New relativistic effective interaction for finite nuclei, infinite nuclear matter, and neutron stars

B Kumar, SK Patra, BK Agrawal - Physical Review C, 2018 - APS
We carry out the study of finite nuclei, infinite nuclear matter, and neutron star properties with
the newly developed relativistic force, the Institute of Physics Bhubaneswar-I (IOPB-I). Using …

Effects of dark matter on the nuclear and neutron star matter

HC Das, A Kumar, B Kumar, SK Biswal… - Monthly Notices of …, 2020 - academic.oup.com
We study the dark matter (DM) effects on the nuclear matter (NM) parameters characterizing
the equation of states of super dense neutron-rich nucleonic matter. The observables of the …

Impacts of dark matter on the curvature of the neutron star

HC Das, A Kumar, B Kumar, SK Biswal… - Journal of Cosmology …, 2021 - iopscience.iop.org
The effects of dark matter (DM) on the curvatures of the neutron star (NS) are examined by
using the stiff and soft relativistic mean-field equation of states. The curvatures of the NSs …

Fusion cross section of the superheavy nuclei within the relativistic mean-field formalism

S Rana, R Kumar, M Bhuyan - Physical Review C, 2021 - APS
Background: Isotopes of Z= 107–118 have been synthesized using cold fusion at GSI,
Darmstadt, and hot fusion reactions at JINR, Dubna. Recently theoretical models have …

Systematic study of fusion barrier characteristics within the relativistic mean-field formalism

S Rana, M Bhuyan, R Kumar - Physical Review C, 2022 - APS
Background: Heavy-ion fusion reactions play a crucial role in various aspects of nuclear
physics and astrophysics. The nuclear interaction potential and hence the fusion barrier …

Isotopic shift in magic nuclei within relativistic mean-field formalism

JA Pattnaik, M Bhuyan, RN Panda, SK Patra - Physica Scripta, 2021 - iopscience.iop.org
The ground-state properties such as binding energy, root-mean-square radius, pairing
energy, nucleons density distribution, symmetry energy, and single-particle energies are …

Importance of nonlinearity in the potential

BB Sahu, SK Singh, M Bhuyan, SK Biswal, SK Patra - Physical Review C, 2014 - APS
A simple form of nonlinear self-coupling of the scalar meson field is introduced and suggests
a new nucleon-nucleon (NN) potential in relativistic mean field theory (RMFT) analogous to …

[HTML][HTML] Elucidating shell/subshell closure and the critical impact of isospin-asymmetry on barium isotopes using relativistic mean-field approach

N Biswal, PK Yadav, RN Panda, S Mishra, M Bhuyan - Nuclear Physics A, 2025 - Elsevier
The aspect of structural evolution and the correlation of the properties of the ground state
with the effective symmetry energy and its coefficients is examined for neutron-rich even …

Effective surface properties of light, heavy, and superheavy nuclei

A Quddus, M Bhuyan, SK Patra - Journal of Physics G: Nuclear …, 2020 - iopscience.iop.org
Starting from light to superheavy nuclei, we have calculated the effective surface properties
such as the symmetry energy, neutron pressure, and symmetry energy curvature using the …

The kinks in charge radii across N= 82 and 126 revisited

M Bhuyan, B Maheshwari, HA Kassim… - Journal of Physics G …, 2021 - iopscience.iop.org
We revisit the studies of the isotopic shift in the charge radii of even–even isotopes of Sn and
Pb nuclei at N= 82, and 126, respectively, within the relativistic mean-field (RMF) and …