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Fully quantal calculations of the total reaction cross sections \sigR and interaction cross sections \sigI, induced by stable and unstable He, Li, C and O isotopes on $^{12}$C target at $E_{\rm lab}\approx 0.8$ and 1 GeV/nucleon have been…

核理论 · 物理学 2009-11-10 Dao T. Khoa

Relativistic effects are investigated in nuclear matter calculations employing renormalized low-momentum nucleon-nucleon ($NN$) interactions. It is demonstrated that the relativistic effects cure a problem of non-relativistic low-momentum…

核理论 · 物理学 2009-11-06 E. N. E. van Dalen , H. Müther

Nucleus-nucleus interaction is studied in the framework of the perturbative QCD with large number of colours and a fixed coupling constant. The pomeron tree diagrams are summed by an effective field theory. The classical field equations are…

高能物理 - 唯象学 · 物理学 2009-11-10 M. A. Braun

Nucleon-nucleon interactions are fundamental to the nuclear forces operating within the nucleus and play a crucial role in shaping the initial conditions of relativistic ion collisions through two-nucleon correlations. In this paper, we…

核理论 · 物理学 2025-09-03 Qi Liu , Hadi Mehrabpour , Bing-Nan Lu

We continue the investigations of the $^{16}$O ground state using the coupled-cluster expansion [$\exp({\bf S})$] method with realistic nuclear interaction. In this stage of the project, we take into account the three nucleon interaction,…

核理论 · 物理学 2009-10-31 Bogdan Mihaila , Jochen H. Heisenberg

In heavy-ion fusion reactions involving a well deformed nucleus, one often assumes that the orientation of the target nucleus does not change during the reaction. We discuss the accuracy of this procedure by analyzing the excitation…

核理论 · 物理学 2009-11-06 Tamanna Rumin , Kouichi Hagino , Noboru Takigawa

We utilize a nuclear shell model Hamiltonian with only two adjustable parameters to generate, for the first time, exact solutions for pairing correlations for light to medium-mass nuclei, including the challenging proton-neutron pairs,…

核理论 · 物理学 2019-12-18 M. E. Miora , K. D. Launey , D. Kekejian , F. Pan , J. P. Draayer

Our ultimate goal is the construction of a model for interactions of two nuclei in the energy range between several tens of GeV up to several TeV per nucleon in the centre-of-mass system. Such nuclear collisions are very complex, being…

高能物理 - 唯象学 · 物理学 2007-05-23 H. J. Drescher , M. Hladik , S. Ostapchenko , K. Werner

This is a follow-up of our recently proposed work on pseudopotential calculation (Ref. [21]) of atoms and molecules within DFT framework, using cartesian coordinate grid. Detailed results are presented to demonstrate the usefulness,…

化学物理 · 物理学 2015-05-18 Amlan K. Roy

The traditional approach to nuclear physics encodes phase shift information in a nucleon-nucleon (NN) potential, producing a nucleon-level interaction that captures the sub-GeV consequences of QCD. A further reduction to the nuclear scale…

核理论 · 物理学 2019-09-04 K. S. McElvain , W. C. Haxton

We perform coupled-cluster calculations for the doubly magic nuclei 4He, 16O, 40Ca and 48Ca, for neutron-rich isotopes of oxygen and fluorine, and employ "bare" and secondary renormalized nucleon-nucleon interactions. For the…

核理论 · 物理学 2015-03-17 G. Hagen , T. Papenbrock , D. J. Dean , M. Hjorth-Jensen

Cosmological models describing the non-gravitational interaction between dark matter and dark energy are based on some phenomenological choices of the interaction rates between dark matter and dark energy. There is no such guiding rule to…

宇宙学与河外天体物理 · 物理学 2020-06-10 Supriya Pan , German S. Sharov , Weiqiang Yang

Photon-hadronic interactions are important for the sources and the transport of Ultra-High Energy Cosmic Rays (UHECRs). Current state-of-the-art cosmic ray transport simulations handle nuclear disintegration at energies of the Giant Dipole…

高能天体物理现象 · 物理学 2019-11-11 Leonel Morejon , Anatoli Fedynitch , Denise Boncioli , Daniel Biehl , Walter Winter

Nearly a recent century of work is divided to Nucleon-Nucleon (NN) interaction issue. We review some overall perspectives of NN interaction with a brief discussion about deuteron, general structure and symmetries of NN Lagrangian as well as…

核理论 · 物理学 2014-08-29 M. Naghdi

We study the convergence properties of nuclear binding energies and two-neutron separation energies obtained with self-consistent mean-field calculations based on the Hartree-Fock-Bogolyubov (HFB) method with Gogny-type effective…

核理论 · 物理学 2016-11-30 Alexander Arzhanov , Tomás R. Rodríguez , Gabriel Martínez-Pinedo

In this talk, we report on two recent studies of relativistic nucleon-nucleon and hyperon-nucleon interactions in covariant chiral perturbation theory, where they are constructed up to leading order. The relevant unknown low energy…

核理论 · 物理学 2018-01-04 Xiu-Lei Ren , Kai-Wen Li , Li-Sheng Geng

Motivated by experimental data at large momentum transfer we update the analysis of the two-photon exchange effect in the electron-nucleon scattering using the effective field theory formalism. Our approach is suitable for describing the…

高能物理 - 唯象学 · 物理学 2024-12-13 Nikolay Kivel

With new experimental information on nuclei far from stability being available, a systematic investigation of excitation energies and electromagnetic properties along the $N=10, 11, 12$ isotones and $Z=10, 11, 12$ isotopes is presented. The…

核实验 · 物理学 2020-08-12 M. Wiedeking , A. O. Macchiavelli

Nuclear transition matrix elements (NTME) for the neutrinoless double beta decay of $^{70}$Zn, $^{80}$Se and $^{82}$Se nuclei are calculated within the framework of the deformed shell model based on Hartree-Fock states. For $^{70}$Zn, jj44b…

核理论 · 物理学 2015-06-22 R. Sahu , V. K. B. Kota

In the work [1], within the framework of a dipole approximation for the radiation transition operator, of the second-order nonrelativistic quantum perturbation theory and the Hartree-Fock single-configuration approximation, the first…

原子物理 · 物理学 2026-03-10 A. N. Hopersky , A. M. Nadolinsky , S. A. Novikov , R. V. Koneev