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We construct the equation of state (EOS) of finite nuclei including surface and Coulomb effects in a Thomas-Fermi framework using a finite range, momentum and density dependent two-body interaction. We identify critical temperatures for…

核理论 · 物理学 2008-11-26 J. N. De , B. K. Agrawal , S. K. Samaddar

The glass transition refers to the non-equilibrium process by which an equilibrium liquid is transformed to a non-equilibrium disordered solid, or vice versa. Associated response functions, such as heat capacities, are markedly different on…

软凝聚态物质 · 物理学 2013-03-26 Aaron S. Keys , Juan P. Garrahan , David Chandler

This study presents a smoothed particle hydrodynamics (SPH) method with Peng-Robinson equation of state for simulating drop vaporization and drop impact on a hot surface. The conservation equations of momentum and energy and Peng-Robinson…

流体动力学 · 物理学 2017-07-14 Manjil Ray , Xiufeng Yang , Song-Charng Kong

As an alternative to state-of-the-art laser frequency stabilisation using ultra-stable cavities, it has been proposed to exploit the non-linear effects from coupling of atoms with a narrow transition to an optical cavity. Here we have…

The relationship between spatially heterogeneous dynamics (SHD) and jamming is studied in a glass-forming binary Lennard-Jones system via molecular dynamics simulations. It has been suggested that the probability distribution of…

无序系统与神经网络 · 物理学 2007-05-23 Naida Lacevic , Sharon C. Glotzer

We propose a scenario for the glass transition based on the cooperative nature of nucleation processes and entropic effects. The main point is the relation between the off-equilibrium energy dissipation and nucleation processes in…

软凝聚态物质 · 物理学 2009-11-07 A. Crisanti , F. Ritort

An air bubble trapped in water by an oscillating acoustic field undergoes either radial or nonspherical pulsations depending on the strength of the forcing pressure. Two different instability mechanisms (the Rayleigh--Taylor instability and…

chao-dyn · 物理学 2016-08-31 Michael P. Brenner , Detlef Lohse , T. F. Dupont

We perform molecular dynamics (MD) simulations of the crystallization process in binary Lennard-Jones systems during heating and cooling to investigate atomic-scale crystallization kinetics in glass-forming materials. For the cooling…

软凝聚态物质 · 物理学 2015-06-23 Minglei Wang , Kai Zhang , Zhusong Li , Yanhui Liu , Jan Schroers , Mark D. Shattuck , Corey S. O'Hern

We consider a hybrid quantum many-body system formed by both a vibrational mode of a nanomembrane, which interacts optomechanically with light in a cavity, and an ultracold atom gas in the optical lattice of the out-coupled light. After…

量子物理 · 物理学 2018-02-14 Niklas Mann , M. Reza Bakhtiari , Axel Pelster , Michael Thorwart

In this paper we present a new thermodynamically consistent phase transition model describing the evolution of a liquid substance, e.g., water, in a rigid container $\Omega$ when we freeze the container. Since the density $\varrho_{2}$ of…

偏微分方程分析 · 数学 2014-01-10 Michel Fremond , Elisabetta Rocca

We study a many-body system of interacting fermionic atoms of two species that are in thermodynamic equilibrium with their condensed heteronuclear bound states (molecules). In order to describe such an equilibrium state, we use a…

量子气体 · 物理学 2017-06-30 A. S. Peletminskii , S. V. Peletminskii , Yu. V. Slyusarenko

The liquid-gas phase transition in finite nuclei is studied in a heated liquid-drop model where the drop is assumed to be in thermodynamic equilibrium with the vapour emanated from it. Changing pressure along the liquid-gas coexistence line…

核理论 · 物理学 2007-05-23 Tapas Sil , S. K. Samaddar , J. N. De , S. Shlomo

By solving the exact master equation of open quantum systems, we formulate the quantum thermodynamics from weak to strong couplings. The open quantum systems exchange matters, energies and information with their reservoirs through quantum…

量子物理 · 物理学 2022-06-07 Wei-Ming Huang , Wei-Min Zhang

The linear stability analysis of an optically thin plasma where a general reaction proceeds, including chemical relaxation time effects, is carried out . A fifth order dispersion equation (instead of the fourth order one resulting when such…

天体物理学 · 物理学 2007-05-23 Miguel H. Iba~nez S.

A free-energy functional that contains both the symmetry conserved and symmetry broken parts of the direct pair correlation function has been used to investigate the freezing of a system of hard spheres into crystalline and amorphous…

软凝聚态物质 · 物理学 2015-05-27 Swarn Lata Singh , Atul S. Bharadwaj , Yashwant Singh

We present a multi-scale formalism that accounts for the formation of nano-scale bubbles/cavities owing to a burst of water molecules after the passage of high energy charged particles that leads to the formation of hot non-ionizing…

By confining water in nano-pores of silica glass, we can bypass the crystallization and study the pressure effect on the dynamical behavior in deeply supercooled state using neutron scattering. We observe a clear evidence of a cusp-like…

软凝聚态物质 · 物理学 2009-11-11 Li Liu , Sow-Hsin Chen , Antonio Faraone , Chun-Wan Yen , Chung-Yuan Mou

Dense liquids gradually transform into non-equilibrium amorphous solids as they pass through the experimental glass transition. Experimentally, ergodicity is lost because measurements are conducted within a finite time window. More than…

软凝聚态物质 · 物理学 2025-07-08 Gerhard Jung , Misaki Ozawa , Giulio Biroli , Ludovic Berthier

We present experimental evidence for a first-order freezing/melting phase transition in a nonequilibrium system -- an oscillated two-dimensional isobaric granular fluid. The steady-state transition occurs between a gas and a crystal and is…

软凝聚态物质 · 物理学 2007-05-23 M. D. Shattuck

We study the thermalization of an elementary quantum system modeled by a two-level atom interacting with stationary electromagnetic fields out of thermal equilibrium near a dielectric slab. The slab is held at a temperature different from…

量子物理 · 物理学 2016-01-20 Puxun Wu , Hongwei Yu