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We derive an expression for the Casimir force between slabs with arbitrary dielectric properties characterized by their reflection coefficients. The formalism presented here is applicable to media with a local or a non-local dielectric…

量子物理 · 物理学 2007-05-23 W. L. Mochan , C. Villarreal , R. ESquivel-Sirvent

The physical origin of the Casimir force is connected with the existence of zero-point and thermal fluctuations. The Casimir effect is very general and finds applications in various fields of physics. This review is limited to the rapid…

其他凝聚态物理 · 物理学 2014-11-18 G. L. Klimchitskaya , U. Mohideen , V. M. Mostepanenko

The Casimir force between macroscopic bodies is well understood, but not the Casimir stress inside bodies. Suppose empty space or a uniform medium meets a soft wall where the refractive index is continuous but its derivative jumps. For this…

量子物理 · 物理学 2017-11-15 Itay Griniasty , Ulf Leonhardt

We provide a model to investigate the tension between information aggregation and spread of misinformation in large societies (conceptualized as networks of agents communicating with each other). Each individual holds a belief represented…

信息论 · 计算机科学 2009-06-30 Daron Acemoglu , Asuman Ozdaglar , Ali ParandehGheibi

Since October 2010, the Chemistry-Biology Combined Major Program (CBCMP), an international course taught in English at Osaka University, has been teaching small classes (no more than 20 in size). We present data from the Force Concept…

物理教育 · 物理学 2015-03-30 Allan L. Alinea , Wade Naylor

We analyze the transverse intersubstrate pseudo-Casimir force, arising as a result of thermal fluctuations of the liquid crystalline layers of a smectic-A film confined between two planar substrates in a bookshelf geometry, in which the…

软凝聚态物质 · 物理学 2020-10-01 Fahimeh Karimi Pour Haddadan , Ali Naji , Rudolf Podgornik

This Resource Letter provides a guide to the literature on van der Waals and Casimir-Polder forces. Journal articles, books, and other documents are cited on the following topics: van der Waals forces, retarded dispersion forces or…

其他凝聚态物理 · 物理学 2015-05-27 Kimball A. Milton

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 primary focus of this dissertation is the study of the Casimir effect and the possibility that this phenomenon may serve as a mechanism to mediate higher dimensional stability, and also as a possible mechanism for creating a small but…

广义相对论与量子宇宙学 · 物理学 2009-01-26 Richard K. Obousy

Both theoretical interest and practical significance attach to the sign and strength of Casimir forces. A famous, discouraging no-go theorem states that "The Casimir force between two bodies with reflection symmetry is always attractive."…

介观与纳米尺度物理 · 物理学 2019-03-13 Qing-Dong Jiang , Frank Wilczek

We investigate repulsive Casimir force between slabs containing left-handed materials with controllable electromagnetic properties. The sign of Casimir force is determined by the electric and magnetic properties of the materials, and it is…

量子物理 · 物理学 2008-03-25 Yaping Yang , Ran Zeng , Shutian Liu , Hong Chen , Shiyao Zhu

When masless excitations are limited or modified by the presence of material bodies one observes a force atcing between them generally called Casimir force. Such excitations are present in any fluid system close to its true bulk critical…

统计力学 · 物理学 2016-04-27 Daniel M. Dantchev , Vassil M. Vassilev , Peter A. Djondjorov

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

The strength with which a statement is made can have a significant impact on the audience. For example, international relations can be strained by how the media in one country describes an event in another; and papers can be rejected…

计算与语言 · 计算机科学 2014-06-03 Chenhao Tan , Lillian Lee

When talking to secondary school students, first impressions are crucial. Accidentally say something that sounds boring and you'll lose them in seconds. A physical demonstration can be an eye-catching way to begin an activity or spark off a…

物理教育 · 物理学 2016-06-14 Philip Pearce , Tom Shearer

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

The Casimir force between two parallel plates separated by anisotropic media is investigated. We theoretically calculate the Casimir force between two parallel plates when the interspace between the plates is filled with anisotropic media.…

量子物理 · 物理学 2015-06-29 Gang Deng , Bao-Hua Tan , Ling Pei , Ni Hu , Jin-Rong Zhu

In a recent paper [C. Raabe and D.-G. Welsch, Phys. Rev. A 71, 013814 (2005)] an electromagnetic energy-momentum tensor is suggested as an alternative to the Abraham-Minkowski tensor and is applied to calculations of Casimir forces in…

量子物理 · 物理学 2009-11-13 Iver Brevik , Simen A. Ellingsen

We show that exact results are obtained for the calculation of Casimir forces between arbitrary materials using the concept of surface impedances, obtaining in a trivial way the force in the limit of perfect conductors and also Lifshitz…

量子物理 · 物理学 2013-05-29 R. Esquivel , C. Villarreal , W. L. Mochan

The aim of this communication is to correct inaccurate statements presented in a Commentary on the paper titled: "Radiation forces and torque on a rigid elliptical cylinder in acoustical plane progressive and (quasi)standing waves with…

经典物理 · 物理学 2020-07-21 F. G. Mitri