Neutrino-induced neutral- and charged-current reactions on 40ArNeutrino-induced reactions on 40Ar are investigated by shell model for Gamow-Teller transitions and random-phase-approximation (RPA) for forbidden transitions. For the 1+ multipole, an…Toshio Suzuki, Noritaka Shimizu·Apr 22, 2023SaveLearn
Initial Vorticities of Quark-Gluon Matter in Heavy-ion CollisionsWe calculate four types of initial vorticities in Au+Au collisions at energies SNN = 5--200 GeV using a microscopic transport model PACIAE. Our simulation shows the non-monotonic…An-Ke Lei, Du-Juan Wang, Dai-Mei Zhou et al.·Apr 22, 2023SaveLearn
and Freeze-Out Distributions and Global Polarizations in Au+Au CollisionsThe gold--gold collisions at sNN=7.7 and 11.5GeV are simulated within the PHSD transport model. In each collision event, the spectator nucleons are separated and the fluidization…Nikita Tsegelnik, Evgeni Kolomeitsev, Vadym Voronyuk·Apr 21, 2023SaveLearn
Moments of inertia in light deformed nuclei: pairing and mean-field impactsThe dependence of the moment of inertia J on the pairing and axial quadrupole deformation β in 24Mg and 20Ne was investigated. The study is based on quadrupole-constrained…V. O. Nesterenko, M. A. Mardyban, P. -G. Reinhard et al.·Apr 21, 2023SaveLearn
Quasiparticle resonance in decay spectrum of unbound nuclei near neutron drip-lineBackground: The pairing correlation in weakly bound nuclei causes a mixing among bound and unbound configurations. A remarkable consequence is emergence of the quasiparticle resonance, which has been…Yoshihiko Kobayashi, Masayuki Matsuo·Apr 21, 2023SaveLearn
Executive Summary of the Topical Program: Nuclear Isomers in the Era of FRIBWe report on the Facility for Rare Isotope Beams (FRIB) Theory Alliance topical program "Nuclear Isomers in the Era of FRIB". We outline the many ways isomers influence and contribute to nuclear…G. W. Misch, M. R. Mumpower, F. G. Kondev et al.·Apr 20, 2023SaveLearn
Self-consistent calculations for atomic electron captureWe present a comprehensive investigation of electron capture (EC) ratios spanning a broad range of atomic numbers. The study employs a self-consistent computational method that incorporates electron…V. A. Sevestrean, O. Niţescu, S. Ghinescu et al.·Apr 20, 2023SaveLearn
Study of S, Cl and Ar isotopes with N ≥ Z using microscopic effective sd-shell interactionsIn the present work, newly developed microscopic effective sd-valence shell interactions such as chiral next-to-next-to-next-to-leading order (N3LO), J-matrix inverse scattering potential…Priyanka Choudhary, Praveen C. Srivastava·Apr 20, 2023SaveLearn
Probing the nucleon effective mass splitting with the light particle emissionIn this work, we first analyze the correlations among different nuclear matter parameters which are obtained by the 119 effective Skyrme interaction sets. The values of the correlation coefficients…Fang-Yuan Wang, Jun-Ping Yang, Xiang Chen et al.·Apr 20, 2023SaveLearn
Improving nuclear data evaluations with predictive reaction theory and indirect measurementsNuclear reaction data required for astrophysics and applications is incomplete, as not all nuclear reactions can be measured or reliably predicted. Neutron-induced reactions involving unstable…Jutta Escher, Kirana Bergstrom, Emanuel Chimanski et al.·Apr 20, 2023SaveLearn
Real and Imaginary Phase Shifts for Nucleon-Deuteron Scattering using Phase Function MethodThe neutron-deuteron (nd) and proton-deuteron (pd) scattering are the simplest nucleon-nucleus scenario which throws light on understanding few body systems. In this work, real and imaginary parts of…Shikha Awasthi, O. S. K. S. Sastri·Apr 19, 2023SaveLearn
Hot and highly magnetized neutron star matter properties with Skyrme interactionsWe study the properties of hot and dense neutron star matter under the presence of strong magnetic fields using two Skyrme interactions, namely the LNS and the BSk21 ones. Asking for…Omar G. Benvenuto, Eduardo Bauer, Isaac Vidaña·Apr 18, 2023SaveLearn
Bayesian averaging for ground state masses of atomic nuclei in a Machine Learning approachWe present global predictions of the ground state mass of atomic nuclei based on a novel Machine Learning (ML) algorithm. We combine precision nuclear experimental measurements together with…M. R. Mumpower, M. Li, T. M. Sprouse et al.·Apr 17, 2023SaveLearn
