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Related papers: The sound speed in Yukawa one component plasmas ac…

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The conventional fluid description of multi-component plasma, supplemented by an appropriate equation of state for the macroparticle component, is used to evaluate the longitudinal sound velocity of Yukawa fluids. The obtained results are…

Plasma Physics · Physics 2015-03-24 Sergey Khrapak , Hubertus Thomas

Sound velocities in classical single-component fluids with Yukawa (screened Coulomb) interactions are systematically evaluated and analyzed in one-, two-, and three spatial dimensions (${\mathcal D}=1,2,3$). In the strongly coupled regime…

Plasma Physics · Physics 2019-10-17 Sergey Khrapak

In a non-ideal classical Coulomb one-component plasma (OCP) all thermodynamic properties are known to depend only on a single parameter -- the coupling parameter $\Gamma$. In contrast, if the pair interaction is screened by background…

Plasma Physics · Physics 2015-03-06 T. Ott , M. Bonitz , L. Stanton , M. S. Murillo

In this paper, the theoretical model of weak decaying collective excitations characteristic of many-particle systems with long-range interaction potentials is developed using the example of one-component strongly coupled Yukawa plasmas. The…

Plasma Physics · Physics 2025-07-30 Ilnaz I. Fairushin , Anatolii V. Mokshin

Orbital-free molecular dynamics simulations are used to benchmark two popular models for hot dense plasmas: the one component plasma (OCP) and the Yukawa model. A unified concept emerges where an effective OCP (eOCP) is constructed from the…

Plasma Physics · Physics 2020-11-19 Jean Clérouin , Philippe Arnault , Christopher Ticknor , Joel D. Kress , Lee A. Collins

Intrinsic bulk viscosity of the one-component plasma (OCP) is computed and analyzed using equilibrium molecular dynamics simulations and the Green-Kubo formalism. It is found that bulk viscosity exhibits a maximum at $\Gamma \approx 1$,…

Plasma Physics · Physics 2025-01-15 Jarett LeVan , Scott D. Baalrud

The Yukawa one-component plasma (OCP) is a paradigm model for describing plasmas that contain one component of interest and one or more other components that can be treated as a neutralizing, screening background. In appropriately scaled…

Plasma Physics · Physics 2016-02-10 T. K. Langin , T. Strickler , N. Maksimovic , P. McQuillen , T. Pohl , D. Vrinceanu , T. C. Killian

We have analyzed the Vlasov dispersion relation for Yukawa plasmas in three and two dimensions primarily for the purpose of identifying coupling parameter domains where the existence of well-developed collective excitations is forbidden or…

Plasma Physics · Physics 2012-04-30 Kenneth I. Golden , Gabor J. Kalman

We present a parametrization of the pair correlation function and the static structure factor of the Coulomb one component plasma (OCP) from the weakly coupled regime to the strongly coupled regime. Recent experiments strongly suggest that…

Plasma Physics · Physics 2016-11-03 Nicolas Desbiens , Philippe Arnault , Jean Clérouin

The self-consistent relaxation theory is employed to describe the collective ion dynamics in strongly coupled Yukawa classical one-component plasmas. The theory is applied to equilibrium states corresponding to intermediate screening…

Plasma Physics · Physics 2022-02-23 Anatolii V. Mokshin , Ilnaz I. Fairushin , Igor M. Tkachenko

Using numerical simulations, we investigate the equilibrium dynamics of a single component fluid with Yukawa interaction potential. We show that, for a wide range of densities and temperatures, the dynamics of the system are in striking…

Plasma Physics · Physics 2015-05-28 James P. Mithen , Jérôme Daligault , Basil J. B. Crowley , Gianluca Gregori

We analyze via theoretical approaches and molecular dynamics simulations the collective mode structure of strongly coupled two-dimensional binary Yukawa systems, for selected density, mass and charge ratios, both in the liquid and…

Plasma Physics · Physics 2013-05-31 Gabor J. Kalman , Peter Hartmann , Zoltan Donko , Kenneth I. Golden , Stamatios Kyrkos

We analyze the acoustic collective excitations in two- and three-dimensional binary Yukawa systems, consisting of two components with different masses. Theoretical analysis reveals a profound difference between the weakly and strongly…

Plasma Physics · Physics 2012-08-07 Gabor J. Kalman , Zoltán Donkó , Peter Hartmann , Kenneth I. Golden

We propose a simple two-step approximation for the radial distribution function of a one-component two-dimensional Yukawa fluid. This approximation is specified by the key parameters of the system: coupling parameter and screening…

Statistical Mechanics · Physics 2023-03-06 Ilnaz I. Fairushin , Anatolii V. Mokshin

We derive an effective coupling parameter for two-dimensional Yukawa systems based on the height of the first maximum of the pair distribution function. Two variants -- one valid in the high-coupling range, the other for arbitrary couplings…

Plasma Physics · Physics 2011-06-21 T. Ott , M. Bonitz

Strongly coupled systems occupying the transitional range between the Wigner crystal and fluid phases are most dynamic constituents of the nature. Highly localized but strongly interacting elements in this phase posses enough thermal energy…

Plasma Physics · Physics 2023-03-22 Prince Kumar , Devendra Sharma

We analyze the Vlasov dispersion relation for Yukawa plasmas in three dimensions for the purpose of identifying coupling parameter domains where the Vlasov approach is justified and the existence of a well-developed RPA type collective…

Plasma Physics · Physics 2018-06-25 Kenneth I. Golden , Gabor J. Kalman , Luciano G. Silvestri

In dusty (complex) plasmas, containing mesoscopic charged grains, the grain-grain interaction in many cases can be well described through a Yukawa potential. In this Review we summarize the basics of the computational and theoretical…

Plasma Physics · Physics 2009-11-13 Zoltan Donko , Gabor J. Kalman , Peter Hartmann

Observations made in dusty plasma experiments suggest that an ensemble of electrically charged solid particles, confined in an elongated trap, develops structural inhomogeneities. With narrowing the trap the particles tend to form layers…

Plasma Physics · Physics 2021-01-25 Hong Pan , Gabor J. Kalman , Peter Hartmann

We consider a classical system of two-dimensional (2D) charged particles, which interact through a repulsive Yukawa potential $exp(-r/\lambda)/r$, confined in a parabolic channel which limits the motion of the particles in the…

Soft Condensed Matter · Physics 2015-05-19 J. C. N. Carvalho , W. P. Ferreira , G. A. Farias , F. M. Peeters
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