging from 20 ke V to 1 MeV. The GTM...
关键词：NaI(Tl)detector energy response ground calibration gamma-ray detector DRO-A satellite 
A Localization Method of High Energy Transients for All-sky Gamma-ray Monitor
《Research in Astronomy and Astrophysics》2024年第10期25-35,共11页Yi Zhao Wangchen Xue Shaolin Xiong Qi Luo Yuanhao Wang Jiacong Liu Heng Yu Xiaoyun Zhao Yue Huang Jinyuan Liao Jianchao Sun Xiaobo Li Qibin Yi Ce Cai Shuo Xiao Shenglun Xie Chao Zheng Yanqiu Zhang Chenwei Wang Wenjun Tan Zhiwei Guo Chaoyang Li Zhenghua An Gang Chen Yanqi Du Min Gao Ke Gong Dongya Guo Jiang He Jianjian He Bing Li Gang Li Xinqiao Li Jing Liang Xiaohua Liang Yaqing Liu Xiang Ma Rui Qiao Liming Song Xinying Song Xilei Sun Jin Wang Ping Wang Xiangyang Wen Hong Wu Yanbing Xu Sheng Yang Dali Zhang Fan Zhang Hongmei Zhang Peng Zhang Shu Zhang Zhen Zhang Shijie Zheng Keke Zhang Xingbo Han Haiyan Wu Hu Tai Hao Geng Gaopeng Lu Wei Xu Fanchao Lyu Hongbo Zhang Fangjun Lu Shuangnan Zhang 
supported by the National Key R&D Program of China(2021YFA0718500);support from the Strategic Priority Research Program on Space Science,the Chinese Academy of Sciences(grant Nos.XDA15360102,XDA15360300,XDA15052700 and E02212A02S);the National Natural Science Foundation of China(grant Nos.12173038 and U2038106);the National HEP Data Center(grant No.E029S2S1)。
Fast and reliable localization of high-energy transients is crucial for characterizing the burst properties and guiding the follow-up observations.Localization based on the relative counts of different detectors has b...
关键词：methods:data analysis methods:analytical (stars:)gamma-ray burst:general 
Simulation study of the performance of the Very Large Area gamma-ray Space Telescope被引量：1
《Nuclear Science and Techniques》2024年第9期1-17,共17页Xu Pan Wei Jiang Chuan Yue Shi-Jun Lei Yu-Xin Cui Qiang Yuan 
supported by the National Key Research and Development Program of China(No.2021YFA0718404);the National Natural Science Foundation of China(Nos.12220101003,12173098,U2031149);the Project for Young Scientists in Basic Research of Chinese Academy of Sciences(CAS)(No.YSBR-061);the Scientific Instrument Developing Project of CAS(No.GJJSTD20210009);the Youth Innovation Promotion Association of CAS,and the Young Elite Scientists Sponsorship Program by the China Association for Science and Technology(No.YESS20220197).
The Very Large Area gamma-ray Space Telescope(VLAST)is a mission concept proposed to detect gamma-ray photons through both Compton scattering and electron–positron pair production mechanisms,thus enabling the detecti...
关键词：Space astronomy Gamma-ray telescope Calorimeter Monte Carlo simulation 
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