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Related papers: Equation of State of Uranium and Plutonium

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The equation of state, structural behavior and phase stability of {\alpha}-uranium have been investigated up to 1.3 TPa using density functional theory, adopting a simple description of electronic structure that neglects the spin-orbit…

Materials Science · Physics 2015-05-28 S. Adak , H. Nakotte , P. F. de Châtel , B. Kiefer

Uranium is considered as a very important nuclear energy material because of the huge amount of energy released. As the main products of spontaneous decay of uranium, helium is difficult to react with uranium for its chemical inertness.…

Materials Science · Physics 2024-07-23 Ye Cao , Hongxing Song , Xiaozhen Yan , Hao Wang , Yufeng Wang , Fengchao Wu , Leilei Zhang , Qiang Wu , Hua Y. Geng

Nuclear equation of state plays an important role in the evolution of the Universe, in supernova explosions and, thus, in the production of heavy elements, and in stability of neutron stars. The equation constrains the two- and…

Nuclear Theory · Physics 2009-11-07 P. Danielewicz

We provide an equation of state for hot nuclear matter in $\beta$-equilibrium by applying a momentum-dependent effective interaction. We focus on the study of the equation of state of high-density and high-temperature nuclear matter,…

Nuclear Theory · Physics 2009-12-31 Ch. C. Moustakidis , C. P. Panos

Realistic equations of state valid in the whole state space of a multi-component mixture should satisfy at least three important constraints: (i) The Gibbs phase rule holds. (ii) At low densities, one can deduce a virial equation of state…

Statistical Mechanics · Physics 2013-08-01 Arnold Neumaier

The electronic structure and thermodynamical properties of uranium trihydrides ($\alpha$-UH$_{3}$ and $\beta$-UH$_{3}$) have been studied using first-principles density functional theory. We find that inclusion of strong electronic…

Strongly Correlated Electrons · Physics 2011-01-10 Yu-Juan Zhang , Bao-Tian Wang , Yong Lu , Ping Zhang

We provide an equation of state for high density supernova matter by applying a momentum-dependent effective interaction. We focus on the study of the equation of state of high-density and high-temperature nuclear matter containing leptons…

Nuclear Theory · Physics 2015-05-13 Ch. C. Moustakidis

Within the context of relativistic nuclear collisions aimed at exploring hot and baryon-dense matter, we investigate how the general features of the expansion dynamics, as well as a number of specific observables, depend on the equation of…

Nuclear Theory · Physics 2014-03-10 Jan Steinheimer , Jørgen Randrup , Volker Koch

Analytical equation of state for pure alkali metals (lithium, sodium, potassium, rubidium and cesium) in equilibrium gas phase is proposed. This equation has a simple form, generalizes the equation of state for a perfect gas and is…

Materials Science · Physics 2021-11-23 Anatolii V. Mokshin , Diana A. Mirziyarova

We calculate the equation of state of dense hydrogen within the chemical picture. Fluid variational theory is generalized for a multi-component system of molecules, atoms, electrons, and protons. Chemical equilibrium is supposed for the…

Plasma Physics · Physics 2012-04-16 Bastian Holst , Nadine Nettelmann , Ronald Redmer

We provide an equation of state for high density supernova matter by applying a momentum-dependent effective interaction. We focus on the study of the equation of state of high-density and high-temperature nuclear matter containing leptons…

Nuclear Theory · Physics 2009-09-22 Ch. C. Moustakidis

The equation of state of liquid metallic hydrogen is solved numerically. Investigations are carried out at temperatures, which correspond both to the experimental conditions under which metallic hydrogen is produced on earth and the…

Chemical Physics · Physics 2016-02-25 V. T. Shvets

An equation of state for the domain extending from hot gases to cool-dense fluids is formulated for a hydrogen-helium mixture. The physical processes take account of temperature ionization and dissociation, electron degeneracy, Coulomb…

Astrophysics · Physics 2009-10-30 G. Q. Luo

An investigation of strongly interacting matter equation of state remains one of the major tasks of modern high energy nuclear physics for almost a quarter of century. The present work is my doctor of science thesis which contains my…

Nuclear Theory · Physics 2010-12-16 Kyrill A. Bugaev

The paper presents a model for liquid uranium dioxide, obtained by improving a simplified ionic model, previously adopted to describe the equation of state of this substance [1]. A "chemical picture" is used for liquid UO2 of stoichiometric…

The finite temperature Brueckner-Hartree-Fock approach is extended by introducing a microscopic three-body force. In the framework of the extended model, the equation of state of hot asymmetric nuclear matter and its isospin dependence have…

Nuclear Theory · Physics 2010-05-19 W. Zuo , Z. H. Li , A. Li , G. C. Lu

We propose a model that provides a unified description of nuclear equation of state and fragmentations. The equation of state is evaluated in Bragg-Williams as well as in Bethe-Peierls approximations and compared with that in the mean field…

Nuclear Theory · Physics 2016-09-08 Jicai Pan , Subal Das Gupta

The behavior of metals at high pressure is of great importance to the fields of shock physics, geophysics, astrophysics, and nuclear materials. In order to further understand the properties of metals at high pressures we studied the…

Materials Science · Physics 2009-11-13 Michael J. Tambe , Nicola Bonini , Nicola Marzari

A novel equation of state used for analysis of the heavy ion collision experimental data is generalized to also describe the matter inside neutron stars. This approach differs from others by including an induced surface tension caused by…

High Energy Astrophysical Phenomena · Physics 2019-02-20 V. Sagun , I. Lopes , A. Ivanytskyi

We review the current status and recent progress of microscopic many-body approaches and phenomenological models, which are employed to construct the equation of state of neutron stars. The equation of state is relevant for the description…

Nuclear Theory · Physics 2021-10-20 G. F. Burgio , I. Vidana , H. -J. Schulze , J. -B. Wei
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