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The effective potential acting on particles in plasmas being essentially the Debye-shielded Coulomb potential, the particles collisional transport in thermal equilibrium is calculated for all impact parameters $b$, with a convergent…

等离子体物理 · 物理学 2019-02-20 Dominique F. Escande , Yves Elskens , Fabrice Doveil

The classical Debye-H\"{u}ckel screening effect of the electrostatic field generated by isolated charged particles immersed in a plasma is reviewed. The validity of the underlying mathematical model, and particularly of the weak-field…

等离子体物理 · 物理学 2009-11-11 D. Sarmah , M. Tessarotto , M. Salimullah

Irradiation of a solid with intense plasma ion beams produced by Rod Plasma Injector is a strongly nonequilibrium process, which enables achieving a number of effects which are impossible to be achieved with other method. In the paper, the…

等离子体物理 · 物理学 2019-03-27 Andrzej Horodenski , Cezary Pochrybniak , Roch Kwiatkowski

We analyze the stability of a dilute plasma with thermal and composition gradients in the limit where conduction is slow compared to the dynamical timescale. We find necessary and sufficient conditions for stability when the background…

宇宙学与河外天体物理 · 物理学 2011-11-16 Martin E. Pessah , Sagar Chakraborty

The properties of the interface between solid and melt are key to solidification and melting, as the interfacial free energy introduces a kinetic barrier to phase transitions. This makes solidification happen below the melting temperature,…

统计力学 · 物理学 2015-12-02 Bingqing Cheng , Gareth A. Tribello , Michele Ceriotti

For a thermodynamic system obeying both the equipartition theorem in high temperature and the third law in low temperature, the curve showing relationship between the specific heat and the temperature has two common behaviors:\ it…

统计力学 · 物理学 2020-05-05 X. Y. Zhou , Z. Q. Yang , X. R. Tang , X. Wang , Q. H. Liu

Solid He4 is viewed as a nearly perfect Debye solid. Yet, recent calorimetry indicates that its low-temperature specific heat has both cubic and linear contributions. These features appear in the same temperature range ($T \sim 200$ mK)…

超导电性 · 物理学 2013-05-29 A. V. Balatsky , M. J. Graf , Z. Nussinov , S. A. Trugman

The question here is whether the Debye model is suited to evaluate the specific heat of nanocrystals. For this, the simplest possible nanocrystal is considered: a basic cubic structure made of atoms that interact through a harmonic…

材料科学 · 物理学 2019-05-31 Enrique N. Miranda , G. Mora Barzaga

We derive a formula for computing the transition rate for a process involving particles with momentum much higher than the temperature and chemical potentials in a plasma by using an effective field theory approach. We apply it to collision…

高能物理 - 唯象学 · 物理学 2009-10-28 Chengxing Zhai

We discuss the outstanding issues of the interstellar medium which will depend on the application of knowledge from plasma physics. We particularly advocate attention to recent developments in experimental plasma physics, and urge that the…

Warm dense matter (WDM) is an exotic state on the border between condensed matter and dense plasmas. Important occurrences of WDM include dense astrophysical objects, matter in the core of our Earth, as well as matter produced in strong…

等离子体物理 · 物理学 2021-02-24 Paul Hamann , Jan Vorberger , Tobias Dornheim , Zhandos Moldabekov , Michael Bonitz

We consider a gas of fermions with non-zero spin at temperature $T$ and chemical potential $\mu$. We show that if the range of the interparticle interaction is small compared to the mean particle distance, the thermodynamic pressure differs…

数学物理 · 物理学 2015-06-26 Robert Seiringer

We analyse a simple model of the heat transfer to and from a small satellite orbiting round a solar system planet. Our approach considers the satellite isothermal, with external heat input from the environment and from internal energy…

空间物理 · 物理学 2009-09-25 Jose Gaite , Angel Sanz-Andrés , Isabel Pérez-Grande

The phonon number fluctuations in the Debye model of solid are calculated and are demonstrated to be proportional to the temperature cubed at low temperature, similar to the celebrated Debye's law of the heat capacity. For a fixed number of…

统计力学 · 物理学 2019-04-30 Q. Chen , Q. H. Liu

The sublimation/deposition process at a solid sphere of argon into its vapor in the presence of helium as a background gas is modeled applying the linearized Boltzmann equation, in which the McCormack model is employed for the collisional…

流体动力学 · 物理学 2025-07-16 Denize Kalempa , Felix Sharipov , Irina Graur

The Tolman-Ehrenfest criterion of thermal equilibrium for a static fluid in a static spacetime is generalized to stationary heat conduction, in the approximation in which backreaction is negligible. Applying this generalized criterion to…

广义相对论与量子宇宙学 · 物理学 2024-11-27 Marcello Miranda , Massimiliano Rinaldi , Valerio Faraoni

Starting from a formulation for the $dS$ element that includes movement, and considering the variation of the entropy Lorentz invariant, we found the relativistic transformations for thermodynamic systems that satisfy the three laws of…

经典物理 · 物理学 2008-03-20 C. A. Farías , P. S. Moya , V. A. Pinto

A candidate for a consistent steady state thermodynamics is constructed for a radiation field in vacuum sandwiched by two black bodies of different temperatures. Because of the collisionless nature of photons, a steady state of a radiation…

统计力学 · 物理学 2015-06-25 Hiromi Saida

In the present chapter, we discuss an approach for transition from discrete to continuum description of thermomechanical behavior of solids. The transition is carried out for several anharmonic systems: one-dimensional crystal,…

统计力学 · 物理学 2017-08-01 Anton M. Krivtsov , Vitaly A. Kuzkin

Equilibrium thermodynamics describes the energy exchange of a body with its environment. Here, we describe the global energy exchange of an ideal gas in the Coutte flow in a thermodynamic-like manner. We derive a fundamental relation…

统计力学 · 物理学 2023-07-31 Karol Makuch , Konrad Giżyński , Robert Hołyst , Anna Maciołek , Paweł J. Żuk