Results 71 to 80 of about 395,904 (246)

Tailoring Effective Media by Mie Resonances of Radially-Anisotropic Cylinders

open access: yesPhotonics, 2015
This paper studies constructing advanced effective materials using arrays of circular radially-anisotropic (RA) cylinders. Homogenization of such cylinders is considered in an electrodynamic case based on Mie scattering theory.
Henrik Kettunen   +2 more
doaj   +1 more source

Totally homogeneous networks

open access: yesNational Science Review, 2019
Abstract In network science, the non-homogeneity of node degrees has been a concerning issue for study. Yet, with today's modern web technologies, the traditional social communication topologies have evolved from node-central structures into online cycle-based communities, urgently requiring new network theories and tools.
Dinghua Shi, Linyuan Lü, Guanrong Chen
openaire   +3 more sources

Mechanical Homogenization Increases Bacterial Homogeneity in Sputum [PDF]

open access: yesJournal of Clinical Microbiology, 2014
ABSTRACT Sputum obtained from patients with cystic fibrosis (CF) is highly viscous and often heterogeneous in bacterial distribution. Adding dithiothreitol (DTT) is the standard method for liquefaction prior to processing sputum for molecular detection assays.
Joshua R, Stokell   +2 more
openaire   +2 more sources

Homogenisation and the 'New Russian Citizen' : A Road to Stability or Ethnic Tension? [PDF]

open access: yesJournal on Ethnopolitics and Minority Issues in Europe, 2011
This article investigates the phenomenon of homogenizing policies in post-Yeltsin Russia. This consists of a series of measures that have effectively downgraded ethnicity and increased uniformity.
Federica Prina
doaj  

Fe2-homogenization of micromorphic elasto-plastic materials [PDF]

open access: yes, 2013
In this work, a homogenization strategy for a micromorphic–type inelastic material is presented. In the spirit of FE2, a representative volume element is attached to each macroscopic quadrature point.
Clasen, Heiko   +3 more
core  

Stochastic homogenization of viscous Hamilton-Jacobi equations and applications

open access: yes, 2013
We present stochastic homogenization results for viscous Hamilton-Jacobi equations using a new argument which is based only on the subadditive structure of maximal subsolutions (solutions of the "metric problem").
Armstrong, Scott N., Tran, Hung V.
core   +2 more sources

Homogenization of oscillating boundaries and applications to thin films

open access: yes, 2000
We prove a homogenization result for integral functionals in domains with oscillating boundaries, showing that the limit is defined on a degenerate Sobolev space. We apply this result to the description of the asymptotic behaviour of thin films with fast-
Ansini, Nadia, Braides, Andrea
core   +3 more sources

Homogenization: in Mathematics or Physics?

open access: yes, 2013
Homogenization appeared more than 100 years ago. It is an approach to study the macro-behavior of a medium by its micro-properties. In mathematics, homogenization theory considers the limitations of the sequences of the problems and its solutions when a ...
Yue, Shixin Xu Changrong Zhang Xingye
core  

Nonasymptotic Homogenization of Periodic Electromagnetic Structures: Uncertainty Principles

open access: yes, 2015
We show that artificial magnetism of periodic dielectric or metal/dielectric structures has limitations and is subject to at least two "uncertainty principles". First, the stronger the magnetic response (the deviation of the effective permeability tensor
Markel, Vadim A., Tsukerman, Igor
core   +3 more sources

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