Two-dimensional extrapolation procedure for ab initio study of nuclear size parameters and the properties of halo nucleus 6HeA new two-dimensional procedure for extrapolation of the values of matter, neutron, and proton radii obtained in no-core shell model (NCSM) calculations to infinite size of its basis is proposed. A…D. M. Rodkin, Yu. M. Tchuvil'sky·May 27, 2022SaveLearn
Open quantum system approach for heavy quark thermalizationWe treat heavy quark as an open quantum system in the hot medium and rederive the Stochastic Schrödinger Equation (SSE) from the full Schrödinger equation for both heavy quarks and the medium. We…Zhuoxuan Xie, Baoyi Chen·May 26, 2022SaveLearn
Structural analysis of a collective subspace in the dynamical generator coordinate methodIn nuclear theory, the generator coordinate method (GCM), a type of configuration mixing method, is often used for the microscopic description of collective motions. However, the GCM has a problem…N. Hizawa·May 25, 2022SaveLearn
How to renormalize coupled cluster theoryCoupled cluster theory is an attractive tool to solve the quantum many-body problem because its singles and doubles (CCSD) approximation is computationally affordable and yields about 90% of the…Z. H. Sun, C. A. Bell, G. Hagen et al.·May 25, 2022SaveLearn
Machine learning the deuteron: new architectures and uncertainty quantificationWe solve the ground state of the deuteron using a variational neural network ansatz for the wave function in momentum space. This ansatz provides a flexible representation of both the S and the D…J Rozalén Sarmiento, J W T Keeble, A Rios·May 25, 2022SaveLearn
Critical net-baryon fluctuations in an expanding systemIn this work we study the consequences of a longitudinal Bjorken expansion and a Hubble-like temperature cooling scenario on a 1+1D non-linear model of the diffusive dynamics of fluctuations in the…Grégoire Pihan, Marcus Bluhm, Masakiyo Kitazawa et al.·May 25, 2022SaveLearn
Uncertainty evaluation of peak energy of giant dipole resonance propagated from uncertainties of Skyrme parametersWe evaluate uncertainty of peak energy of giant dipole resonance (GDR), propagated from uncertainty of parameters of Skyrme interaction. The Monte Carlo calculation of the random phase approximation…Tsunenori Inakura·May 25, 2022SaveLearn
Surface energy coefficient of a N2LO Skyrme energy functional : a semiclassical Extended Thomas-Fermi approachWe generalize to N2LO Skyrme functionals the semi-classical approach of Grammaticos and Voros in order to calculate the Extended Thomas Fermi expressions of the new densities and currents appearing…P. Proust, Y. Lallouet, D. Davesne et al.·May 25, 2022SaveLearn
Continuum Skyrme Hartree-Fock-Bogoliubov theory with Green's function method for neutron-rich Ca, Ni, Zr, Sn isotopesThe possible exotic nuclear properties in the neutron-rich Ca, Ni, Zr, and Sn isotopes are explored with the continuum Skyrme Hartree-Fock-Bogoliubov theory formulated with the Green's function…En-Bo Huo, Ting-Ting Sun, Ke-Ran Li et al.·May 25, 2022SaveLearn
Influence of the Pauli exclusion principle on the alpha decayIn this study, the effects of repulsive nucleon-nucleon interactions arising from the Pauli exclusion principle were examined regarding the half-lives of heavy even-even nuclei with 84≤ Z≤92.…M. M. Amiri, O. N. Ghodsi·May 25, 2022SaveLearn
Extending a Scaling Equation of State to QCDWhether Quantum Chromodynamics (QCD) exhibits a phase transition at finite temperature and density is an open question. It is important for hydrodynamic modeling of heavy ion collisions and neutron…J. I. Kapusta, T. Welle·May 24, 2022SaveLearn
Extended random-phase-approximation study of fragmentation of giant quadrupole resonance in 16OThe damping of isoscalar giant quadrupole resonance in 16O is studied using extended random-phase-approximation approaches derived from the time-dependent density-matrix theory. It is pointed…Mitsuru Tohyama·May 23, 2022SaveLearn
Effect of shake-up on the rate of a neutrinoless double electronic capture in 164ErTraditionally double neutrinoless electronic capture is considered as a resonance process. We have fulfilled shake-off probability calculations, leading to ionization of the electron shell, in the…F. F. Karpeshin, M. B. Trzhaskovskaya·May 23, 2022SaveLearn
