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It has been recently shown that randomly charged surfaces can exhibit long range electrostatic interactions even when they are net neutral. These forces depend on the specific realization of charge disorder and thus exhibit sample to sample…

软凝聚态物质 · 物理学 2011-12-30 David S. Dean , Ali Naji , Rudolf Podgornik

We review some of the recent results in the context of the Coulomb interaction between dielectric surfaces which are randomly charged but remain net-neutral on the average. Such surfaces are found to interact in vacuum with attractive…

软凝聚态物质 · 物理学 2012-09-18 David S. Dean , Ali Naji , Ronald R. Horgan , Jalal Sarabadani , Rudolf Podgornik

Randomly charged net-neutral dielectric slabs are shown to interact across a featureless dielectric continuum with long-range electrostatic forces that scale with the statistical variance of their quenched random charge distribution and…

软凝聚态物质 · 物理学 2015-06-05 Vahid Rezvani , Jalal Sarabadani , Ali Naji , Rudolf Podgornik

Monopolar charge disorder effects are studied in the context of fluctuation-induced interactions between neutral dielectric slabs. It is shown that quenched bulk charge disorder gives rise to an additive contribution to the net interaction…

其他凝聚态物理 · 物理学 2015-05-13 Ali Naji , David S. Dean , Jalal Sarabadani , Ron R. Horgan , Rudolf Podgornik

We investigate the effect of quenched surface charge disorder on electrostatic interactions between two charged surfaces in the presence of dielectric inhomogeneities and added salt. We show that in the linear weak-coupling regime (i.e., by…

软凝聚态物质 · 物理学 2007-05-23 Rudolf Podgornik , Ali Naji

We investigate the effect of monopolar charge disorder on the classical fluctuation-induced interactions between randomly charged net-neutral dielectric slabs and discuss various generalizations of recent results (A. Naji et al., Phys. Rev.…

软凝聚态物质 · 物理学 2015-05-19 Jalal Sarabadani , Ali Naji , David S. Dean , Ron R. Horgan , Rudolf Podgornik

In this work, we consider a torque caused by the well known quantum mechanical Casimir effect arising from quantized field fluctuations between plates with inhomogeneous, sharply discontinuous, dielectric properties. While the Casimir…

高能物理 - 理论 · 物理学 2014-04-18 William Long , Lucas Schuermann

Effect of static charges on charge carrier transport in disordered organic materials is considered. Long range nature of Coulomb interaction requires to take into consideration a finite thickness of the transport layer. Presence of…

无序系统与神经网络 · 物理学 2007-05-23 Sergey Novikov

We study the thermal fluctuation induced interactions between two surfaces containing Brownian charges which are held at different temperatures. Using a dynamical form of Debye-H\"uckel theory implemented within the stochastic equation for…

统计力学 · 物理学 2015-12-11 B. -S. Lu , D. S. Dean , R. Podgornik

We investigate the effect of quenched surface disorder on effective interactions between two planar surfaces immersed in fluids which are near criticality and belong to the Ising bulk universality class. We consider the case that, in the…

统计力学 · 物理学 2017-12-06 A. Maciolek , O. Vasilyev , V. Dotsenko , S. Dietrich

We study the stochastic dynamics of an electrolyte driven by a uniform external electric field and show that it exhibits generic scale invariance despite the presence of Debye screening. The resulting long-range correlations give rise to a…

软凝聚态物质 · 物理学 2021-04-21 Saeed Mahdisoltani , Ramin Golestanian

We show that an isotropic dipolar particle in the vicinity of a substrate made of nonreciprocal plasmonic materials can experience a lateral Casimir force and torque when the particle's temperature differs from that of the slab and the…

From the generalized fluctuation-dissipation theorem, it is known that a body at rest made of nonreciprocal material may experience a torque, even in vacuum, if it is not in thermal equilibrium with its environment. However, it does not…

量子物理 · 物理学 2024-05-28 Kimball A. Milton , Xin Guo , Gerard Kennedy , Nima Pourtolami , Dylan M. DelCol

The interaction between a polarizable particle and a reflecting wall is examined. A macroscopic approach is adopted in which the averaged force is computed from the Maxwell stress tensor. The particular case of a perfectly reflecting wall…

量子物理 · 物理学 2009-10-31 L. H. Ford

Static flexoelectric effect in a finite sample of a solid is addressed in terms of phenomenological theory for the case of a thin plate subjected to bending. It has been shown that despite an explicit asymmetry inherent to the bulk…

材料科学 · 物理学 2015-05-30 Alexander K. Tagantsev , Alexander S. Yurkov

We develop a general formalism to investigate the effect of quenched fixed charge disorder on effective electrostatic interactions between charged surfaces in a one-component (counterion-only) Coulomb fluid. Analytical results are…

软凝聚态物质 · 物理学 2009-11-11 Ali Naji , Rudolf Podgornik

We study the effective interaction mediated by strongly coupled Coulomb fluids between dielectric surfaces carrying quenched, random monopolar charges with equal mean and variance, both when the Coulomb fluid consists only of mobile…

软凝聚态物质 · 物理学 2020-10-01 Malihe Ghodrat , Ali Naji , Haniyeh Komaie-Moghaddam , Rudolf Podgornik

We generalize the predictions for attractions between over-all neutral surfaces induced by charge fluctuations/correlations to non-uniform systems that include dielectric discontinuities, as is the case for mixed charged lipid membranes in…

软凝聚态物质 · 物理学 2009-10-31 Rebecca Menes , Philip Pincus , Bean Stein

Long-ranged attractions across water between two surfaces that are randomly covered with (mobile) positive and negative charge domains have been attributed to induced correlation of the charges (positive lining up with negative) as the…

软凝聚态物质 · 物理学 2012-10-30 Gilad Silbert , Dan Ben-Yaakov , Yael Dror , Susan Perkin , Nir Kampf , Jacob Klein

The generalized elastic model encompasses several physical systems such as polymers, membranes, single file systems, fluctuating surfaces and rough interfaces. We consider the case of an applied localized potential, namely an external force…

统计力学 · 物理学 2012-03-16 Alessandro Taloni , Aleksei Chechkin , Joseph Klafter
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