English
Related papers

Related papers: Isoscaling behavior in the Isospin dependent Quant…

200 papers

\item[Background] The isobaric yield ratio difference (IBD) method is found to be sensitive to the density difference of neutron-rich nucleus induced reaction around the Fermi energy. \item[Purpose] An investigation is performed to study…

Nuclear Experiment · Physics 2015-12-04 C. Y. Qiao , H. L. Wei , C. W. Ma , Y. L. Zhang , S. S. Wang

The scaling of the yields of heavy projectile residues from the reactions of 25 MeV/nucleon 86Kr projectiles with 124Sn,112Sn and 64Ni, 58Nitargets is studied. Isotopically resolved yield distributions of projectile fragments in the range…

Nuclear Experiment · Physics 2009-11-10 G. A. Souliotis , D. V. Shetty , M. Veselsky , G. Chubarian , L. Trache , A. Keksis , E. Martin , S. J. Yennello

The validity of impact parameter estimation from the multiplicity of charged particles at low-intermediate energies is checked within the framework of ImQMD model. The simulations show that the multiplicity of charged particles cannot…

Nuclear Theory · Physics 2018-04-25 Li Li , Yingxun Zhang , Zhuxia Li , Nan Wang , Ying Cui , Jack Winkelbauer

The effect of density dependent symmetry energy on nuclear-stopping is studied using isospin-dependent quantum molecular dynamics model(IQMD). We have used the reduced isospin-dependent cross-section with soft(S) equation of state for the…

Nuclear Theory · Physics 2011-12-23 Karan Singh Vinayak , Suneel Kumar

This study uses classical molecular dynamics to simulate infinite nuclear matter and study the effect of isospin asymmetry on bulk properties such as energy per nucleon, pressure, saturation density, compressibility and symmetry energy. The…

Nuclear Theory · Physics 2014-02-26 J. A. López , E. Ramírez-Homs , R. González , R. Ravelo

Within the framework of ImQMD05, we study several isospin sensitive observables, such as DR(n/p) ratios, isospin transport ratio (isospin diffusion), yield ratios for LCPs between the projectile region and mid-rapidity region for the…

Nuclear Theory · Physics 2015-06-11 Yingxun Zhang , Zhuxia Li , Chengshuang Zhou , Jixian Chen , M. Colonna , P. Danielewicz , M. B. Tsang

In the framework of mean-field based transport approaches, we discuss recent results concerning heavy ion reactions between charge asymmetric systems, from low up to intermediate energies. We focus on isospin sensitive observables, aiming…

Nuclear Theory · Physics 2015-06-18 Maria Colonna , Virgil Baran , Massimo Di Toro

The squeeze-out flow in reactions of $^{124}$Sn + $^{124}$Sn and $^{124}$Ba + $^{124}$Ba at different incident energies for different impact parameters is investigated by means of an isospin-dependent quantum molecular dynamics model. For…

Nuclear Theory · Physics 2009-11-06 Feng-Shou Zhang , Lie-Wen Chen , Zhi-Yuan Zhu

Using isospin dependent quantum molecular dynamical model, the studies of the isospin effect on preequilibrium nucleon emission in heavy ion collisions under different entrance channel conditions show that the ratio of preequilibrium…

Nuclear Theory · Physics 2009-11-07 Jian-Ye Liu , Qiang Zhao , Shun-Jin Wang , Wei Zuo , Wen-Jun Guo

Investigation of the effect of the dynamical stage of heavy-ion collisions indicates that the increasing width of the initial isospin distributions is reflected by a significant modification of the isoscaling slope for the final isotopic…

Nuclear Theory · Physics 2009-11-11 M. Veselsky

Subthreshold kaon (K$^{0}$ and K$^{+}$) production in neutron-rich nuclear reactions to probe the kaon-nucleon interaction in nuclear medium and to extract the isospin dependent part of the nuclear equation of state at high-baryon…

Nuclear Theory · Physics 2015-06-15 Zhao-Qing Feng

We use the Isospin Quantum Molecular Dynamics model (IQMD) to analyze the centrality dependence of the isospin ratio of pions, $\pi^-/\pi^+$. We find that the density dependence of the asymmetry potential, the Pauli blocking of the…

Nuclear Theory · Physics 2018-08-30 C. Hartnack , A. Le Fevre , Y. Leifels , J. Aichelin

Isoscaling behavior of the statistical emission fragments from the equilibrated sources with $Z$ = 30 and $N$ = 30, 33, 36 and 39, resepectively, is investigated in the framework of isospin dependent lattice gas model. The dependences of…

Nuclear Theory · Physics 2009-11-13 Q. M. Su , Y. G. Ma , W. D. Tian , D. Q. Fang , X. Z. Cai , K. Wang

Based on the isospin-dependent quantum molecular dynamics (IQMD) model, we aim to understand the effect of target fragmentation on various quantities i.e. collision rate, fragments multiplicity etc by simulating the collision between…

Nuclear Theory · Physics 2011-12-14 Variderjit Kaur , Bhawna Sharma , Suneel Kumar

The dependence between neutron-to-proton yield ratio ($R_{np}$) and neutron skin thickness ($\delta_{np}$) in neutron-rich projectile induced reactions is investigated within the framework of the Isospin-Dependent Quantum Molecular Dynamics…

Nuclear Theory · Physics 2009-12-22 X. Y. Sun , D. Q. Fang , Y. G. Ma , X. Z. Cai , J. G. Chen , W. Guo , W. D. Tian , H. W. Wang

Our paper aims at providing an answer to the question whether one can reliably describe the properties of the most important spin-isospin nuclear excitations, by using the available non-relativistic Skyrme energy functionals. Our method,…

Nuclear Theory · Physics 2008-11-26 Sara Fracasso , Gianluca Colo'

The effect of isospin-dependent nuclear forces on the inner crust of neutron stars is modeled within the framework of Quantum Molecular Dynamics (QMD). To successfully control the density dependence of the symmetry energy of neutron-star…

Nuclear Theory · Physics 2022-07-14 Parit Mehta , Rana Nandi , R. O. Gomes , V. Dexheimer , J. Steinheimer

Persistent evidence for a cosmic hemispherical asymmetry in the temperature field of cosmic microwave background (CMB) as observed by both WMAP as well as PLANCK increases the possibility of its cosmological origin. Presence of this signal…

Cosmology and Nongalactic Astrophysics · Physics 2016-06-28 Suvodip Mukherjee , Pavan K. Aluri , Santanu Das , Shabbir Shaikh , Tarun Souradeep

Using the isospin dependent quantum molecular dynamics model, we study the effect of charge asymmetry and isospin dependent cross-section on different aspects of elliptical flow. Simulations have been carried out for the reactions of…

Nuclear Theory · Physics 2015-05-30 Anupriya Jain , Suneel Kumar , Rajeev K. Puri

The fission processes of $^{112}$Sn + $^{112}$Sn and $^{116}$Sn + $^{116}$Sn are simulated with the combination of the Langevin equation and the statistical decay model. The masses of two fission fragments are given by assuming the process…