Systematic shell model study for N=82 and N=126 isotones and nuclear isomersIn the present work, we have done a systematic shell model study of N=82 and N=126 isotones. For the N=82 isotones, we have performed calculations using SN100PN interaction, while for N=126…Bharti Bhoy, Praveen C. Srivastava·May 23, 2022SaveLearn
Modeling Neutron Star Matter in the Age of Multimessenger AstrophysicsThe interpretation of the available and forthcoming data obtained from multimessenger astrophysical observations -- potentially providing unprecedented access to neutron star properties -- will…Omar Benhar, Alessandro Lovato, Giovanni Camelio·May 23, 2022SaveLearn
Spinodal Enhancement of Light Nuclei Yield Ratio in Relativistic Heavy Ion CollisionsUsing a relativistic transport model to describe the evolution of the quantum chromodynamic matter produced in Au+Au collisions at sNN=3-200 GeV, we study the effect of a first-order…Kai-Jia Sun, Wen-Hao Zhou, Lie-Wen Chen et al.·May 23, 2022SaveLearn
Effects of pairing gap and band gap on superfluid density in the inner crust of neutron starsCalculations of the superfluid density in the inner crust of neutron stars by different approaches are in strong disagreement, which causes a debate on the accountability of pulsar glitches based on…Yuki Minami, Gentaro Watanabe·May 22, 2022SaveLearn
Relativistic mean-field theories for neutron-star physics based on chiral effective field theoryWe describe and implement a procedure for determining the couplings of a Relativistic Mean-Field Theory (RMFT) that is optimized for application to neutron star phenomenology. In the standard RMFT…Mark G. Alford, Liam Brodie, Alexander Haber et al.·May 20, 2022SaveLearn
In-medium effects in ϕ meson production in heavy-ion collisions from subthreshold to relativistic energiesWe investigate the hidden strange ϕ meson production in heavy-ion collisions from subthreshold (Ekin≈ 1 A GeV) to relativistic (Ekin≈ 21 A TeV) energies as well as its…Taesoo Song, Joerg Aichelin, Elena Bratkovskaya·May 20, 2022SaveLearn
Least-square approach for singular value decompositions of scattering problemsIt was recently observed that chiral two-body interactions can be efficiently represented using matrix factorization techniques such as the singular value decomposition. However, the exploitation of…A. Tichai, P. Arthuis, K. Hebeler et al.·May 20, 2022SaveLearn
The proton structure in and out of muonic hydrogenLaser spectroscopy of muonic atoms has been recently used to probe properties of light nuclei with unprecedented precision. We introduce nuclear effects in hydrogen-like atoms, nucleon structure…Aldo Antognini, Franziska Hagelstein, Vladimir Pascalutsa·May 20, 2022SaveLearn
Magnetic dipole moments as a strong signature for α-clustering in even-even self-conjugate nucleiWe investigate the magnetic dipole moments in even-even self-conjugate nuclei from 12C to 44Ti. For the latter, the measured gyromagnetic factors of excited states…Gianluca Stellin, Karl-Heinz Speidel, Ulf-G. Meißner·May 20, 2022SaveLearn
Numerical Simulation of Shell Model Single Particle Energy States using Matrix Numerov Method in Gnumeric WorksheetSingle particle energy states as described by nuclear shell model are obtained for doubly magic nuclei using Gnumeric worksheet environment. Numerov method rephrased in matrix form is utilised to…Shikha Awasthi, Aditi Sharma, Swapna Gora et al.·May 20, 2022SaveLearn
Role of non-gaussian quantum fluctuations in neutrino entanglementThe flavor evolution of neutrinos in environments with large neutrino number densities is an open problem at the nexus of astrophysics and neutrino flavor physics. Among the many unanswered questions…Denis Lacroix, A. B. Balantekin, Michael J. Cervia et al.·May 19, 2022SaveLearn
Nuclear Weak Rates and Nuclear Weak Processes in StarsNuclear weak rates in stellar environments are obtained by shell-model calculations including Gamow-Teller (GT) and spin-dipole transitions, and applied to nuclear weak processes in stars. The…Toshio Suzuki·May 19, 2022SaveLearn