Results 11 to 20 of about 16,850,393 (382)

Green function for hyperbolic media [PDF]

open access: yes, 2012
longitudinal and transverse components of the dielectric permittivity tensor have different signs. We analyze the dipole emission patterns for both dipole orientations with respect to the symmetry axis and for different signs of dielectric constants, and
Andrey S. Potemkin   +3 more
semanticscholar   +5 more sources

Estimates of the Green Function for the Fractional Laplacian Perturbed by Gradient [PDF]

open access: yes, 2010
The Green function of the fractional Laplacian of the differential order bigger than one and the Green function of its gradient perturbations are comparable for bounded smooth multidimensional open sets if the drift function is in an appropriate Kato ...
K. Bogdan, T. Jakubowski
semanticscholar   +4 more sources

GREEN FUNCTION MONTE CARLO WITH STOCHASTIC RECONFIGURATION [PDF]

open access: yes, 1998
A new method for the stabilization of the sign problem in the Green Function Monte Carlo technique is proposed. The method is devised for real lattice Hamiltonians and is based on an iterative ''stochastic reconfiguration'' scheme which introduces some ...
S. Sorella
semanticscholar   +4 more sources

The Green-function transform and wave propagation [PDF]

open access: yesFrontiers in Physics, 2014
Fourier methods well known in signal processing are applied to three-dimensional wave propagation problems. The Fourier transform of the Green function, when written explicitly in terms of a real-valued spatial frequency, consists of homogeneous and ...
Colin eSheppard   +2 more
doaj   +4 more sources

Three-Point Boundary Value Problems of Coupled Nonlocal Laplacian Equations

open access: yesMathematics, 2022
This paper discusses a kind of coupled nonlocal Laplacian evolution equation with Caputo time-fractional derivatives and proportional delays. Green function and mild solution are firstly established by employing the approach of eigenvalues’ expansions ...
Huizhen Qu, Jianwen Zhou, Tianwei Zhang
doaj   +1 more source

Simple and scalable synthesis of super-repellent multilayer nanocomposite coating on Mg alloy with mechanochemical robustness, high-temperature endurance and electric protection

open access: yesJournal of Magnesium and Alloys, 2022
Multi-functionalization is the future development direction for protective coatings on metal surface, but has not yet been explored a lot. The effective integration of multiple functions into one material remains a huge challenge.
Shuqi Wang   +6 more
doaj   +1 more source

Mechanics of 2D Elastic Stress Waves Propagation Impacted by Concentrated Point Source Disturbance in Composite Material Bars [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2020
Green’s function, an analytical approach in inhomogeneous linear differential equations, is the impulse response, which is applied for deriving the wave equation solution in composite materials mediums.
Abhinav Singhal, Soniya Chaudhary
doaj   +1 more source

Some observations on the Green function for the ball in the fractional Laplace framework [PDF]

open access: yes, 2015
We consider a fractional Laplace equation and we give a self-contained elementary exposition of the representation formula for the Green function on the ball.
Claudia Bucur
semanticscholar   +1 more source

Quantum Hermite–Hadamard inequality by means of a Green function

open access: yes, 2020
The purpose of this work is to present the quantum Hermite–Hadamard inequality through the Green function approach. While doing this, we deduce some novel quantum identities.
M. Adil Khan   +3 more
semanticscholar   +1 more source

Annealed estimates on the Green function [PDF]

open access: yes, 2013
We consider a random, uniformly elliptic coefficient field $$a(x)$$a(x) on the $$d$$d-dimensional integer lattice $$\mathbb {Z}^d$$Zd. We are interested in the spatial decay of the quenched elliptic Green function $$G(a;x,y)$$G(a;x,y).
Daniel Marahrens, F. Otto
semanticscholar   +1 more source

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