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nucl-th2025

Multireference covariant density functional theory for shape coexistence and isomerism in S

E. F. Zhou, X. Y. Wu, J. Xiang +2

We extend the multireference covariant density functional theory (MR-CDFT) to describe the low-lying states of the odd-mass nucleus S near the neutron magic number wi…

nucl-th2024★ 15 cited

Implications of latest NICER data for the neutron star equation of state

Len Brandes, Wolfram Weise

As an update to our previously performed Bayesian inference analyses of the neutron star matter equation-of-state and related quantities, the additional impact of the recently publ…

nucl-th2024★ 14 cited

The and correlation functions

E. Garrido, A. Kievsky, M. Gattobigio +5

In this work we present the study of and scattering processes using femtoscopic correlation functions. This observable has been recently used to access the low-energy in…

nucl-th2024★ 15 cited

Emergence of High-Order Deformation in Rotating Transfermium Nuclei: A Microscopic Understanding

F. F. Xu, Y. K. Wang, Y. P. Wang +2

The rotational properties of the transfermium nuclei are investigated in the full deformation space by implementing a shell-model-like approach in the cranking covariant density fu…

nucl-th2024★ 10 cited

Tensor-force effects on nuclear matter in relativistic ab initio theory

Sibo Wang, Hui Tong, Chencan Wang +3

Within the relativistic Brueckner-Hartree-Fock theory in the full Dirac space, the tensor-force effects on infinite nuclear matter are elucidated by subtracting the matrix elements…

nucl-th2024★ 19 cited

Spectroscopy of N=50 isotones with the valence-space density matrix renormalization group

A. Tichai, K. Kapás, T. Miyagi +4

The recently proposed combination of the valence-space in-medium similarity renormalization group (VS-IMSRG) with the density matrix renormalization group (DMRG) offers a scalable…

nucl-th2024★ 13 cited

Microscopic optical potential from the relativistic Brueckner-Hartree-Fock theory: Proton-nucleus scattering

Pianpian Qin, Sibo Wang, Hui Tong +4

A relativistic microscopic optical model potential for nucleon-nucleus scattering is developed based on the \emph{ab initio} relativistic Brueckner-Hartree-Fock (RBHF) theory with…

nucl-th2024★ 25 cited

Constraints on Phase Transitions in Neutron Star Matter

Len Brandes, Wolfram Weise

Recent inference results of the sound velocity in the cores of neutron stars are summarized. Implications for the equation of state and the phase structure of highly compressed bar…

nucl-th2023★ 12 cited

Conservation and breaking of pseudospin symmetry

T. -T. Sun, Z. P. Li, P. Ring

Pseudospin symmetry (PSS) is a relativistic dynamical symmetry connected with the lower component of the Dirac spinor. Here, we investigate the conservation and breaking of PSS in…

nucl-th2023★ 14 cited

Nuclear ground-state properties probed by the relativistic Hartree-Bogoliubov approach

Zi Xin Liu, Yi Hua Lam, Ning Lu +1

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 s…

nucl-th2023

Comparing pion production in transport simulations of heavy-ion collisions at MeV under controlled conditions

Jun Xu, Hermann Wolter, Maria Colonna +20

Within the TMEP, we present a detailed study of the performance of different transport models in Sn+Sn collisions at MeV, and put particular emphasis on the production of pi…

nucl-th2023★ 74 cited

Evidence against a strong first-order phase transition in neutron star cores: impact of new data

Len Brandes, Wolfram Weise, Norbert Kaiser

With the aim of exploring the evidence for or against phase transitions in cold and dense baryonic matter, the inference of the sound speed and equation-of-state for dense matter i…

nucl-th2023★ 9 cited

Impact of isovector pairing fluctuation on neutrinoless double-beta decay in multi-reference covariant density functional theory

C. R. Ding, X. Zhang, J. M. Yao +2

We extend the multi-reference covariant density functional theory (MR-CDFT) by including fluctuations in quadrupole deformations and average isovector pairing gaps simultaneously f…

nucl-th2023★ 18 cited

Neutron-proton effective mass splitting in neutron-rich matter

Sibo Wang, Hui Tong, Qiang Zhao +3

Nucleon effective masses in neutron-rich matter are studied with the relativistic Brueckner-Hartree-Fock (RBHF) theory in the full Dirac space. The neutron and proton effective mas…

nucl-th2023★ 189 cited

Dense Nuclear Matter Equation of State from Heavy-Ion Collisions

Agnieszka Sorensen, Kshitij Agarwal, Kyle W. Brown +133

The nuclear equation of state (EOS) is at the center of numerous theoretical and experimental efforts in nuclear physics. With advances in microscopic theories for nuclear interact…

nucl-th2022★ 70 cited

Inference of the sound speed and related properties of neutron stars

Len Brandes, Wolfram Weise, Norbert Kaiser

Information on the phase structure of strongly interacting matter at high baryon densities can be gained from observations of neutron stars and their detailed analysis. In the pres…

nucl-th2022★ 5 cited

Solving the matrix exponential function for the groups SU(3), SU(4) and Sp(2)

Norbert Kaiser

The well known analytical formula for matrices \\ is extended to the $SU(3)…

nucl-th2022★ 50 cited

Combining the in-medium similarity renormalization group with the density matrix renormalization group: Shell structure and information entropy

A. Tichai, S. Knecht, A. T. Kruppa +5

We propose a novel many-body framework combining the density matrix renormalization group (DMRG) with the valence-space (VS) formulation of the in-medium similarity renormalization…

nucl-th2022★ 9 cited

The optimized point-coupling interaction for the relativistic energy density functional of Hartree-Bogoliubov approach quantifying the nuclear bulk properties

Zi Xin Liu, Yi Hua Lam, Ning Lu +1

We propose a newly optimized nonlinear point-coupling parameterized interaction, PC-L3R, for the relativistic Hartree-Bogoliubov framework with a further optimized separable pairin…

nucl-th2022★ 24 cited

Asymmetric Nuclear Matter and Neutron Star Properties in Relativistic ab initio Theory in the Full Dirac Space

Sibo Wang, Hui Tong, Qiang Zhao +3

The long-standing controversy about the isospin dependence of the effective Dirac mass in ab initio calculations of asymmetric nuclear matter is clarified by solving the relativist…

nucl-th2022

Transport Model Comparison Studies of Intermediate-Energy Heavy-Ion Collisions

Hermann Wolter, Maria Colonna, Dan Cozma +49

Transport models are the main method to obtain physics information from low to relativistic-energy heavy-ion collisions. The Transport Model Evaluation Project (TMEP) has been purs…

nucl-th2021★ 58 cited

Beyond-mean-field approaches for nuclear neutrinoless double beta decay in the standard mechanism

J. M. Yao, J. Meng, Y. F. Niu +1

Nuclear weak decays provide important probes to fundamental symmetries in nature. A precise description of these processes in atomic nuclei requires comprehensive knowledge on both…

nucl-th2021★ 50 cited

Accurate relativistic chiral nucleon-nucleon interaction up to NNLO

Jun-Xu Lu, Chun-Xuan Wang, Yang Xiao +3

We construct a relativistic chiral nucleon-nucleon interaction up to the next-to-next-to-leading order in covariant baryon chiral perturbation theory. We show that a good descripti…

nucl-th2021★ 14 cited

Finite-temperature linear response theory based on relativistic Hartree Bogoliubov model with point-coupling interaction

A. Ravlić, Y. F. Niu, T. Nikšić +2

The finite-temperature linear response theory based on the finite-temperature relativistic Hartree-Bogoliubov (FT-RHB) model is developed in the charge-exchange channel to study th…