Results 51 to 60 of about 11,267,239 (183)

Rapid biotic homogenization of marine fish assemblages [PDF]

open access: yes, 2015
We acknowledge support from ERC advanced grant BioTIME (250189). A.E.M. also thanks the Royal Society. M.D. is grateful for support from the Scottish Funding Council (MASTS-grant reference HR09011). N.J.G. is supported by U. S.
Gotelli, Nicholas J   +12 more
core   +1 more source

Homogenization of Attractors to Reaction–Diffusion Equations in Domains with Rapidly Oscillating Boundary: Subcritical Case

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы
We consider the reaction–diffusion system of equations with rapidly oscillating terms in the equation and in boundary conditions in a domain with locally periodic oscillating boundary.
G.F. Azhmoldaev   +3 more
doaj   +1 more source

Micromechanical analysis of quantum dot-embedded smart nanocomposite materials

open access: yesComposites Part C: Open Access, 2020
A general micromechanical model based on asymptotic homogenization technique is developed for the analysis of anisotropic quantum dot-embedded smart nanocomposites with piezoelectrically active constituents.
Arif Alam   +2 more
doaj   +1 more source

Two Two‐Tier Stochastic Frontier Replications

open access: yesJournal of Applied Econometrics, EarlyView.
ABSTRACT We replicate the two foundational studies which proposed the two‐tier stochastic frontier model, first in the cross‐sectional setting and then for the fixed effects panel data model. We explore matters of software then and now, different mathematical formulations of the likelihood, and alternative current software tools.
Alecos Papadopoulos   +1 more
wiley   +1 more source

COMPUTATION OF EFFECTIVE PROPERTIES IN TWO-PHASE PIEZOCOMPOSITES WITH A RECTANGULAR PERIODIC ARRAY

open access: yesVisión Electrónica, 2014
Based on the Asymptotic Homogenization Method, the electromechanical global behavior of a two-phase piezoelectric unidirectional periodic fibrous composite is investigated.
Ransés Alfonso Rodríguez   +5 more
doaj  

A coupled multi-scale method for predicting the viscoelastic behavior of resin-based 3D braided composites

open access: yesMaterials & Design, 2020
A new alternative multi-scale calculation procedure was presented to characterize the time-dependent viscoelastic behaviors of resin-based three dimensional (3D) braided composites. The present investigation was processed based on micro-scale fiber/resin,
Jun-jun Zhai   +4 more
doaj   +1 more source

Resonant States Reveal Strong Light–Matter Coupling in Nanophotonic Cavities

open access: yesLaser &Photonics Reviews, EarlyView.
Photonic resonant states reveal characteristics of coupled light–matter systems that would otherwise be hidden by damping. Their trajectories (when tuning the optical resonance) undergo a qualitative change at the onset of strong coupling: They start swapping positions.
Jan David Fischbach   +5 more
wiley   +1 more source

Two-Scale Convergence of Stekloff Eigenvalue Problems in Perforated Domains

open access: yesBoundary Value Problems, 2010
By means of the two-scale convergence method, we investigate the asymptotic behavior of eigenvalues and eigenfunctions of Stekloff eigenvalue problems in perforated domains.
Douanla Hermann
doaj  

Effective elastic properties of the grid structure based on asymptotic homogenization method

open access: yesAIP Advances
This study develops a computational framework integrating the asymptotic homogenization method (AHM) for periodic microstructures and classical plate theory to predict the equivalent stiffness parameters of honeycomb grid sandwich plates. By constructing
Tao Gao   +4 more
doaj   +1 more source

Real‐Time Observation of Soliton Buildup and Self‐Organization in a GHz Harmonic Mode Locked Fiber Laser

open access: yesLaser &Photonics Reviews, EarlyView.
This image is an experimental recording of the buildup of harmonic mode‐locking in a fiber laser. The horizontal dimension corresponds to one cavity round trip, where the laser field intensity is displayed in a color scale. The vertical dimension is the evolution time in logarithmic scale, spanning from microseconds to seconds.
Qianqian Huang   +6 more
wiley   +1 more source

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