Results 21 to 30 of about 8,467 (259)

The second Maxwell’s relativistic equations of a rapidaly rotating neutron star, based on ZAMO framework (zero angular momentum observers)

open access: yesJournal of Physics: Theories and Applications, 2017
The second Maxwell’s relativistic equations of a rapidaly rotating neutron star, based on ZAMO framework (Zero Angular Momentum Observers) has been formulated.
Atsnaita Yasrina   +3 more
doaj   +1 more source

Physics-constrained 3D convolutional neural networks for electrodynamics

open access: yesAPL Machine Learning, 2023
We present a physics-constrained neural network (PCNN) approach to solving Maxwell’s equations for the electromagnetic fields of intense relativistic charged particle beams.
Alexander Scheinker, Reeju Pokharel
doaj   +1 more source

Simulating backward wave propagation in metamaterial with radial basis functions

open access: yesResults in Applied Mathematics, 2019
In this paper we revisit the radial basis function (RBF) meshless method and implement it to solve the time-dependent Maxwell's equations in metamaterials.
Jichun Li, Bing Nan
doaj   +1 more source

Efficient explicit time integration for the simulation of acoustic and electromagnetic waves [PDF]

open access: yes, 2015
The efficient and accurate numerical simulation of time-dependent wave phenomena is of fundamental importance in acoustic, electromagnetic or seismic wave propagation.
Mehlin, Michaela
core   +1 more source

Aplikasi Aljabar Geometris Pada Teori Elektrodinamika Klasik

open access: yesJurnal Fourier, 2012
In this paper geometric algebra and its aplication in the theory of classical electrodynamic will  be studied. Geometric algebra provide many simplification and new insight in the theoretical formulation and physical aplication of theory.
Joko Purwanto
doaj   +1 more source

Maxwell’s equations as a special case of deformation of a solid lattice in Euler’s coordinates [PDF]

open access: yes, 2017
It is shown that the set of equations known as “Maxwell’s equations” perfectly describe two very different systems: (1) the usual electromagnetic phenomena in vacuum or in the matter and (2) the deformation of isotropic solid lattices, containing ...
G. Gremaud   +2 more
core   +1 more source

The pedagogical value of the fourdimensional picture: III. Solutions to Maxwell’s equations [PDF]

open access: yes, 2016
We outline a regular way for solving Maxwell’s equations. We take, as the starting point, the notion of vector potentials. The rationale for introducing this notion in electrodynamics is that the set of Maxwell’s equations is seemingly overdetermined.
Kosyakov, Boris Pavlovich   +2 more
core   +1 more source

Photonic crystal fibres: mapping Maxwell’s equations onto a Schrödinger equation eigenvalue problem [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2006
We consider photonic crystal fibres (PCFs) made from arbitrary base materials and introduce a short-wavelength approximation which allows for a mapping of the Maxwell’s equations onto a dimensionless eigenvalue equations which has the form of the ...
Mortensen Niels Asger
doaj   +1 more source

A domain decomposition method for solving the three-dimensional time-harmonic Maxwell equations discretized by discontinuous Galerkin methods

open access: yes, 2008
We present here a domain decomposition method for solving the three-dimensional time-harmonic Maxwell equations discretized by a discontinuous Galerkin method.
Dolean Maini, Victorita   +3 more
core   +1 more source

General relativistic theory of gravity and electricity

open access: yesRevista de Investigación de Física, 2022
As gravitation and electromagnetism are closely analogous long-range interactions, and the current formulation of gravitation is given in terms of geometry, we expect the latter also to appear throug the geometry.
Mississippi Valenzuela
doaj   +2 more sources

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