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相关论文: Electrical double layer: revisit based on boundary…

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We analyze the simplest problem of electrochemical relaxation in more than one dimension - the response of an uncharged, ideally polarizable metallic sphere (or cylinder) in a symmetric, binary electrolyte to a uniform electric field. In…

材料科学 · 物理学 2009-11-11 Kevin T. Chu , Martin Z. Bazant

The linearized problem of plasma oscillations in layer (particularly, in thin films) in external longitudinal alternating electric field is solved analytically. Specular - accommodative boundary conditions of electron reflection from the…

数学物理 · 物理学 2011-04-12 A. V. Latyshev , A. A. Yushkanov

Ionic liquids (ILs) are appealing electrolytes for their favorable physicochemical properties. However, despite their longstanding use, understanding the capacitive behavior of ILs remains challenging. This is largely due to the formation…

软凝聚态物质 · 物理学 2024-01-02 YeongKyu Lee , JunBeom Cho , Yongkyu Lee , Won Bo Lee , YongSeok Jho

We study the effect of boundary conditions on vacuum polarization for charged scalar fields in two space-time dimensions. We find that both Dirichlet and Neumann boundary conditions lead to screening. In the Dirichlet case, the vacuum…

高能物理 - 理论 · 物理学 2021-01-22 Jonathan Wernersson , Jochen Zahn

Lower bound for ${\bar \rho}''(0)$, the second derivative of the spherically averaged atomic electronic density at the nucleus, and upper bound for ${\bar \rho}'''(0)$, the third derivative, are obtained respectively. It is shown that, for…

原子物理 · 物理学 2009-11-13 Zhixin Qian

Mean-field electrostatics is used to calculate the bending moduli of an electric double layer for fixed surface charge density of a macroion in a symmetric 1:1 electrolyte. The resulting expressions for bending stiffness, Gaussian modulus,…

软凝聚态物质 · 物理学 2018-08-06 Guilherme Volpe Bossa , Bjorn K. Berntson , Sylvio May

Metal-oxide surfaces act as both Br{\o}nsted acids and bases, which allows the exchange of protons with the electrolyte solution and generates either positive or negative proton charges depending on the environmental pH. These interfacial…

化学物理 · 物理学 2024-08-13 Lisanne Knijff , Mei Jia , Chao Zhang

The distribution of electrons and of electrical at the free surface if strange quark matter are determined within the framework of the MIT bag model. It is shown that, with the allowance for the betta-decay of quarks near the surface due to…

天体物理学 · 物理学 2014-10-13 G. S. Hajyan

The screened Coulomb interaction between uniformly charged flat plates is considered at very small plate separations for which the Debye layers are strongly overlapped, in the limit of small electrical potentials. If the plates are of…

软凝聚态物质 · 物理学 2017-02-06 Sandip Ghosal , John D. Sherwood

The phase diagram of the two-dimensional t-J model is determined accurately at low electron density by a combination of analytic and numerical techniques. The ground state exhibits three phases in the limit of zero electron density: an…

凝聚态物理 · 物理学 2009-10-22 C. Stephen Hellberg , Efstratios Manousakis

Vacuum expectation values of the field square and the energy-momentum tensor for the electromagnetic field are investigated for the geometry of a wedge with a coaxal cylindrical boundary. All boundaries are assumed to be perfectly…

高能物理 - 理论 · 物理学 2008-11-26 A. A. Saharian

In the study of colloidal, biological and electrochemical systems, it is customary to treat surfaces, macromolecules and electrodes as homogeneously charged. This simplified approach is proven successful in most cases, but fails to describe…

软凝聚态物质 · 物理学 2022-08-04 Ram M. Adar , David Andelman , Haim Diamant

In this chapter we introduce a microscopic modelling of the surplus electrons on the plasma wall which complements the classical description of the plasma sheath. First we introduce a model for the electron surface layer to study the…

等离子体物理 · 物理学 2013-03-29 Rafael L. Heinisch , Franz X. Bronold , Holger Fehske

We develop a simple Landau-Ginzburg-type continuum theory of solvent-free ionic liquids and use it to predict the structure of the electrical double layer. The model captures overscreening from short-range correlations, dominant at small…

经典物理 · 物理学 2015-05-20 Martin Z. Bazant , Brian D. Storey , Alexei A. Kornyshev

We solve the nonlinear Poisson-Boltzmann equation for two parallel and likely charged plates both inside a symmetric elecrolyte, and inside a 2 : 1 asymmetric electrolyte, in terms of Weierstrass elliptic functions. From these solutions we…

经典物理 · 物理学 2013-05-29 Xiangjun Xing

Spectral asymptotics of linear periodic elliptic operators with indefinite (sign-changing) density function is investigated in perforated domains with the two-scale convergence method. The limiting behavior of positive and negative…

偏微分方程分析 · 数学 2012-08-23 Hermann Yonta Douanla

The phenomenon associated with inhomogeneous distribution of electron density is known as a charge ordering. In this work, we study the zero-bandwidth limit of the extended Hubbard model, which can be considered as a simple effective model…

强关联电子 · 物理学 2017-10-06 Konrad Jerzy Kapcia , Jan Barański , Andrzej Ptok

In this paper we investigate the extension of the charged Riemannian Penrose inequality to the case where charges are present outside the horizon. We prove a positive result when the charge densities are compactly supported, and present a…

广义相对论与量子宇宙学 · 物理学 2015-06-23 Marcus Khuri , Gilbert Weinstein , Sumio Yamada

We propose a simple five-dimensional extension of the Standard Model (SM) without any Higgs potential nor any extra fields. A Higgs doublet lives in the bulk of a flat line segment and its boundary condition is Dirichlet at the ends of the…

高能物理 - 唯象学 · 物理学 2011-06-30 Naoyuki Haba , Kin-ya Oda , Ryo Takahashi

We express the Noether charge entropy density of a black brane in anti-deSitter space in terms of local operators in the anti-deSitter space bulk. We find that Wald's expression for the Noether charge entropy needs to be modified away from…

高能物理 - 理论 · 物理学 2010-12-14 Ram Brustein , Dan Gorbonos