English
Related papers

Related papers: Electromigration theory unified

200 papers

The electromagnetic energy-momentum of a moving charged spherical capacitor may be calculated by a 4-vector Lorentz transformation from the energy in the rest frame. However, energy-momentum of the moving system computed directly from…

Classical Physics · Physics 2024-10-10 Ashok K. Singal

We address the problem of predicting saturation-dependent electrical conductivity {\sigma} in packings of spheres during drainage and imbibition. The effective-medium approximation (EMA) and the universal power law of percolation for…

Fluid Dynamics · Physics 2018-08-29 Behzad Ghanbarian , Muhammad Sahimi

The zero trace of the known energy-momentum tensors (EMT) of the electromagnetic field (EMF) leads to contradictions in the virial theorem for a system of charged particles and incorrect conclusions on the equilibrium state of the plasma.…

General Physics · Physics 2023-12-11 Yurii A. Spirichev

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…

Quantum Physics · Physics 2009-11-06 M. Bordag , B. Geyer , G. L. Klimchitskaya , V. M. Mostepanenko

Electrophoresis is a motion of charged dispersed particles relative to a fluid in a uniform electric field. The effect is widely used to separate macromolecules, to assemble colloidal structures, to transport particles in nano- and…

Soft Condensed Matter · Physics 2011-01-21 Oleg D. Lavrentovich , Israel Lazo , Oleg P. Pishnyak

The Green-function formalism for the electromagnetic field in a magnetoelectric (ME) medium is constructed, as a generalization of conventional Casimir theory. Zero temperature is assumed. It is shown how the formalism predicts…

Quantum Physics · Physics 2009-11-13 Ole Jakob Birkeland , Iver Brevik

We describe a class of unified theories of electromagnetism and gravity. The Lagrangian is of the BF type, with a potential for the B-field, the gauge group is U(2) (complexified). Given a choice of the potential function the theory is a…

General Relativity and Quantum Cosmology · Physics 2011-02-28 Alexander Torres-Gomez , Kirill Krasnov , Carlos Scarinci

The purpose of this work was to investigate historical claims of the existence of a longitudinal ElectroMagnetic (EM) force component acting on metallic atomic current elements in a direction parallel to the current flowing through them.…

Applied Physics · Physics 2025-11-21 Neal Graneau

We use bosonization to derive the effective field theory that properly describes ferromagnetic transition in one-dimensional itinerant electron systems. The resultant theory is shown to have dynamical exponent z=2 at tree leve and upper…

Strongly Correlated Electrons · Physics 2009-11-10 Kun Yang

Using a tight-binding Hamiltonian for phosphorene, we have calculated the real part of the polarizability and the corresponding dielectric function, Re$[\epsilon(\textbf{q},\omega)]$, at zero temperature (T = 0) with free carrier density…

Computational Physics · Physics 2018-09-11 Po Hsin Shih , Thi Nga Do , Godfrey Gumbs , Dipendra Dahal

Light emission by metals at room temperature is quenched by fast relaxation processes. Nevertheless, Mooradian reported in 1969 the observation of photoluminescence by metals pumped by a laser. Strikingly, while it is currently at the heart…

Optics · Physics 2024-06-07 Aurelian Loirette-Pelous , Jean-Jacques Greffet

Adherent cells exert traction forces on to their environment, which allows them to migrate, to maintain tissue integrity, and to form complex multicellular structures. This traction can be measured in a perturbation-free manner with…

The success of a ferroelectric tunnel junction (FTJ) depends on the asymmetry of electron tunneling as given by the tunneling electroresistance (TER) effect. This characteristic is mainly assessed considering three transport mechanisms:…

Mesoscale and Nanoscale Physics · Physics 2022-07-12 Titus Sandu , Catalin Tibeica , Rodica Plugaru , Oana Nedelcu , Neculai Plugaru

Electromigration-induced flow of islands and voids on the Cu(001) surface is studied at the atomic scale. The basic drift mechanisms are identified using a complete set of energy barriers for adatom hopping on the Cu(001) surface, combined…

Condensed Matter · Physics 2016-08-31 Hanoch Mehl , Ofer Biham , Oded Millo , Majid Karimi

Simple analytic formulas are considered for the energy radiated in low frequency bremsstrahlung from fully ionized gases. A formula that has been frequently cited over many years turns out to have only a limited range of validity, more…

Astrophysics of Galaxies · Physics 2019-05-08 Steven Weinberg

In the work, a modified effective medium theory is constructed for calculating the effective properties of thermoelectric composites with different values of percolation thresholds. It is shown that even at concentrations beyond the…

Materials Science · Physics 2020-06-23 Snarskii Andrei , Yuskevich Pavel

Optical pulling forces or tractor beams can pull particles against light propagation by redirecting the incident photons forward. This is typically achieved using Bessel beams with very small half-cone angles, which considerably limits its…

Optics · Physics 2020-08-19 R. Ali , F. A. Pinheiro , R. S. Dutra , P. A. Maia Neto

We present the results of the modeling of proton translocation in finite H-bonded chains in the framework of two-stage proton transport model. We explore the influence of reorientation motion of protons, as well as the effect of electric…

Biological Physics · Physics 2009-11-07 Natalie Pavlenko

This paper considers the analogy between the force exerted on cold atoms when they interact with a highly twisted tightly focused laser beam and the forces exerted on a charged dielectric particle inside a uniform electric field when we…

Quantum Physics · Physics 2019-02-20 V. E. Lembessis

It is predicted magnetic skyrmions can be controllably moved on surfaces using a focused laser beam. Here an absorbed power of the order 1 mW, focused to a spot-size of the order 10 $\mu$m, results in a local temperature increase of around…

Mesoscale and Nanoscale Physics · Physics 2023-01-24 Serban Lepadatu
‹ Prev 1 8 9 10 Next ›