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Related papers: Probing in-medium nucleon-nucleon inelastic scatte…

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Effects of the collision geometry on experimental observables that are known to be sensitive to the high-density behavior of nuclear symmetry energy are examined in U+U collisions at 0.52 GeV/nucleon using an isospin- and momentum-dependent…

Nuclear Theory · Physics 2012-11-02 Jun Xu , Zachary Martinot , Bao-An Li

Transport models cannot simultaneously explain very recent data on pion multiplicities and pion charged ratios of Sn+Sn in the reaction at 0.27 A GeV. This stimulates further investigations on the pion dispersion relation, in-medium…

Nuclear Theory · Physics 2021-05-17 Ying Cui , Yingxun Zhang , Zhuxia Li

In the framework of the isospin-dependent Boltzmann-Uehling-Uhlenbeck transport model, sensitive regions of some nucleon observables to the nuclear symmetry energy are studied. It is found that the symmetry energy sensitive observable n/p…

Nuclear Theory · Physics 2018-03-12 Xiao-Hua Fan , Gao-Chan Yong , Wei Zuo

Several observables of unbound nucleons which are to some extent sensitive to the medium modifications of nucleon-nucleon elastic cross sections in neutron-rich intermediate energy heavy ion collisions are investigated. The splitting effect…

Nuclear Theory · Physics 2009-11-11 Qingfeng Li , Zhuxia Li , Sven Soff , Marcus Bleicher , Horst Stoecker

Using the relativistic Vlasov-Uehling-Uhlenbeck (RVUU) equation based on mean fields from the nonlinear relativistic models, we study the effect of medium modification of pion production threshold on the total pion yield and the…

Nuclear Theory · Physics 2014-03-31 Taesoo Song , Che Ming Ko

Effects of the in-medium modifications of nucleon form factors on neutrino interaction in dense matter are presented by considering both the weak and electromagnetic interactions of neutrinos with the constituents of the matter. A…

Nuclear Theory · Physics 2020-01-08 Parada T. P. Hutauruk , Yongseok Oh , K. Tsushima

Neutrinos with energy of order 10~MeV, such as from pion decay-at-rest sources, are an invaluable tool for studying low-energy neutrino interactions with nuclei -- previously enabling the first measurement of coherent elastic…

High Energy Physics - Phenomenology · Physics 2022-12-23 Bhaskar Dutta , Wei-Chih Huang , Jayden L. Newstead , Vishvas Pandey

The microscopic coupled-channel calculation of inelastic proton scattering is performed for the study of neutron excitations in $2^+_1$ states of $^{18}$O, $^{10}$Be, $^{12}$Be, and $^{16}$C. Proton-nucleus potentials in the coupled-channel…

Nuclear Theory · Physics 2020-01-08 Yoshiko Kanada-En'yo , Kazuyuki Ogata

The neutron-proton effective $k$-mass splitting in asymmetric nucleonic matter of isospin asymmetry $\delta$ and normal density is found to be $m^{*}_{n-p}\equiv(m^{*}_{n}-m^{*}_{p})/m=(0.41 \pm0.15)\delta$ from analyzing globally 1088 sets…

Nuclear Theory · Physics 2015-06-19 Xiao-Hua Li , Wen-Jun Guo , Bao-An Li , Lie-Wen Chen , Farrukh J. Fattoyev , William G. Newton

We have measured the $0_{g.s.}^+ \rightarrow 2_1^+$ transition in the neutron rich $N=28$ isotope $^{42}$Si using the probes of intermediate energy Coulomb excitation and inelastic proton scattering in inverse kinematics at the Facility for…

Possibilities to extract information on the strange form factors of the nucleon from neutrino (antineutrino) inelastic scattering on nuclei, in an energy range from 200 MeV to 1 GeV and more, are investigated in detail. All calculations are…

High Energy Physics - Phenomenology · Physics 2009-10-30 W. M. Alberico , M. B. Barbaro , S. M. Bilenky , J. A. Caballero , C. Giunti , C. Maieron , E. Moya de Guerra , J. M. Udias

We present a model for the distribution of the number of forward neutrons emitted in soft (minimum bias) and hard inelastic proton-nucleus ($pA$) scattering at the LHC. It is based on the Gribov-Glauber model for the distribution over the…

High Energy Physics - Phenomenology · Physics 2025-09-04 M. Alvioli , V. Guzey , M. Strikman

The elastic $\pi N$ scattering is investigated for the $I=3/2$ channel dominated by the $\Delta(1232)$ resonance at finite baryon density, employing the effective Lagrangian approach at the tree-level Born approximation. The quark-meson…

Nuclear Theory · Physics 2023-06-01 Hyeon-dong Han

Elastic scattering on nucleons, \nu N -> N \nu, is the dominant supernova (SN) opacity source for \mu and \tau neutrinos. The dominant energy- and number-changing processes were thought to be \nu e^- -> e^- \nu and \nu\bar \nu <-> e^+ e^-…

Astrophysics · Physics 2009-10-30 Steen Hannestad , Georg Raffelt

Hard photon production from neutron-proton bremsstrahlung in intermediate energy heavy-ion reactions is examined as a probe of the in-medium pn scattering cross section within a transport model. Uncertainty of photon production probability…

Nuclear Theory · Physics 2011-10-31 Gao-Chan Yong , Wei Zuo , Xun-Chao Zhang

Using an isospin-dependent quantum molecular dynamics, nuclear stopping in intermediate heavy ion collisions has been studied. The calculation has been done for colliding systems with different neutron-proton ratios in beam energy ranging…

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

We explore the influence of in-medium nucleon-nucleon cross section, symmetry potential and impact parameter on isospin sensitive observables in intermediate-energy heavy-ion collisions with the ImQMD05 code, a modified version of Quantum…

Nuclear Theory · Physics 2015-05-19 Yingxun Zhang , D. D. S. Coupland , P. Danielewicz , Zhuxia Li , Hang Liu , Fei Lu , W. G. Lynch , M. B. Tsang

The proton-proton momentum correlation function from different rapidity regions are systematically investigated for the Au + Au collisions at different impact parameters and different energies from 400$A$ MeV to 1500$A$ MeV in the framework…

Nuclear Theory · Physics 2018-03-26 Ting-Ting Wang , Yu-Gang Ma , Chun-Jian Zhang , Zheng-Qiao Zhang

Within an isospin- and momentum-dependent transport model IBUU11 using as an input nucleon density profiles from Hartree-Fock calculations based on a modified Skyrme-like (MSL) model, we study the influence of the uncertainty of the neutron…

Nuclear Theory · Physics 2015-06-17 Gao-Feng Wei , Bao-An Li , Jun Xu , Lie-Wen Chen

A systematic study of the $\pi^-/\pi^+$ ratio in heavy-ion collisions with the same neutron/proton ratio but different masses can help single out effects of the nuclear mean field on pion production. Based on simulations using the IBUU04…

Nuclear Theory · Physics 2009-11-06 Ming Zhang , Zhi-Gang Xiao , Bao-An Li , Lie-Wen Chen , Gao-Chan Yong , Sheng-Jiang Zhu