METEOROIDS

作品数:10被引量:7H指数:1
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相关领域:天文地球更多>>
相关期刊:《大地测量与地球动力学》《Journal of Earth Science and Engineering》《Earth and Planetary Physics》《Science Bulletin》更多>>
相关基金:国家自然科学基金更多>>
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Neutron capture effects and pre-atmospheric sizes of meteoroids被引量:1
《Chinese Science Bulletin》2003年第20期2236-2240,共5页WANG Daode & LIN Yangting Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, China Correspondence should be addressed to Wang Daode (e-mail: gzwangdd @public.guangzhou.gd.cn) 
supported by the National Natural Science Foundation of China(Grant No.40232026).
Excesses of 80Kr and 82Kr, produced by secondary neutron capture effects of 79Br and 81Br, were observed in meteorites. Epithermal neutron flux, Jn (30—300 eV), and fast neutron flux, Jn( > 5 MeV), were determined ac...
关键词:流星体 陨星 中子俘获 大气层前尺寸 宇宙成因核素 
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