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相关论文: Influence of Transport Variables on Isospin Transp…

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The density dependence of the nuclear symmetry energy remains one of the key uncertainties in contemporary nuclear physics, with significant implications for the structure of exotic nuclei, the dynamics of heavy-ion collisions, and the…

核理论 · 物理学 2026-05-08 S. Mallik , F. Gulminelli , C. Ciampi , D. Gruyer

With an isospin- and momentum-dependent transport model, we find that the degree of isospin diffusion in heavy ion collisions at intermediate energies is affected by both the stiffness of the nuclear symmetry energy and the momentum…

核理论 · 物理学 2008-11-26 Lie-Wen Chen , Che Ming Ko , Bao-An Li

Major ingredients of an isospin and momentum dependent transport model for nuclear reactions induced by radioactive beams are outlined. Within the IBUU04 version of this model we study several experimental probes of the equation of state of…

Using an isospin- and momentum-dependent transport model, we study the effects due to the momentum dependence of isoscalar nuclear potential as well as that of symmetry potential on two-nucleon correlation functions and light cluster…

核理论 · 物理学 2009-11-10 Lie-Wen Chen , C. M. Ko , Bao-An Li

The equation of state of asymmetric nuclear matter is still controversial, as predictions at subsaturation as well as above normal density widely diverge. We discuss several experimental results measured in heavy-ion collisions with the…

The latest development in determining the density dependence of the nuclear symmetry energy using heavy-ion collisions is reviewed. Within the IBUU04 version of an isospin- and momentum-dependent transport model using a modified Gogny…

核理论 · 物理学 2008-11-26 Bao-An Li , Lie-Wen Chen , Che Ming Ko , Gao-Chan Yong , Wei Zuo

In nuclear collisions induced by stable or radioactive neutron-rich nuclei a transient state of nuclear matter with an appreciable isospin asymmetry as well as thermal and compressional excitation can be created. This offers the possibility…

核理论 · 物理学 2015-06-26 Bao-An Li , Che Ming Ko , Wolfgang Bauer

Within an isospin-dependent transport model for nuclear reactions induced by neutron-rich nuclei, we perform a comparative study of $^{100}Sn+^{124}Sn$ and $^{100}Zn+^{124}Sn$ reactions at beam energies of 30 MeV/A and 400 MeV/A to identify…

核理论 · 物理学 2009-11-10 Bao-An Li

Collisions involving 112Sn and 124Sn nuclei have been simulated with the improved Quantum Molecular Dynamics transport model. The results of the calculations reproduce isospin diffusion data from two different observables and the ratios of…

核实验 · 物理学 2014-11-18 M. B. Tsang , Yingxun Zhang , P. Danielewicz , M. Famiano , Zhuxia Li , W. G. Lynch , A. W. Steiner

Using an isospin-dependent transport model, we study isospin effects on two-nucleon correlation functions in heavy-ion collisions induced by neutron-rich nuclei at intermediate energies. We find that these correlation functions are…

核理论 · 物理学 2009-11-10 Lie-Wen Chen , V. Greco , C. M. Ko , Bao-An Li

The symmetry energy characterizes the isospin dependent part of the equation of state of isospin asymmetric strong interaction matter and it plays a critical role in many issues of nuclear physics and astrophysics. In this talk, we briefly…

核理论 · 物理学 2017-08-16 Lie-Wen Chen

Isospin transport occurring within dinuclear projectile-like fragments (PLFs) produced in heavy- ion collisions is explored as a probe of the nuclear symmetry energy. Within the framework of the Constrained Molecular Dynamics model (CoMD),…

核实验 · 物理学 2014-12-30 K. Stiefel , Z. Kohley , R. T. deSouza , S. Hudan , K. Hammerton

Using an isospin- and momentum-dependent transport model we study effects of the momentum-dependent symmetry potential on heavy-ion collisions induced by neutron-rich nuclei. It is found that symmetry potentials with and without the…

核理论 · 物理学 2008-11-26 Bao-An Li , Champak B. Das , Subal Das Gupta , Charles Gale

Significant progress has been made in recent years in constraining nuclear symmetry energy at and below the saturation density of nuclear matter using data from both terrestrial nuclear experiments and astrophysical observations. However,…

核理论 · 物理学 2015-06-12 Bao-An Li , Lie-Wen Chen , Farrukh J. Fattoyev , William G. Newton , Chang Xu

We present a complete systematics (excitation function, impact parameter, system size, isospin asymmetry, and equations of state dependences) of global stopping and fragment production for heavy-ion reactions in the energy range between 50…

核理论 · 物理学 2010-11-02 Sanjeev Kumar , Suneel Kumar , Rajeev K. Puri

In heavy-ion collisions at intermediate energies, the production and propagation of $\Delta$ particles are crucial to understanding the nuclear equation of state and inferring the properties of nuclear matter at high densities. Based on the…

核理论 · 物理学 2024-05-29 Manzi Nan , Pengcheng Li , Yongjia Wang , Qingfeng Li , Wei Zuo

Heavy-ion reactions especially those induced by radioactive beams provide useful information about the density dependence of the nuclear symmetry energy, thus the Equation of State of neutron-rich nuclear matter, relevant for many…

By involving the constraints of the slope of nuclear symmetry energy $L$ into the question of determination of the high-density symmetry energy, one needs to probe the curvature of nuclear symmetry energy $K_{\rm{sym}}$. Based on the…

核理论 · 物理学 2019-07-30 Ya-Fei Guo , Gao-Chan Yong

Within an isospin and momentum dependent transport model, the dynamics of isospin particles (nucleons and light clusters) in Fermi-energy heavy-ion collisions are investigated for constraining the isospin splitting of nucleon effective mass…

核理论 · 物理学 2017-09-15 Ya-Fei Guo , Peng-Hui Chen , Fei Niu , Hong-Fei Zhang , Gen-Ming Jin , Zhao-Qing Feng

The density dependence of the symmetry energy in the equation of state of isospin asymmetric nuclear matter is of significant importance for studying the structure of systems as diverse as the neutron-rich nuclei and the neutron stars. A…

核实验 · 物理学 2014-11-18 D. V. Shetty , S. J. Yennello , G. A. Souliotis
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