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Our contribution aims to celebrate the immeasurable contribution that Tom Kuo has provided to the understanding of the structure of atomic nuclei, and also of the infinite nuclear matter, in terms of the fundamental principles governing the…

Nuclear Theory · Physics 2025-11-05 Luigi Coraggio , Nunzio Itaco

Limits from neutron beta decay on parameters describing physics beyond the Standard Model are presented. New Physics is described by the most general Lorentz invariant effective Hamiltonian involving vector, scalar and tensor operators and…

High Energy Physics - Phenomenology · Physics 2012-01-20 Jacek Holeczek , Michal Ochman , Elzbieta Stephan , Marek Zralek

We explore the fermion oscillation in a degenerate environment. The direct consequence is introducing a Pauli blocking factor $1 - f_i$, where $f_i$ is the phase space distribution function, for each intermediate mass eigenstate during…

High Energy Physics - Phenomenology · Physics 2024-08-09 Xuan-Ye Fu , Shao-Feng Ge , Zi-Yang Guo , Qi-Heng Wang

The effect of the Pauli exclusion principle on the nucleus-nucleus bare potential is studied using a new density-constrained extension of the Frozen-Hartree-Fock (DCFHF) technique. The resulting potentials exhibit a repulsion at short…

Nuclear Theory · Physics 2017-12-06 C. Simenel , K. Godbey , A. S. Umar , K. Vo-Phuoc , M. Dasgupta , D. J. Hinde , E. C. Simpson

The N = Z 44Ti* nucleus has been populated in Fusion Evaporation process at very high excitation energies and angular momenta using two entrance channels with different mass-asymmetry. The deformation effects in the rapidly rotating nuclei…

Nucleon decays into a lepton and two pseudoscalar mesons represent key channels for probing baryon number violation, complementing conventional two-body modes. In this Letter, we model-independently correlate two- and three-body processes…

High Energy Physics - Phenomenology · Physics 2026-04-28 Wei-Qi Fan , Yi Liao , Xiao-Dong Ma

A neutron star harbors of order $10^{56}$ electrons in its core, and almost the same number of muons, with muon decay prohibited by Pauli blocking. However, as macroscopic properties of the star such as its mass, rotational velocity, or…

High Energy Astrophysical Phenomena · Physics 2023-12-15 Joachim Kopp , Toby Opferkuch

Pauli-projected random gaussians are used as a representation to solve the shell model equations. The elements of the representation are chosen by a variational procedure. This scheme is particularly suited to describe cluster formation and…

Nuclear Theory · Physics 2009-09-25 K. Varga , R. J. Liotta

Here I review some nuclear physics aspects of core-collapse supernovae concerning neutrinos. Studies of neutrino emission and interactions in supernovae are crucial to our understanding of the explosion mechanism, the heavy element…

Astrophysics · Physics 2007-05-23 Yong-Zhong Qian

We use the field theoretical model to perform relativistic calculations of neutrino energy losses caused by the direct Urca processes on nucleons in the degenerate baryon matter. By our analysis, in a free nucleon gas under beta…

High Energy Physics - Phenomenology · Physics 2017-08-23 L. B. Leinson

Deformation properties of weakly bound nuclei are discussed in the deformed single-particle model. It is demonstrated that in the limit of a very small binding energy the valence particles in specific orbitals, characterized by a very small…

Nuclear Theory · Physics 2009-10-30 T. Misu , W. Nazarewicz , S. Aberg

The properties of dilute neutron matter are mostly determined by the s-wave two-body (2N) interaction, while three-body (3N) interactions are suppressed by the Pauli principle. In a previous work, we showed that it can be advantageous to…

Nuclear Theory · Physics 2025-03-18 Viswanathan Palaniappan , S. Ramanan , Michael Urban

The direct reaction theory widely used to study single-particle spectroscopic strength in nucleon transfer experiments is based on a Hamiltonian with two-nucleon interactions only. We point out that in reactions with a loosely-bound…

Nuclear Theory · Physics 2023-03-22 N. K. Timofeyuk , L. Moschini , M. Gómez-Ramos

A linear relation for charged-particle emissions is presented starting from the microscopic mechanism of the radioactive decay. It relates the logarithms of the decay half-lives with two variables, called $\chi'$ and $\rho'$, which depend…

Nuclear Theory · Physics 2009-10-29 Chong Qi , Furong Xu , Roberto J. Liotta , Ramon A. Wyss , M. Y. Zhang , C. Asawatangtrakuldee , D. Hu

A relativistic and manifestly gauge-invariant soft-photon amplitude, which is consistent with the soft-photon theorem and satisfies the Pauli Principle, is derived for the proton-proton bremsstrahlung process. This soft-photon amplitude is…

Nuclear Theory · Physics 2008-11-26 M. K. Liou , R. Timmermans , B. F. Gibson

A simple model, in which nuclei are represented as homogeneous spheres of symmetric nuclear matter, is used to study the effects of a self-consistent pairing interaction on the nuclear response. Effects due to the finite size of nuclei are…

Nuclear Theory · Physics 2015-05-18 V. I. Abrosimov , D. M. Brink , A. Dellafiore , F. Matera

$\alpha$ decay is usually associated with both ground and low-lying isomeric states of heavy and superheavy nuclei, and the unpaired nucleon plays a key role on $\alpha$ decay. In this work, we systematically studied the $\alpha$ decay…

Nuclear Theory · Physics 2019-04-18 Xiao-Dong Sun , Chao Duan , Jun-Gang Deng , Ping Guo , Xiao-Hua Li

Single and double coincidence nucleon spectra in the $\Lambda$-hypernuclei weak decay are evaluated and discussed using a microscopic formalism. Nuclear matter is employed together with the local density approximation which allows us to…

Nuclear Theory · Physics 2008-11-26 E. Bauer

Angular correlations arising from particle-particle (pp) propagation in nuclear matter are investigated. Their account follows an exact treatment of the Pauli exclusion principle on intermediate states in the Bruekner-Bethe-Goldstone (BBG)…

Nuclear Theory · Physics 2012-12-14 H. F. Arellano , J. -P. Delaroche

Pauli crystals are ordered geometric structures that emerge in trapped noninteracting fermionic systems due to their underlying Pauli repulsion. The deformation of Pauli crystals - often called melting - has been recently observed in…

Quantum Gases · Physics 2023-01-18 Jiabing Xiang , Paolo Molignini , Miriam Büttner , Axel U. J. Lode
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