Results 11 to 20 of about 24,939 (274)

Electronic Maxwell’s equations

open access: yesNew Journal of Physics, 2020
To date, the wave nature of electron has been widely researched, together with its similarity to optics. To unify electronic waves and electromagnetic waves, we establish four equations analogous to Maxwell’s equations by expressing the Dirac equation in
Mingjie Li   +3 more
doaj   +1 more source

A nonlinear equivalent circuit model for flux density calculation of a permanent magnet linear synchronous motor [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2015
In this paper, a nonlinear magnetic equivalent circuit is presented as an analytical solution method for modeling of a permanent magnet linear synchronous motor (PMLSM). The accuracy of the proposed model is verified via comparing its simulation
Ghanaee Reza   +4 more
doaj   +1 more source

Nonlinear Maxwell Equations [PDF]

open access: yesJournal of Nonlinear Mathematical Physics, 1996
6 pages ...
openaire   +3 more sources

Methodological derivation of the eikonal equation

open access: yesDiscrete and Continuous Models and Applied Computational Science, 2023
Usually, when working with the eikonal equation, reference is made to its derivation in the monograph by Born and Wolf. The derivation of this equation was done rather carelessly.
Arseny V. Fedorov   +4 more
doaj   +1 more source

Perfect imaging: they don't do it with mirrors [PDF]

open access: yes, 2010
Imaging with a spherical mirror in empty space is compared with the case when the mirror is filled with the medium of Maxwell's fish eye. Exact time-dependent solutions of Maxwell's equations show that perfect imaging is not achievable with an electrical
Blaikie R J   +12 more
core   +2 more sources

Maxwell’s Equations on Cantor Sets: A Local Fractional Approach

open access: yesAdvances in High Energy Physics, 2013
Maxwell’s equations on Cantor sets are derived from the local fractional vector calculus. It is shown that Maxwell’s equations on Cantor sets in a fractal bounded domain give efficiency and accuracy for describing the fractal electric and magnetic fields.
Yang Zhao   +4 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

Perfect imaging with positive refraction in three dimensions [PDF]

open access: yes, 2009
Maxwell's fish eye has been known to be a perfect lens within the validity range of ray optics since 1854. Solving Maxwell's equations we show that the fish-eye lens in three dimensions has unlimited resolution for electromagnetic ...
J. C. Maxwell   +7 more
core   +2 more sources

On a differential inclusion related to the Born-Infeld equations [PDF]

open access: yes, 2013
We study a partial differential relation that arises in the context of the Born-Infeld equations (an extension of the Maxwell's equations) by using Gromov's method of convex integration in the setting of divergence free ...
Dacorogna B.   +6 more
core   +2 more sources

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

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