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The neutron-skin thickness of asymmetric semi-infinite nuclear matter is shown to be a function of Coulomb energy, the asymmetry-energy coefficient($J$), the slope($L$) of the asymmetry energy, and the incompressibility coefficient, in…

Nuclear Theory · Physics 2022-06-15 Toshio Suzuki

In the present work, we use a finite range effective interaction to calculate the neutron skin thickness in $^{48}$Ca and correlate these quantities with the parameters of nuclear symmetry energy. Available experimental data on the neutron…

Nuclear Theory · Physics 2020-09-02 S. K. Tripathy , D. Behera , T. R. Routray , B. Behera

Neutron skins of neutron-rich nuclei connect nuclei with the matter in neutron stars. High-precision measurements of nuclear charge densities to extract higher-order moments are proposed to be sensitive to neutron radii and skin…

Nuclear Theory · Physics 2025-11-27 T. Miyagi , M. Heinz , A. Schwenk

I investigate the elastic electron scattering off nuclei far from the stability line. The effects of the neutron and proton skins and halos on the differential cross sections are explored. Examples are given for the charge distribution in…

Nuclear Theory · Physics 2008-11-26 C. A. Bertulani

Nuclear effective interactions are useful tools in astrophysical applications especially if one can guide the extrapolations to the extremes regions of isospin and density that are required to simulate dense, neutron-rich systems. Isospin…

Nuclear Theory · Physics 2010-12-02 F. J. Fattoyev , C. J. Horowitz , J. Piekarewicz , G. Shen

Data on reaction cross section $\sigma_{\rm R}$ of proton scattering are available for $^{nat}$Pb (natural lead) and $^{159}$Tb. In addition, data on $\sigma_{\rm R}$ and/or interaction ones $\sigma_{\rm I}$ are available for Mg, Na, Ar…

Nuclear Experiment · Physics 2025-06-25 Shingo Tagami , Takaykui Myo , Masanobu Yahiro

The electric dipole polarizability $\alpha_D$ and the neutron skin thickness $\Delta R_{np}$ of $^{208}\mathrm{Pb}$ are two powerful and clean probes to constrain the symmetry energy at subsaturation density. Within the framework of the…

Nuclear Theory · Physics 2026-02-24 Dandan Niu , Xinyu Wang , Ying Cui , Qiang Zhao , Kai Zhao , Akira Ono , Yingxun Zhang

IceCube detects neutrinos at energies orders of magnitude higher than any neutrinos produced at particle accelerators. Neutrinos are weakly interacting particles but at energies above 30 TeV the Earth becomes opaque to neutrinos. The…

High Energy Astrophysical Phenomena · Physics 2019-08-20 Sally Robertson

Recently an improved value of neutron skin thickness of $^{208}\text{Pb}$ was reported in Lead Radius EXperiment-2 (PREX-2) to be $R_{\text{skin}}=R_n - R_p=(0.283\pm 0.071)$ fm which corresponds to high estimations of nuclear symmetry…

High Energy Astrophysical Phenomena · Physics 2023-03-27 Vivek Baruah Thapa , Monika Sinha

Whether studying neutrinos for their own sake or as a messenger particle, neutrino cross sections are critically important for numerous analyses. On the low energy side, measurements from accelerator experiments reach up to a few 100s of…

High Energy Astrophysical Phenomena · Physics 2021-07-22 Sarah Nowicki

The neutron skin in deformed nuclei is generally not uniformly distributed but has an angular distribution, depending on both the spin-dependent nuclear interaction and the nuclear symmetry energy. To extract the information of the deformed…

Nuclear Theory · Physics 2023-01-24 Lu-Meng Liu , Jun Xu , Guang-Xiong Peng

The neutron skin thickness of 48Ca was deduced from the interaction cross section by adopting a microscopic optical potential. The optical potential used was constructed by folding a chiral g matrix and the Skyrme mean-field densities…

Nuclear Theory · Physics 2022-09-07 Masayuki Matsuzaki , Masanobu Yahiro

The energy of the charge-exchange Anti-analog Giant Dipole Resonance (AGDR) has been calculated for the 208Pb isotope using the state-of-the-art fully self-consistent relativistic proton-neutron quasiparticle random-phase approximation…

Nuclear Theory · Physics 2015-06-16 A. Krasznahorkay , N. Paar , D. Vretenar , M. N. Harakeh

We study whether the neutron skin thickness (NST) of 208Pb originates from the bulk or from the surface of the nucleon density distributions, according to the mean-field models of nuclear structure, and find that it depends on the stiffness…

Nuclear Theory · Physics 2010-12-08 M. Centelles , X. Roca-Maza , X. Viñas , M. Warda

Precision mass spectrometry of neutron-rich nuclei is of great relevance for astrophysics. Masses of exotic nuclides impose constraints on models for the nuclear interaction and thus affect the description of the equation of state of…

Nuclear Theory · Physics 2013-12-17 Susanne Kreim , Matthias Hempel , David Lunney , Jürgen Schaffner-Bielich

We describe a relation between the symmetry energy coefficients c_sym(rho) of nuclear matter and a_sym(A) of finite nuclei that accommodates other correlations of nuclear properties with the low-density behavior of c_sym(rho). Here we take…

Nuclear Theory · Physics 2009-03-26 M. Centelles , X. Roca-Maza , X. Vinas , M. Warda

Understanding how nuclear size evolves with the number of protons and neutrons tests our models of strongly interacting matter. The nuclear charge (and proton) radii accessible through electromagnetic probes carry fundamental information on…

Nuclear Theory · Physics 2026-03-20 A. J. Smith , K. Godbey , C. Hebborn , W. Nazarewicz , F. M. Nunes , P. -G. Reinhard

Recently, the radius of neutron star (NS) PSR J0740+6620 was measured by Neutron Star Interior Composition Explorer (NICER) and an updated measurement of neutron skin thickness of ${}^{208}$Pb ($R_{\rm skin}^{208}$) was reported by the…

Nuclear Theory · Physics 2021-09-22 Shao-Peng Tang , Jin-Liang Jiang , Ming-Zhe Han , Yi-Zhong Fan , Da-Ming Wei

The correlation between neutron skin-thickness of a neutron-rich nucleus and slope parameter of symmetry energy is assessed as a function of density using relativistic mean field models containing non-linear couplings among different…

Nuclear Theory · Physics 2022-04-06 Chiranjib Mondal