中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
PROBING THE SYMMETRY ENERGY AT SUPRA-SATURATION DENSITIES FROM PION EMISSION IN HEAVY-ION COLLISIONS

文献类型:期刊论文

作者Jin, Gen-Ming; Feng, Zhao-Qing
刊名INTERNATIONAL JOURNAL OF MODERN PHYSICS E-NUCLEAR PHYSICS
出版日期2010-09-01
卷号19期号:8-9页码:1686-1693
关键词ImIQMD model pion emission Skyrme parameters symmetry energy
ISSN号0218-3013
DOI10.1142/S0218301310016107
英文摘要Within the framework of the improved isospin dependent quantum molecular dynamics (ImIQMD) model, the emission of pion in heavy-ion collisions in the region 1 A GeV as a probe of nuclear symmetry energy at supra-saturation densities is investigated systematically, in which the pion is considered to be mainly produced by the decay of resonances Delta(1232) and N*(1440). The pi(-)/pi(+) yields are calculated for selected Skyrme parameters SkP, SLy6, Ska and SIII, and also for the cases of different stiffness of symmetry energy with the parameter SLy6. Preliminary results compared with the measured data by the FOPI collaboration favor a hard symmetry energy of the potential term proportional to (rho/rho(0))(gamma s) with gamma(s) = 2.
WOS关键词MOLECULAR-DYNAMICS MODEL ; FUSION REACTIONS ; COULOMB BARRIER ; DEPENDENCE
WOS研究方向Physics
语种英语
WOS记录号WOS:000282021700021
出版者WORLD SCIENTIFIC PUBL CO PTE LTD
公开日期2011-05-16
源URL[http://ir.imp.cas.cn/handle/113462/8243]  
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Feng, Zhao-Qing
作者单位Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China
推荐引用方式
GB/T 7714
Jin, Gen-Ming,Feng, Zhao-Qing. PROBING THE SYMMETRY ENERGY AT SUPRA-SATURATION DENSITIES FROM PION EMISSION IN HEAVY-ION COLLISIONS[J]. INTERNATIONAL JOURNAL OF MODERN PHYSICS E-NUCLEAR PHYSICS,2010,19(8-9):1686-1693.
APA Jin, Gen-Ming,&Feng, Zhao-Qing.(2010).PROBING THE SYMMETRY ENERGY AT SUPRA-SATURATION DENSITIES FROM PION EMISSION IN HEAVY-ION COLLISIONS.INTERNATIONAL JOURNAL OF MODERN PHYSICS E-NUCLEAR PHYSICS,19(8-9),1686-1693.
MLA Jin, Gen-Ming,et al."PROBING THE SYMMETRY ENERGY AT SUPRA-SATURATION DENSITIES FROM PION EMISSION IN HEAVY-ION COLLISIONS".INTERNATIONAL JOURNAL OF MODERN PHYSICS E-NUCLEAR PHYSICS 19.8-9(2010):1686-1693.

入库方式: OAI收割

来源:近代物理研究所

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