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We propose a universal experiment to measure the differential Casimir force between a Au-coated sphere and two halves of a structured plate covered with a P-doped Si overlayer. The concentration of free charge carriers in the overlayer is…

其他凝聚态物理 · 物理学 2017-05-31 G. Bimonte , G. L. Klimchitskaya , V. M. Mostepanenko

This paper extends our recent study on Casimir friction forces for dielectric plates moving parallel to each other [J. S. H{\o}ye and I. Brevik, Eur. Phys. J. D {\bf 68}, 61 (2014)], to the case where the plates are no longer restricted to…

量子物理 · 物理学 2015-06-11 Johan S. Høye , Iver Brevik

The Casimir force between parallel plates of arbitrary kind is shown to be simply related to the plates transmission and reflection coefficient. A trivial application of this general relation leads to the known Lifshitz force between…

高能物理 - 理论 · 物理学 2007-05-23 O. Kenneth

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

The Casimir effect in an inhomogeneous dielectric is investigated using Lifshitz's theory of electromagnetic vacuum energy. A permittivity function that depends continuously on one Cartesian coordinate is chosen, bounded on each side by…

量子物理 · 物理学 2015-05-14 T. G. Philbin , C. Xiong , U. Leonhardt

An extended Drude model, termed as the Gurzhi model, which takes into account the electron-phonon and electron-electron interactions, is applied to calculate the Casimir force between two metallic plates. It is shown that although the…

介观与纳米尺度物理 · 物理学 2020-02-20 G. L. Klimchitskaya , V. M. Mostepanenko , Kailiang Yu , L. M. Woods

Based on the photon-exciton Hamiltonian a microscopic theory of the Casimir problem for dielectrics is developed. Using well-known many-body techniques we derive a perturbation expansion for the energy which is free from divergences. In the…

量子物理 · 物理学 2007-05-23 Luca Valeri , Gunter Scharf

We study the lateral Casimir force between corrugated dielectric plates. We use the dielectric contrast perturbation theory [R. Golestanian, {\it Phys. Rev. Lett.} {\bf 95}, 230601, (2005)], which allows us to consider arbitrary…

量子物理 · 物理学 2014-09-17 Arash Azari , MirFaez Miri

The energy of fluctuating electromagnetic field is investigated for the thermal Casimir force acting between parallel plates made of real metal. It is proved that for nondissipative media with temperature independent dielectric permittivity…

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

We consider the thermal Casimir effect in systems of parallel plates coupled to a mass-less free field theory via quadratic interaction terms which suppress (i) the field on the plates (ii) the gradient of the field in the plane of the…

统计力学 · 物理学 2009-01-27 David S. Dean

We calculate the Casimir force between two parallel ideal metal plates when there is an intervening chiral medium present. Making use of methods of quantum statistical mechanics we show how the force can be found in a simple and compact…

量子物理 · 物理学 2020-02-26 Johan S. Høye , Iver Brevik

From energy considerations there is reason to expect that the work done by Casimir forces during a slow displacement of the parallel plates reflects the free energy of the surface tension of the adjacent surfaces. We show this explicitly,…

量子物理 · 物理学 2017-05-30 J. S. Høye , I. Brevik

We find the joint effect of non-zero temperature and finite conductivity onto the Casimir force between real metals. Configurations of two parallel plates and a sphere (lens) above a plate are considered. Perturbation theory in two…

量子物理 · 物理学 2009-11-06 M. Bordag , B. Geyer , G. L. Klimchitskaya , V. M. Mostepanenko

The Van Kampen method is used to calculate the Casimir force for two dielectric layers. Several terms of Lorentz oscillators are used in the permittivity model. A conductive dielectric (metal) with the Drude model is considered as a special…

量子物理 · 物理学 2025-08-04 Michael Davidovich

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 apply general formalism of quantum field theory and addition theorem for Bessel functions to derive formula for the Casimir-Polder energy of interaction between a polarizable particle and a dilute dielectric ball and Casimir energy of a…

高能物理 - 理论 · 物理学 2007-05-23 Valery N. Marachevsky

We study the electromagnetic Casimir interaction of a compact object contained inside a closed cavity of another compact object. We express the interaction energy in terms of the objects' scattering matrices and translation matrices that…

量子物理 · 物理学 2010-11-16 Saad Zaheer , Sahand Jamal Rahi , Thorsten Emig , Robert L. Jaffe

The Casimir-Lifhitz force acts between neutral material bodies and is due to the fluctuations (around zero) of the electrical polarizations of the bodies. This force is a macroscopic manifestation of the van der Waals forces between atoms…

量子物理 · 物理学 2022-01-28 Iver Brevik , Boris Shapiro

We investigate the dynamics of thermal Casimir interactions between plates described within a living conductor model, with embedded mobile anions and cations, whose density field obeys a stochastic partial differential equation which can be…

统计力学 · 物理学 2015-06-18 David S. Dean , Rudolf Podgornik

We develop an exact method for computing the Casimir energy between arbitrary compact objects, both with boundary conditions for a scalar field and dielectrics or perfect conductors for the electromagnetic field. The energy is obtained as…

量子物理 · 物理学 2008-11-26 T. Emig , R. L. Jaffe