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相关论文: Axion Electrodynamics from Infeld-van der Waerden …

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We propose a modification of Maxwell's macroscopic fundamental set of equations in vacuum in order to clarify Faraday's law of induction. Using this procedure, the Lorentz force is no longer separate from Maxwell's equations. The Lorentz…

经典物理 · 物理学 2009-10-17 Mario J. Pinheiro

At first glance, thermodynamic properties of gravity with asymptotically AdS conditions and those with box boundary conditions, where the spatial section of the boundary is a sphere of finite radius, appear similar. Both exhibit a similar…

广义相对论与量子宇宙学 · 物理学 2024-05-13 Shoichiro Miyashita

Particle production induced by a time-dependent background is well understood as the projection of the time-evolved initial state onto a set of final states. While the asymptotic initial and final states are well defined in the usual way,…

高能物理 - 唯象学 · 物理学 2022-11-23 Valerie Domcke , Yohei Ema , Kyohei Mukaida

We respond to a paper of Flambaum, et.al. [Phys. Rev. D95, no. 5, 058701 (2017)], claiming there is no effective induced oscillating electric dipole moment, e.g., for the electron, arising from interaction with an oscillating cosmic axion…

高能物理 - 唯象学 · 物理学 2017-04-04 Christopher T. Hill

We review the modern classical electrodynamics problems and present the related main fundamental principles characterizing the electrodynamical vacuum-field structure. We analyze the models of the vacuum field medium and charged point…

数学物理 · 物理学 2015-11-03 Nikolai N. Bogolubov , Denis Blackmore , Anatolij K. Prykarpatsky

We propose a method to reveal axions and axion-like particles based on interferometric measurement of neutron beams. We consider an interferometer in which the neutron beam is split in two sub-beams propagating in regions with differently…

高能物理 - 唯象学 · 物理学 2022-06-14 Antonio Capolupo , Salvatore Marco Giampaolo , Aniello Quaranta

We explore the properties of the equilibrium space of van der Waals thermodynamic systems. We use an invariant representation of the fundamental equation by using the law of corresponding states, which allows us to perform a general…

统计力学 · 物理学 2022-04-06 Hernando Quevedo , Maria N. Quevedo , Alberto Sanchez

This article studies the vortical nature and structure of phase-space holes -- nonlinear B.G.K. trapping modes found in the phase-space collision-free plasmas. A fluid-like outlook of the particles' phase-space is explored, which makes it…

等离子体物理 · 物理学 2024-09-10 Allen Lobo , Vinod Kumar Sayal

Macroscopic Maxwellian electrodynamics consists of four field quantities along with electric charges and electric currents. The fields occur in pairs, the primary ones being the electric and magnetic fields (E,B), and the other the…

经典物理 · 物理学 2019-03-06 Jonathan Gratus , Paul Kinsler , Martin W. McCall

It is shown that the nature of physical time requires the extended phase-space in mechanics to have a bundle structure with time as the 1-dimensional base manifold and the phase space as the fiber. This bundle picture of the extended phase…

广义相对论与量子宇宙学 · 物理学 2012-01-20 Pankaj Sharan

We quantize the Maxwell theory in the presence of a electric charge in a "dual" Loop Representation, i.e. a geometric representation of magnetic Faraday's lines. It is found that the theory can be seen as a theory without sources, except by…

高能物理 - 理论 · 物理学 2014-11-20 Lorenzo Leal

We treat continuum electrodynamics as an axiomatic formal theory based on the macroscopic Maxwell--Minkowski equations applied to a thermodynamically closed system consisting of an antireflection-coated block of a simple linear dielectric…

光学 · 物理学 2022-10-27 Michael E. Crenshaw

Standard axion electrodynamics has two closely related features. First, the coupling of a massless axion field to photons is quantized, in units proportional to the electric gauge coupling squared. Second, the equations of motion tell us…

高能物理 - 唯象学 · 物理学 2023-12-27 Ben Heidenreich , Jacob McNamara , Matthew Reece

Electromagnetic potentials allow for an alternative description of the Maxwell field, the electric and magnetic components of which emerge as gradients of the vector and the scalar potential. We provide a general relativistic analysis of…

广义相对论与量子宇宙学 · 物理学 2022-04-01 Panagiotis Mavrogiannis , Christos G. Tsagas

The formation of vortex structures at reflection of electron beam from the double layer of the Jupiter ionosphere is investigated in this paper. And also the influence of these vortex structures on the formation of dense upward electron…

地球与行星天体物理 · 物理学 2021-02-15 V. I. Maslov , O. K. Cheremnykh , A. P. Fomina , R. I. Kholodov , O. P. Novak , R. T. Ovsiannikov

The unified field is a Maxwell-Lorentz field. Maxwell-Lorentz equations for potentials in standard four-dimensional form are satisfied exactly. This is achieved by involving new fundamental field sources, strict definition of which requires…

综合物理 · 物理学 2007-05-23 Alexander S. Zazerskiy

Nonlinearities in a realistic axion field potential may play an important role in the cosmological dynamics. In this paper we use the Boltzmann code CLASS to solve the background and linear perturbations evolution of an axion field and…

广义相对论与量子宇宙学 · 物理学 2017-10-04 Francisco X. Linares Cedeño , Alma X. González-Morales , L. Arturo Ureña-López

The quantum dynamics of quasi-one-dimensional ring with varying electron filling factor is investigated in presence of external electric field. The system is modeled within Hubbard Hamiltonian with attractive Coulomb correlation, which…

超导电性 · 物理学 2016-04-21 Bradraj Pandey , Sudipta Dutta , Swapan K. Pati

The constraint equations in Maxwell theory are investigated. In analogy with some recent results on the constraints of general relativity it is shown, regardless of the signature and dimension of the ambient space, that the "divergence of a…

广义相对论与量子宇宙学 · 物理学 2018-12-27 István Rácz

The paper is devoted to the applications of the theory of dynamical systems to the theory of transport phenomena in metals in the presence of strong magnetic fields. More precisely, we consider the connection between the geometry of the…

数学物理 · 物理学 2021-05-18 A. Ya. Maltsev , S. P. Novikov