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Related papers: Structure of single $\Lambda$-hypernuclei with Gog…

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Hypernuclei have been studied within the framework of Relativistic Mean Field theory. The force FSU Gold has been extended to include hyperons. The effective hyperon-nucleon and nucleon-nucleon interactions have been obtained by fitting…

Nuclear Theory · Physics 2012-07-30 Bipasha Bhowmick , Abhijit Bhattacharyya , G. Gangopadhyay

We use the self-consistent mean-field theory to discuss the ground state and decay properties of $\Lambda$ hypernuclei. We first discuss the deformation of $\Lambda$ hypernuclei using the relativistic mean-field (RMF) approach. We show…

Nuclear Theory · Physics 2015-05-13 K. Hagino , Myaing Thi Win , Y. Nakagawa

This is a short review of methods and results of calculations of fission barriers and fission half-lives of even-even superheavy nuclei. An approvable agreement of the following approaches is shown and discussed: The macroscopic-microscopic…

Nuclear Theory · Physics 2016-01-20 A. Baran , M. Kowal , P. -G. Reinhard , L. M. Robledo , A. Staszczak , M. Warda

Two approximate formulae are given for the binding energies in Lambda-hypernuclei and light nuclei by means of the (reduced) Poeschl-Teller and the Gaussian central potentials. Those easily programmable formulae combine the eigenvalues of…

Nuclear Theory · Physics 2009-10-31 Th. E. Liolios

The ground-state properties of nuclei with 8 $\le$ Z $\le$ 120 from the proton drip line to the neutron drip line have been investigated using the relativistic continuum Hartree-Bogoliubov (RCHB) theory with the relativistic density…

Nuclear Theory · Physics 2018-06-05 X. W. Xia , Y. Lim , P. W. Zhao , H. Z. Liang , X. Y. Qu , Y. Chen , H. Liu , L. F. Zhang , S. Q. Zhang , Y. Kim , J. Meng

We present recent results in theoretical studies on nuclear structure and reaction beyond mean field, using the adiabatic self-consistent collective coordinate method and its extension. We also present new results with the…

Nuclear Theory · Physics 2020-08-26 Takashi Nakatsukasa , Yu Kashiwaba , Fang Ni , Kouhei Washiyama , Kai Wen , Nobuo Hinohara

The $\alpha$-decay energies ($Q_\alpha$) are systematically investigated with the nuclear masses for $10 \leq Z \leq 120$ isotopes obtained by the relativistic continuum Hartree-Bogoliubov (RCHB) theory with the covariant density functional…

Nuclear Theory · Physics 2016-08-03 Linfeng Zhang , Xuewei Xia

Calculating highly accurate thermochemical properties of condensed matter via wave function-based approaches (such as e.g. Hartree-Fock or hybrid functionals) has recently attracted much interest. We here present two strategies providing…

We present a new Skyrme-Hartree-Fock-Bogoliubov nuclear-mass model in which the contact-pairing force is constructed from microscopic pairing gaps of symmetric nuclear matter and neutron matter calculated from realistic two- and three-body…

Nuclear Theory · Physics 2010-11-24 S. Goriely , N. Chamel , J. M. Pearson

We discuss low-lying collective excitations of $\Lambda$ hypernuclei using the self-consistent mean-field approaches. We first discuss the deformation properties of $\Lambda$ hypernuclei in the $sd$-shell region. Based on the relativistic…

Nuclear Theory · Physics 2015-06-12 K. Hagino , J. M. Yao , F. Minato , Z. P. Li , M. Thi Win

The ground-state properties of superheavy $Z = 122$ isotopes are investigated using the deformed relativistic Hartree-Bogoliubov theory in continuum (DRHBc). Bulk properties, including binding energies, Fermi energies, nucleon separation…

Nuclear Theory · Physics 2026-05-12 Jin-Hong Zhuang , Zhen-Hua Zhang , Yuan-Yuan Wang , Cong Pan , Kai-Yuan Zhang , Huan-Yu Zhang , Yu Sun

The aim of this work is to develop the deformed relativistic Hartree-Bogoliubov theory in continuum (DRHBc) theory based on the point-coupling density functionals and extend it to provide a unified description for all even-even nuclei in…

To study the exotic odd nuclear systems, the self-consistent continuum Skyrme-Hartree-Fock-Bogoliubov theory formulated with Green's function technique is extended to include blocking effects with the equal filling approximation. Detailed…

Nuclear Theory · Physics 2019-05-22 Ting-Ting Sun , Zi-Xin Liu , Long Qian , Bing Wang , Wei Zhang

Systematic investigations of the electric dipole (E1) modes of excitation are performed using the canonical-basis time-dependent Hartree-Fock-Bogoliubov (Cb-TDHFB) theory. The Cb-TDHFB is able to describe dynamical pairing correlations in…

Nuclear Theory · Physics 2014-08-12 Shuichiro Ebata , Takashi Nakatsukasa , Tsunenori Inakura

An implementation of the Hartree-Fock (HF) method capable of robust convergence for well-behaved arbitrary central potentials is presented. The Hartree-Fock equations are converted to a generalized eigenvalue problem by employing a B-spline…

Atomic Physics · Physics 2021-08-13 D. T. Waide , D. G. Green , G. F. Gribakin

Starting with a bare nucleon-nucleon interaction, for the first time the full relativistic Brueckner-Hartree-Fock equations are solved for finite nuclei in a Dirac-Woods-Saxon basis. No free parameters are introduced to calculate the…

Nuclear Theory · Physics 2016-10-05 Shihang Shen , Jinniu Hu , Haozhao Liang , Jie Meng , Peter Ring , Shuangquan Zhang

Using the relativistic Hartree-Bogoliubov framework with separable pairing force coupled with the latest covariant density functionals, i.e., PC-L3R, PC-X, DD-PCX, and DD-MEX, we systematically explore the ground-state properties of all…

Nuclear Theory · Physics 2024-02-09 Zi Xin Liu , Yi Hua Lam , Ning Lu , Peter Ring

A previously derived relativistic energy density functional for nuclei, based on low-energy in-medium chiral dynamics, is generalized to implement constraints from chiral SU(3) effective field theory and applied to $\Lambda$ hypernuclei.…

Nuclear Theory · Physics 2009-12-10 P. Finelli , N. Kaiser , D. Vretenar , W. Weise

We first determine the Lambda-N S-wave phase shifts so as to reproduce the experimental Lambda separation energies of A=3, 4 Lambda-hypernuclei, and then construct three phase-equivalent Lambda-N potentials with different central repulsion.…

Nuclear Theory · Physics 2009-10-31 Hidekatsu Nemura , Yasuyuki Suzuki , Yoshikazu Fujiwara , Choki Nakamoto

A systematic numerical investigation of a recently developed nuclear structure approach is presented which diagonalizes the Hamiltonian in the space of the symmetry-projected Hartree-Fock-Bogoliubov (HFB) vacuum and symmetry-projected…

Nuclear Theory · Physics 2008-11-26 E. Bender , K. W. Schmid , Amand Faessler