Investigation of excited states in Mg-22 via resonant elastic scattering of Na-21+p and its astrophysical implications
文献类型:期刊论文
作者 | He, J. J.1; Kubono, S.2; Teranishi, T.3; Hu, J.1![]() |
刊名 | PHYSICAL REVIEW C
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出版日期 | 2009-07-01 |
卷号 | 80期号:1页码:6 |
ISSN号 | 0556-2813 |
DOI | 10.1103/PhysRevC.80.015801 |
英文摘要 | The excited states in Mg-22 have been investigated by the resonant elastic scattering of Na-21+p. A 4.0 MeV/nucleon Na-21 beam was separated by the Center for Nuclear Study (CNS) radioactive ion beam separator (CRIB) and then used to bombard a thick (CH2)(n) target. The energy spectra of recoiled protons were measured at scattering angles of theta(c.m.)approximate to 172,146, and 134, respectively. A wide energy-range of excitation function in Mg-22 (up to E(x similar to)8.9 MeV) was obtained simultaneously with a thick-target method, and a state at 7.06 MeV was newly observed. The resonant parameters were deduced from an R-matrix analysis of the center-of-mass (c.m.) differential cross-section data with a SAMMY-M6-BETA code. The astrophysical resonant reaction rate for the Ne-18(alpha,p)Na-21 reaction was recalculated based on the present parameters. Generally speaking, the present rates are much smaller than the previous ones. |
WOS关键词 | NE-18(ALPHA,P)NA-21 REACTION ; CAPTURE REACTIONS ; SEPARATOR CRIB ; REACTION-RATES ; RP-PROCESS ; ENERGY |
资助项目 | Japanese Ministry of Education, Culture, Sports, and Technology[13440071] ; Japanese Ministry of Education, Culture, Sports, and Technology[14740156] ; JSPS[1604055] ; Japan-Korea Basic Science Cooperation Program ; Chinese Academy of Sciences ; Major State Basic Research Development Program of China[2007CB815000] |
WOS研究方向 | Physics |
语种 | 英语 |
WOS记录号 | WOS:000268618500068 |
出版者 | AMER PHYSICAL SOC |
资助机构 | Japanese Ministry of Education, Culture, Sports, and Technology ; JSPS ; Japan-Korea Basic Science Cooperation Program ; Chinese Academy of Sciences ; Major State Basic Research Development Program of China |
公开日期 | 2010-10-29 |
源URL | [http://ir.imp.cas.cn/handle/113462/5331] ![]() |
专题 | 近代物理研究所_近代物理研究所知识存储(2010之前) 近代物理研究所_实验物理中心 |
通讯作者 | He, J. J. |
作者单位 | 1.Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China 2.Univ Tokyo, Wako Branch, CNS, RIKEN, Wako, Saitama 3510198, Japan 3.Kyushu Univ, Dept Phys, Fukuoka 8128581, Japan 4.RIKEN, Inst Phys & Chem Res, Wako, Saitama 3510198, Japan 5.Chung Ang Univ, Dept Phys, Seoul 156756, South Korea 6.Yamagata Univ, Dept Phys, Yamagata 9908560, Japan |
推荐引用方式 GB/T 7714 | He, J. J.,Kubono, S.,Teranishi, T.,et al. Investigation of excited states in Mg-22 via resonant elastic scattering of Na-21+p and its astrophysical implications[J]. PHYSICAL REVIEW C,2009,80(1):6. |
APA | He, J. J..,Kubono, S..,Teranishi, T..,Hu, J..,Notani, M..,...&Lee, C. S..(2009).Investigation of excited states in Mg-22 via resonant elastic scattering of Na-21+p and its astrophysical implications.PHYSICAL REVIEW C,80(1),6. |
MLA | He, J. J.,et al."Investigation of excited states in Mg-22 via resonant elastic scattering of Na-21+p and its astrophysical implications".PHYSICAL REVIEW C 80.1(2009):6. |
入库方式: OAI收割
来源:近代物理研究所
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