Projectile fragmentation of Kr-86 at 64 MeV/nucleon
文献类型:期刊论文
作者 | Mocko, M.; Tsang, M. B.; Sun, Z. Y.; Aoi, N.; Cook, J. M.; Delaunay, F.; Famiano, M. A.; Hui, H.; Imai, N.; Iwasaki, H. |
刊名 | PHYSICAL REVIEW C
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出版日期 | 2007-07-01 |
卷号 | 76期号:1页码:10 |
ISSN号 | 0556-2813 |
DOI | 10.1103/PhysRevC.76.014609 |
英文摘要 | We measured fragmentation cross sections produced using the primary beam of Kr-86 at 64 MeV/nucleon on Be-9 and Ta-181 targets. The cross sections were obtained by integrating the momentum distributions of isotopes with 25 <= Z <= 36 measured using the RIPS fragment separator at RIKEN. The cross-section ratios obtained with the Ta-181 and Be-9 targets depend on the fragment masses, contrary to the simple geometrical models. We compared the extracted cross sections to EPAX; an empirical parametrization of fragmentation cross sections. Predictions from current EPAX parametrization severely overestimate the production cross sections of very neutron-rich isotopes. Attempts to obtain another set of EPAX parameters specific to the reaction studied here to extrapolate the neutron-rich nuclei more accurately have not been very successful, suggesting that accurate predictions of production cross sections of nuclei far from the valley of stability require information of nuclear properties that are not present in EPAX. |
WOS关键词 | INTERACTION CROSS-SECTIONS ; NUCLEAR RADII ; HEAVY-IONS ; MATTER ; BEAM |
WOS研究方向 | Physics |
语种 | 英语 |
WOS记录号 | WOS:000248542400045 |
出版者 | AMER PHYSICAL SOC |
公开日期 | 2010-10-29 |
源URL | [http://ir.imp.cas.cn/handle/113462/5903] ![]() |
专题 | 近代物理研究所_近代物理研究所知识存储(2010之前) |
通讯作者 | Mocko, M. |
作者单位 | 1.RIKEN, Nishina Ctr, Wako, Saitama 3510198, Japan 2.Univ Tokyo, Dept Phys, Bunkyo Ku, Tokyo 1130033, Japan 3.Michigan State Univ, Natl Superconducting Cyclotron Lab, E Lansing, MI 48824 USA 4.Michigan State Univ, Dept Phys & Astron, E Lansing, MI 48824 USA 5.Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China 6.Rikkyo Univ, Toshima Ku, Tokyo 171, Japan 7.Univ Tokyo, Ctr Nucl Study, CNS, Wako, Saitama 3510198, Japan |
推荐引用方式 GB/T 7714 | Mocko, M.,Tsang, M. B.,Sun, Z. Y.,et al. Projectile fragmentation of Kr-86 at 64 MeV/nucleon[J]. PHYSICAL REVIEW C,2007,76(1):10. |
APA | Mocko, M..,Tsang, M. B..,Sun, Z. Y..,Aoi, N..,Cook, J. M..,...&Wallace, M. S..(2007).Projectile fragmentation of Kr-86 at 64 MeV/nucleon.PHYSICAL REVIEW C,76(1),10. |
MLA | Mocko, M.,et al."Projectile fragmentation of Kr-86 at 64 MeV/nucleon".PHYSICAL REVIEW C 76.1(2007):10. |
入库方式: OAI收割
来源:近代物理研究所
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