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相关论文: Electromigration-Induced Step Meandering on Vicina…

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We study the evolution of the fine-structure constant, $\alpha$, induced by non-linear density perturbations in the context of the simplest class of quintessence models with a non-minimal coupling to the electromagnetic field, in which the…

天体物理学 · 物理学 2009-11-13 P. P. Avelino , C. J. A. P. Martins , J. Menezes , C. Santos

The unsteady electrorotation of a drop of a viscous weakly conducting polarizable liquid suspended in another viscous weakly conducting polarizable liquid immiscible with the former in an applied constant uniform electric field is…

流体动力学 · 物理学 2017-10-11 Alexander N. Tyatyushkin

We approach the old-standing problem of vicinal crystal surfaces destabilized by step-down and step step-up currents from a unified modelling viewpoint with focus on both the initial and the intermediate stages of the instability. We…

In the present paper which is a sequel to [N.B. Volkov and A.M. Iskoldsky The dynamics of vortex structures and states of current: 1;[1]], the dynamics of non-equilibrium phase transitions and states of current in electrophysical systems…

chao-dyn · 物理学 2008-02-03 N. B. Volkov , A. M. Iskoldsky

This paper is devoted to study the phase space analysis of isotropic and homogenous universe model by taking a noninteracting mixture of electromagnetic and viscous radiating fluids whose viscous pressure satisfies a nonlinear version of…

广义相对论与量子宇宙学 · 物理学 2017-03-08 M. Sharif , Saadia Mumtaz

The effect of electric field, applied on systems in the nanoscale regime has attracted a lot of research in recent times. We highlight some of the recent results in the field of single molecule electronics and then move on to focus on some…

材料科学 · 物理学 2008-10-11 S. Lakshmi , Sudipta Dutta , Swapan K. Pati

The application of a high electrical field on metallic surfaces leads to the well described phenomena of breakdown. In the classical scenario, explosive electron emission (EEE), breakdown (BD) originates from an emitting site (surface…

加速器物理 · 物理学 2012-01-16 C. Antoine , F. Peauger , F. Le Pimpec

Two kinds of configurations involving steps on surfaces are reviewed. The first one results from an initially planar vicinal surface, i.e. slightly deviating from a high-symmetry (001) or (111) orientation. In some cases, these surfaces…

统计力学 · 物理学 2007-05-23 Anna Chame , Sylvie Rousset , Hans P. Bonzel , Jacques Villain

The temporal evolution of step-edge fluctuations under electromigration conditions is analysed using a continuum Langevin model. If the electromigration driving force acts in the step up/down direction, and step-edge diffusion is the…

材料科学 · 物理学 2009-11-13 P. J. Rous , T. W. Bole

We demonstrate that annealing of a vicinal Si(111) surface at about 800 C with a direct current in the direction that ascends the kinks enhances the formation of atomically straight step edges over micrometer lengths, while annealing with a…

材料科学 · 物理学 2007-05-23 S. Yoshida , T. Sekiguchi , K. M. Itoh

Starting from the linear sigma model with constituent quarks we derive the chiral fluid dynamics where hydrodynamic equations for the quark fluid are coupled to the equation of motion for the order-parameter field. In a static system at…

核理论 · 物理学 2015-06-18 Igor N. Mishustin , Tomoi Koide , Gabriel S. Denicol , Giorgio Torrieri

Long-ranged step-step attractions destabilize the vicinal crystal surfaces. Their competition with shorter-ranged step-step repulsions results in self-organized patterns. The exponent in the time-scaling of their characteristic size is…

材料科学 · 物理学 2010-11-09 Vesselin Tonchev , Bogdan Ranguelov , Diana Staneva

In this paper we study the non-relativistic dynamic of a charged particle in the electromagnetic field induced by a periodically time dependent current J along an infinitely long and infinitely thin straight wire. The motions are described…

数学物理 · 物理学 2022-07-27 Manuel Garzón , Stefano Marò

We present a predictive model of the nonlinear phase of the Weibel instability induced by two symmetric, counter-streaming ion beams in the non-relativistic regime. This self-consistent model combines the quasilinear kinetic theory of…

等离子体物理 · 物理学 2015-04-08 C. Ruyer , L. Gremillet , A. Debayle , G. Bonnaud

We develop a mean-field model to examine the stability of a `quasi-2D suspension' of elongated particles embedded within a viscous membrane. This geometry represents several biological and synthetic settings, and we reveal mechanisms by…

流体动力学 · 物理学 2024-05-22 Harishankar Manikantan

The effect of strong anisotropy on the Fermi line of a system of correlated electrons is studied in two space dimensions, using renormalization group techniques. Inflection points change the scaling exponents of the couplings, enhancing the…

强关联电子 · 物理学 2009-10-30 J. Gonzalez , F. Guinea , M. A. H. Vozmediano

We consider the influence of electric field gradients on the phase behavior of nonpolar binary mixtures. Small fields give rise to smooth composition profiles, whereas large enough fields lead to a phase-separation transition. The critical…

统计力学 · 物理学 2015-05-13 Sela Samin , Yoav Tsori

Kinetic numerical simulations of the evolution of the Weibel instability during the full nonlinear regime are presented. The formation of strong distortions in the electron distribution function resulting in formation of strong peaks in it…

等离子体物理 · 物理学 2015-05-19 L. Palodhi , F. Califano , F. Pegoraro

The impact of a weak electric field on the weak-localization corrections is studied within the framework of a nonlinear sigma-model. Two scaling regimes are obtained. In one, the scaling is dominated by temperature; in the other, by the…

统计力学 · 物理学 2009-11-10 O. Bleibaum , D. Belitz

We provide analytical results for the perturbative correction to the current-voltage relation through a vibrating molecule for weak electron-phonon coupling. The nonlinear conductance exhibits a step-like feature at $eV=\hbar \omega_0$,…

介观与纳米尺度物理 · 物理学 2008-03-14 R. Egger , A. O. Gogolin