Results 31 to 40 of about 1,410,787 (301)

Reflectionless anisotropic multilayers for both polarisations at grazing incidence

open access: yesEPJ Applied Metamaterials, 2022
We find a method for designing anisotropic multilayer profiles that are reflectionless at grazing incidence, for both electromagnetic polarisations.
Patient Dean A., Horsley Simon A.R.
doaj   +1 more source

The theory of generalized micropolar thermoelastic diffusion with double porosity [PDF]

open access: yesTheoretical and Applied Mechanics, 2022
The main purpose of the paper is to derive the constitutive relations and field equations for anisotropic micropolar thermoelastic medium with mass diffusion and double porosity.
Kansal Tarun
doaj   +1 more source

Dislocations in an Anisotropic Swift-Hohenberg Equation [PDF]

open access: yesCommunications in Mathematical Physics, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Haragus, Mariana, Scheel, Arnd
openaire   +2 more sources

SURFACE EFFECT DUE TO INCIDENT PLANE SURFACE HORIZONTAL WAVES

open access: yesInternational Islamic University Malaysia Engineering Journal, 2012
Surface effect due to incident plane surface horizontal waves through anisotropic elastic materials is studied. Mathematical formulation over the modeled earth's alluvial valley is transformed into integral equations.
Jeffry Kusuma
doaj   +1 more source

On anisotropic diffusion equations for label propagation

open access: yesCoRR, 2020
In many problems in data classification one wishes to assign labels to points in a point cloud with a certain number of them being already correctly labeled. In this paper, we propose a microscopic ODE approach, in which information about correct labels is propagated to neighboring points.
Lisa Maria Kreusser   +1 more
openaire   +3 more sources

Pressure‐robustness for the Stokes equations on anisotropic meshes [PDF]

open access: yesPAMM, 2021
AbstractPressure‐robustness has been widely studied since the conception of the notion and the introduction of the reconstruction approach for classical mixed methods in [1]. Using discretizations capable of yielding velocity solutions that are independent of the pressure approximation has been recognized as essential, and a large number of recent ...
openaire   +3 more sources

On Kolmogorov equations for anisotropic multivariate Lévy processes [PDF]

open access: yesFinance and Stochastics, 2009
For d-dimensional exponential Lévy models, variational formulations of the Kolmogorov equations arising in asset pricing are derived. Well-posedness of these equations is verified. Particular attention is paid to pure jump, d-variate Lévy processes built from parametric, copula dependence models in their jump structure.
Reich, N., Schwab, Christoph, Winter, C.
openaire   +4 more sources

EXACT SOLUTIONS OF THE PHOTON EQUATION IN ANISOTROPIC SPACETIMES [PDF]

open access: yesInternational Journal of Modern Physics D, 2005
In this paper we study the solution of the photon equation (the Massless Duffin–Kemmer–Petiau equation (mDKP)) in anisotropic expanding the Bianchi-I type spacetime using the Fourier analyze method. The harmonic oscillator behavior of the solutions is found. It is shown that Maxwell equations are equivalent to the photon equation.
Havare, Ali   +4 more
openaire   +4 more sources

Anisotropic Wave Turbulence for Reduced Hydrodynamics with Rotationally Constrained Slow Inertial Waves

open access: yesFluids, 2017
Kinetic equations for rapidly rotating flows are developed in this paper using multiple scales perturbation theory. The governing equations are an asymptotically reduced set of equations that are derived from the incompressible Navier-Stokes equations ...
Amrik Sen
doaj   +1 more source

Global Solution for the Generalized Anisotropic Navier–Stokes Equations with Large Data

open access: yesMathematical Modelling and Analysis, 2015
We are concerned with 3D incompressible generalized anisotropic Navier– Stokes equations with hyperdissipative term in horizontal variables. We prove that there exists a unique global solution for it with large initial data in anisotropic Besov space.
Daoyuan Fang, Bin Han
doaj   +1 more source

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