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相关论文: Casimir interactions in Ising strips with boundary…

200 篇论文

We consider the decay of the thermodynamic Casimir force in phases with a finite correlation length. For the case of the strip, we use properties of low energy two-dimensional field theory to show that the decay depends on the symmetry…

统计力学 · 物理学 2015-01-13 Gesualdo Delfino , Alessio Squarcini

We discuss recent experimental and theoretical results on the Casimir force between real material bodies made of different materials. Special attention is paid to calculations of the normal Casimir force acting perpendicular to the surface…

量子物理 · 物理学 2011-03-10 G. L. Klimchitskaya

The Casimir force is calculated analytically for configurations of two parallel plates and a spherical lens (sphere) above a plate with account of nonzero temperature, finite conductivity of the boundary metal and surface roughness. The…

量子物理 · 物理学 2009-11-07 B. Geyer , G. L. Klimchitskaya , V. M. Mostepanenko

Measurements of the Casimir force are used to obtain stronger constraints on the parameters of hypothetical interactions predicted in different unification schemes beyond the Standard Model. We review new strong constraints on the…

高能物理 - 唯象学 · 物理学 2015-06-03 V. M. Mostepanenko , V. B. Bezerra , G. L. Klimchitskaya , C. Romero

In order to compare recent experimental results with theoretical predictions we study the influence of finite conductivity of metals on the Casimir effect. The correction to the Casimir force and energy due to imperfect reflection and…

量子物理 · 物理学 2023-04-14 Astrid Lambrecht , Cyriaque Genet , Serge Reynaud

There has been recent criticism of our approach to the Casimir force between real metallic surfaces at finite temperature, saying it is in conflict with the third law of thermodynamics and in contradiction with experiment. We show that…

量子物理 · 物理学 2009-11-11 J. S. Hoye , I. Brevik , J. B. Aarseth , K. A. Milton

We calculate the Casimir force between two parallel plates if the boundary conditions for the photons are modified due to presence of the Chern-Simons term. We show that this effect should be measurable within the present experimental…

高能物理 - 理论 · 物理学 2008-11-26 M. Bordag , D. V. Vassilevich

The Casimir force between two ideal conducting surfaces is a special (zero temperature) limit of a more general theory due to Lifshitz. The temperature dependent theory includes correlations in coupled quantum and classical fluctuation…

量子物理 · 物理学 2020-07-03 L. R. Fisher , B. W. Ninham

The Casimir effect in graphene systems is reviewed with emphasis made on the large thermal correction to the Casimir force predicted at short separations between the test bodies. The computational results for the Casimir pressure and for…

量子物理 · 物理学 2022-11-15 G. L. Klimchitskaya , U. Mohideen , V. M. Mostepanenko

We establish strict upper limits for the Casimir interaction between multilayered structures of arbitrary dielectric or diamagnetic materials. We discuss the appearance of different power laws due to frequency-dependent material constants.…

量子物理 · 物理学 2009-11-10 Carsten Henkel , Karl Joulain

We calculate the Casimir force and free energy for plane metallic mirrors at non-zero temperature. Numerical evaluations are given with temperature and conductivity effects treated simultaneously. The results are compared with the…

量子物理 · 物理学 2009-11-06 Cyriaque Genet , Astrid Lambrecht , Serge Reynaud

The standard expression of the high-temperature Casimir force between perfect conductors is obtained by imposing macroscopic boundary conditions on the electromagnetic field at metallic interfaces. This force is twice larger than that…

统计力学 · 物理学 2009-11-11 P. R. Buenzli , Ph. A. Martin

The normal Casimir force between a sinusoidally corrugated gold coated plate and a sphere was measured at various angles between the corrugations using an atomic force microscope. A strong dependence on the orientation angle of the…

量子物理 · 物理学 2015-06-12 A. A. Banishev , J. Wagner , T. Emig , R. Zandi , U. Mohideen

Casimir forces in a critical media are produced by spatial suppression of order parameter fluctuations. In this paper we address the question how fluctuations of a critical media relates the magnitude of critical Casimir interactions.…

统计力学 · 物理学 2019-01-02 Oleg A. Vasilyev

A novel approach for calculating Casimir forces between periodically deformed objects is developed. This approach allows, for the first time, a rigorous non-perturbative treatment of the Casimir effect for disconnected objects beyond…

统计力学 · 物理学 2010-12-17 Thorsten Emig

The Casimir force due to a massless scalar field satisfying Dirichlet boundary conditions may attract or repel a piston in the neck of a flask-like container. Using the world-line formalism this behavior is related to the competing…

量子物理 · 物理学 2009-02-11 Martin Schaden

We investigate the possibility of measuring the thermal Casimir force and its gradient in the configuration of a plate and a microfabricated cylinder attached to a micromachined oscillator. The Lifshitz-type formulas in this configuration…

量子物理 · 物理学 2015-05-20 R. S. Decca , E. Fischbach , G. L. Klimchitskaya , D. E. Krause , D. Lopez , V. M. Mostepanenko

This work is aimed at studying the influence of critical Casimir effects on energetic properties of curved defect lines in the frame of 2D Ising model. Two types of defect curves were investigated. We start with a simple task of globule…

统计力学 · 物理学 2023-03-01 Sergey D. Mostovoy , Oleg V. Pavlovsky

We calculate the dependence of the Casimir force on the isotopic composition of the interacting objects. This dependence arises from the subtle influence of the nuclear masses on the electronic properties of the bodies. We discuss the…

量子物理 · 物理学 2009-11-07 Dennis E. Krause , Ephraim Fischbach

A multiple scattering formulation is used to calculate the force, arising from fluctuating scalar fields, between distinct bodies described by $\delta$-function potentials, so-called semitransparent bodies. (In the limit of strong coupling,…

高能物理 - 理论 · 物理学 2008-11-26 Kimball A. Milton , Jef Wagner