Alpha matter revisitedWe examine in detail two alternative descriptions of a system of α particles interacting via local interactions of different character, highlighting the fact that a faithful microscopic…J. W. Clark, E. Krotscheck·Apr 17, 2023SaveLearn
Quarkyonic Model for Neutron Star Matter: A Relativistic Mean-Field ApproachThe concept of quarkyonic matter presents a promising alternative to the conventional models used to describe high-density matter and provides a more nuanced and detailed understanding of the…Ankit Kumar, Debabrata Dey, Shamim Haque et al.·Apr 17, 2023SaveLearn
Revisiting the Lithium abundance problem in Big-Bang nucleosynthesisOne of the three testaments in favor of the big bang theory is the prediction of the primordial elemental abundances in the big-bang nucleosynthesis (BBN). The Standard BBN is a parameter-free theory…Vinay Singh, Debasis Bhowmick, D. N. Basu·Apr 17, 2023SaveLearn
Tabulated Equations of State From Models Informed by Chiral Effective Field TheoryWe construct four equation of state (EoS) tables, tabulated over a range of temperatures, densities, and charge fractions, relevant for neutron star applications such as simulations of neutron star…Mark G. Alford, Liam Brodie, Alexander Haber et al.·Apr 16, 2023SaveLearn
Inverse Potentials for all l-channels of Neutron-Proton Scattering using Reference Potential ApproachReference potential approach (RPA) is successful in obtaining inverse potentials for weakly bound diatomic molecules using Morse function. In this work, our goal is to construct inverse potentials…Anil Khachi, Lalit Kumar, Ayushi Awasthi et al.·Apr 16, 2023SaveLearn
Double-strangeness exchange reactions in a hybrid Regge-plus-resonance approachWe investigate double-strangeness exchange reactions, K-p K+- and K-p K00, using an effective Lagrangian approach based on a hybrid Regge-plus-resonance model involving…Sang-Ho Kim, Jung Keun Ahn, Shin Hyung Kim et al.·Apr 16, 2023SaveLearn
Structure of neutron-rich He hypernuclei using the cluster orbital shell modelWe calculated the energy spectra of the neutron-rich He hypernuclei with A=6 to 9 within the framework of an α + +Xn (X=1--4) cluster model using the cluster orbital…Takayuki Myo, Emiko Hiyama·Apr 16, 2023SaveLearn
Properties of First-Order Hadron-Quark Phase Transition from Inverting Neutron Star ObservablesBy inverting the observational data of several neutron star observables in the three dimensional parameter space of the constant speed of sound (CSS) model while fixing all hadronic Equation of State…Nai-Bo Zhang, Bao-An Li·Apr 14, 2023SaveLearn
Quantum fluctuations induce collective multiphonons in finite Fermi liquidsWe show that collective multiphonon states in atomic nuclei emerge at high excitation energies when quantum fluctuations in the collective space are included beyond the independent-particle…Petar Marević, David Regnier, Denis Lacroix·Apr 14, 2023SaveLearn
Dynamic scaling of order parameter fluctuations in model BWe describe numerical simulations of the stochastic diffusion equation with a conserved charge. We focus on the dynamics in the vicinity of a critical point in the Ising universality class. The model…Chandrodoy Chattopadhyay, Josh Ott, Thomas Schaefer et al.·Apr 14, 2023SaveLearn
Hyperspherical cluster model for bosons: application to sub-threshold halo states in helium dropsTo describe long-range behaviour of one particle removed from a few- or a many-body system, a hyperspherical cluster model has been developed. It has been applied to the ground and first excited…N. K. Timofeyuk·Apr 13, 2023SaveLearn
Least action description of dynamic pairing correlations in the fission of Curium and Californium isotopes based on the Gogny energy density functionalThe impact of dynamic pairing correlations and their interplay with Coulomb antipairing effects on the systematic of the spontaneous fission half-lives for the nuclei 240-250Cm and…R. Rodriguez-Guzman, L. M. Robledo, C. A. Jimenez-Hoyos et al.·Apr 13, 2023SaveLearn