English
Related papers

Related papers: Nuclear quantum shape-phase transitions in odd-mas…

200 papers

Two-level atoms interacting with a one mode cavity field at zero temperature have order parameters which reflect the presence of a quantum phase transition at a critical value of the atom-cavity coupling strength. Two popular examples are…

Quantum Physics · Physics 2015-06-11 J. G. Hirsch , O. Castaños , E. Nahmad-Achar , R. López-Penã

The recent precise measurement of the mass of pulsar PSR J1614$-$2230, as well as observational indications of even more massive neutron stars, has revived the question of the composition of matter at the high densities prevailing inside…

Nuclear Theory · Physics 2013-04-25 N. Chamel , A. F. Fantina , J. M. Pearson , S. Goriely

First order quantum phase transition (QPT) between spherical and axially deformed nuclei shows coexisting, but well-separated regions of regular and chaotic dynamics. We employ a Hamiltonian of the Arima-Iachello Interacting Boson Model…

Nuclear Theory · Physics 2019-09-17 Michal Macek , Pavel Cejnar , Pavel Stránský , Jan Dobeš , Amiram Leviatan

Isomeric states in the nuclei along the rapid proton capture process path are studied by the projected shell model. Emphasis is given to two waiting point nuclei 68Se and 72Kr that are characterized by shape coexistence. Energy surface…

Nuclear Theory · Physics 2009-11-10 Yang Sun , Michael Wiescher , Ani Aprahamian , Jacob Fisker

We consider the transition from quark to hadronic matter which may result during the cooling/expansion of the quark-gluon plasma formed in energetic collisions of weakly isospin-asymmetric ions. This transition involves the energy density…

Nuclear Theory · Physics 2010-09-08 Francesca Sammarruca

We investigate the properties of nuclear matter at the first-order phase transitions such as liquid-gas phase transition and hadron-quark phase transition. As a general feature of the first-order phase transitions of matter consisting of…

Nuclear Theory · Physics 2011-03-10 Toshiki Maruyama , Nobutoshi Yasutake , Toshitaka Tatsumi

Quantum information processing exploits all the features quantum mechanics offers. Among them there is the possibility to induce nonlinear maps on a quantum system by involving two or more identical copies of the given system in the same…

Quantum Physics · Physics 2019-03-05 Martin Malachov , Igor Jex , Orsolya Kálmán , Tamás Kiss

The phase transition of nuclei to increasing angular momentum (or spin) and excitation energy is one of the most fundamental topics of nuclear structure research. The odd-N nuclei with A equal 160 are widely considered belonging to the…

Nuclear Theory · Physics 2018-01-31 H. B. Zhou , S. Huang , G. X. Dong , Z. X. Shen , H. J. Lu , L. L. Wang , X. J. Sun , F. R. Xu

Spectroscopic properties of odd-mass nuclei are studied within the framework of the interacting boson-fermion model (IBFM) with parameters based on the Hartree-Fock-Bogoliubov (HFB) approximation. The parametrization D1M of the Gogny energy…

Nuclear Theory · Physics 2017-07-25 K. Nomura , R. Rodríguez-Guzmán , L. M. Robledo

Three different effects observed in experiments with rotating nuclei--backbending, noncollective quadrupole transitions between different levels of the same band, and transitions that occur, in rapidly rotating nuclei, from large-$K$…

Nuclear Theory · Physics 2009-11-10 A. M. Kamchatnov , V. G. Nosov

Understanding the equation of state (EOS) of neutron stars (NSs) is a fundamental challenge in astrophysics and nuclear physics. A first-order phase transition (FOPT) at high densities could lead to the formation of a quark core,…

High Energy Astrophysical Phenomena · Physics 2025-02-11 Zuhua Ji , Jiarui Chen

Low-frequency quadrupole vibrational modes in deformed $^{36,38,40}$Mg close to the neutron drip line are studied by means of the quasiparticle-random-phase approximation based on the coordinate-space Hartree-Fock-Bogoliubov formalism.…

Nuclear Theory · Physics 2007-05-23 K. Yoshida , M. Yamagami , K. Matsuyanagi

The study of the structure of odd-mass nuclei in regions characterized by the interplay of multiple particle-hole configurations represents a major challenge in nuclear structure physics. The odd-mass niobium isotopes ($Z = 41$), located…

Nuclear Theory · Physics 2026-04-01 Esperanza Maya-Barbecho , José-Enrique García-Ramos

The Euclidean dynamical symmetry hidden in the critical region of nuclear shape phase transitions is revealed by a novel algebraic F(5) description. With a nonlinear projection, it is shown that the dynamics in the critical region of the…

Nuclear Theory · Physics 2014-11-27 Yu Zhang , Yu-Xin Liu , Feng Pan , Yang Sun , J. P. Draayer

Nuclei in the $A\approx100$ region exhibit intricate shape-evolution and configuration crossing signatures. Exploring both even-even and their adjacent odd-mass nuclei gives further insight on the emergence of deformation and shape-phase…

Nuclear Theory · Physics 2024-09-04 N. Gavrielov

We study the thermodynamics of asymmetric nuclear matter using a mean field approximation with a Skyrme effective interaction, in order to establish its phase diagram and more particularly the influence of isospin on the order of the…

Nuclear Theory · Physics 2007-05-23 C. Ducoin , P. Chomaz , F. Gulminelli

We study phase transformations in finite nuclei as a function of interaction parameters. The signature of a transition is given by invariant correlational entropy that reflects the sensitivity of an individual many-body state to changes of…

Nuclear Theory · Physics 2015-06-26 Alexander Volya , Vladimir Zelevinsky

Octupole deformation and the relevant spectroscopic properties of neutron-rich odd-mass barium isotopes are investigated in a theoretical framework based on nuclear density functional theory and the particle-core coupling scheme. The…

Nuclear Theory · Physics 2018-02-21 K. Nomura , T. Nikšić , D. Vretenar

This work establishes a deep connection between two seemingly distant branches of nuclear physics: nuclear structure and relativistic heavy-ion collisions. At the heart of this connection is the recent discovery made at particle colliders…

Nuclear Theory · Physics 2021-01-05 Giuliano Giacalone

The foundation of the local energy-density functional method to describe the nuclear ground-state properties is given. The method is used to investigate differential observables such as the odd-even mass differences and odd-even effects in…

Nuclear Theory · Physics 2009-11-07 S. A. Fayans , S. V. Tolokonnikov , E. L. Trykov , D. Zawischa
‹ Prev 1 4 5 6 7 8 10 Next ›