中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
The first electron cooling commissioning of12C3+beam at HIRFL-CSRe

文献类型:期刊论文

作者Yang, Xiao-Dong; Li, Jie; Wen, Wei-Qiang; Shen, Guo-Dong; Yin, Da-Yu; Chai, Wei-Ping; Shi, Jian; Ma, Xiao-Ming; Yan, Tai-Lai; Xia, Jia-Wen
刊名Yuanzineng Kexue Jishu/Atomic Energy Science and Technology
出版日期2015
卷号49页码:597-600
关键词Cooling Ion Beams Ionization Ionization Of Gases Storage Rings
英文摘要The partly stripped ions get loss in storage ring when the charge state changes through collision ionization by residual gas and capturing electrons from electron beam. It was found in the first electron cooling commissioning of12C3+beam at HIRFL-CSRe that the lifetime of 122 MeV/u12C3+beam is only 6.6 s shorter than expected, and the electron cooling effect is unobvious. The lifetime of12C3+at CSRe and its electron cooling time were calculated in this paper. The result shows that the vacuum pressure at the order of 10-8Pa causes severe12C3+beam loss at CSRe. The beam loss due to recombination and cooling effect is unapparent in comparison with the one by collision ionization. The calculation explains the accidental fast beam loss in the first electron cooling commissioning of12C3+beam at CSRe. ©, 2015, Atomic Energy Press. All right reserved.(7 refs)
语种中文
源URL[http://ir.impcas.ac.cn/handle/113462/23508]  
专题近代物理研究所_兰州重离子研究装置
近代物理研究所_实验物理中心
作者单位Institute of Modern Physics, Chinese Academy of Sciences, Lanzhou, China
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GB/T 7714
Yang, Xiao-Dong,Li, Jie,Wen, Wei-Qiang,et al. The first electron cooling commissioning of12C3+beam at HIRFL-CSRe[J]. Yuanzineng Kexue Jishu/Atomic Energy Science and Technology,2015,49:597-600.
APA Yang, Xiao-Dong.,Li, Jie.,Wen, Wei-Qiang.,Shen, Guo-Dong.,Yin, Da-Yu.,...&Mao, Li-Jun.(2015).The first electron cooling commissioning of12C3+beam at HIRFL-CSRe.Yuanzineng Kexue Jishu/Atomic Energy Science and Technology,49,597-600.
MLA Yang, Xiao-Dong,et al."The first electron cooling commissioning of12C3+beam at HIRFL-CSRe".Yuanzineng Kexue Jishu/Atomic Energy Science and Technology 49(2015):597-600.

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来源:近代物理研究所

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