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相关论文: Beyond mean-field boson-fermion description of odd…

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A novel method for calculating spectroscopic properties of medium-mass and heavy atomic nuclei with an odd number of nucleons is introduced, based on the framework of nuclear energy density functional theory and the particle-core coupling…

核理论 · 物理学 2016-05-04 K. Nomura , T. Nikšić , D. Vretenar

Spectroscopic properties of odd-mass nuclei are studied within the framework of the interacting boson-fermion model (IBFM) with parameters based on the Hartree-Fock-Bogoliubov (HFB) approximation. The parametrization D1M of the Gogny energy…

核理论 · 物理学 2017-07-25 K. Nomura , R. Rodríguez-Guzmán , L. M. Robledo

We present a method to calculate spectroscopic properties of odd-odd nuclei within the framework of the Interacting Boson-Fermion-Fermion Model based on the Gogny energy density functional. The $(\beta,\gamma)$-deformation energy surface of…

核理论 · 物理学 2019-03-13 K. Nomura , R. Rodríguez-Guzmán , L. M. Robledo

Quantum phase transitions between competing ground-state shapes of atomic nuclei with an odd number of protons or neutrons are investigated in a microscopic framework based on nuclear energy density functional theory and the…

核理论 · 物理学 2017-02-17 K. Nomura , T. Nikšić , D. Vretenar

A microscopic formulation of the interacting boson-fermion model for odd-$A$ nuclei is made using the nuclear energy density functional framework. Strength parameters for the bosonic Hamiltonian and boson-fermion interactions are shown to…

核理论 · 物理学 2025-09-22 M. Homma , K. Nomura

We analyze the octupole deformations and the related collective excitations in medium-heavy and heavy nuclei based on the microscopic framework of the nuclear energy density functional theory. Constrained self-consistent mean-field…

核理论 · 物理学 2021-02-03 Kosuke Nomura

Octupole deformation and the relevant spectroscopic properties of neutron-rich odd-mass barium isotopes are investigated in a theoretical framework based on nuclear density functional theory and the particle-core coupling scheme. The…

核理论 · 物理学 2018-02-21 K. Nomura , T. Nikšić , D. Vretenar

The interacting boson-fermion model (IBFM), with parameters determined from the microscopic Hartree-Fock-Bogoliubov (HFB) approximation, based on the parametrization D1M of the Gogny energy density functional (EDF), is employed to study the…

核理论 · 物理学 2017-12-27 K. Nomura , R Rodríguez-Guzmán , L. M. Robledo

Quantum shape-phase transitions in odd-even nuclei are investigated in the framework of the interacting boson-fermion model. Classical and quantum analysis show that the presence of the odd fermion strongly influences the location and…

核理论 · 物理学 2011-10-05 A. Leviatan , D. Petrellis , F. Iachello

A method of deriving the Hamiltonian of the interacting boson model, that is based on the microscopic framework of the nuclear energy density functional, is presented. The constrained self-consistent mean-field calculation with a given…

核理论 · 物理学 2019-12-18 Kosuke Nomura

Spectroscopic Amplitudes (SA) in the Interacting Boson Fermion Fermion Model (IBFFM) are necessary for the computation of $0\nu\beta\beta$ decays but also for cross sections of heavy-ion reactions, in particular, Double Charge Exchange…

核理论 · 物理学 2021-01-15 Ruslan Magaña Vsevolodovna , Elena Santopinto , Roelof Bijker

Spectral features of the odd-mass nucleus $^{195}$Pt are analyzed by means of an interacting boson-fermion Hamiltonian with SO(6) partial dynamical symmetry. For the latter, selected eigenstates are solvable and preserve the symmetry…

核理论 · 物理学 2015-12-16 A. Leviatan

Compared with even-even nuclear systems, the dynamical structure of low-lying excited states in odd-odd nuclei poses significantly greater theoretical challenges. The interacting boson fermion fermion model provides an effective framework…

核理论 · 物理学 2026-03-17 Xiao Tong Li , Xi Deng , Yu Zhang

The spectroscopic properties of the odd-odd isotopes $^{124-132}$Cs have been studied within the interacting boson-fermion-fermion model based on the Gogny-D1M energy density functional framework. Major ingredients to build the interacting…

核理论 · 物理学 2020-01-15 K. Nomura , R. Rodríguez-Guzmán , L. M. Robledo

Influences of the octupole shape degree of freedom on low-energy spectra of neutron-rich odd-mass xenon isotopes are studied within the interacting boson-fermion model that is based on the nuclear density functional theory. The…

核理论 · 物理学 2024-12-05 K. Nomura

Fission data are essential inputs to reaction networks involved in nucleosynthesis simulations and nuclear forensics. In such applications as well as in the description of multi-chance fission, the characteristics of fission for odd-mass…

Time-odd mean fields (nuclear magnetism) are analyzed in the framework of covariant density functional theory (CDFT). It is shown that they always provide additional binding to the binding energies of odd-mass nuclei. This additional…

核理论 · 物理学 2010-10-12 A. V. Afanasjev , H. Abusara

The low-lying structure of neutron-rich odd-mass Kr isotopes is studied within the interacting boson-fermion model (IBFM) based on the Gogny-D1M energy density functional (EDF). The $(\beta,\gamma)$-deformation energy surfaces, spherical…

核理论 · 物理学 2018-06-27 K. Nomura , R. Rodríguez-Guzmán , L. M. Robledo

Dipole bosons are introduced in the interacting boson model (IBM) by means of the self-consistent mean-field method. The constrained mean-field calculations employing a given nuclear energy density functional yield the potential energy…

核理论 · 物理学 2025-10-21 K. Nomura

Quantum phase transitions between competing equilibrium shapes of nuclei with an odd number of nucleons are explored using a microscopic framework of nuclear energy density functionals and a particle-boson core coupling model. The boson…

核理论 · 物理学 2017-07-12 K. Nomura , T. Nikšić , D. Vretenar
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