Results 41 to 50 of about 50,691 (245)

Nonlocal acoustic-mechanical metasurface for simultaneous and enhanced sound absorption and vibration reduction

open access: yesMaterials & Design
We propose an acoustic-mechanical metasurface with simultaneous sound absorption and vibration reduction functionalities. This acoustic-mechanical feature results from a nonlocal coupling effect in the designed composite meta-structure.
Haohan Zeng   +8 more
doaj   +1 more source

Mode Splitting Induced by Mesoscopic Electron Dynamics in Strongly Coupled Metal Nanoparticles on Dielectric Substrates

open access: yesNanomaterials, 2019
We study strong optical coupling of metal nanoparticle arrays with dielectric substrates. Based on the Fermi Golden Rule, the particle−substrate coupling is derived in terms of the photon absorption probability assuming a local dipole field.
Katarzyna Kluczyk-Korch   +3 more
doaj   +1 more source

From correlation to communication: Disentangling hidden factors from functional connectivity changes

open access: yesNetwork Neuroscience, 2023
While correlations in the BOLD fMRI signal are widely used to capture functional connectivity (FC) and its changes across contexts, its interpretation is often ambiguous.
Yuhua Yu   +2 more
doaj   +1 more source

Autowave structures in two-dimensional lattices of nonlocally coupled oscillators [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика, 2020
Objective. The aim of the research was to compare the dynamics of spiral and target structures including the dynamics of chimera states in ensembles with different nodes. Numeric simulations for autowave structures in two-dimensional ensembles of coupled
Buh, Andrej Vladimirovich   +2 more
doaj   +1 more source

Front and Turing patterns induced by Mexican-hat-like nonlocal feedback

open access: yes, 2015
We consider the effects of a Mexican-hat-shaped nonlocal spatial coupling, i.e., symmetric long-range inhibition superimposed with short-range excitation, upon front propagation in a model of a bistable reaction-diffusion system.
Schöll, Eckehard, Siebert, Julien
core   +1 more source

Nonlocal feedback in nonlinear systems [PDF]

open access: yes, 2010
A shifted or misaligned feedback loop gives rise to a two-point nonlocality that is the spatial analog of a temporal delay. Important consequences of this nonlocal coupling have been found both in diffusive and in diffractive systems, and include ...
Papoff, Francesco, Zambrini, Roberta
core   +2 more sources

Photonic realization of erasure-based nonlocal measurements

open access: yesNanophotonics, 2019
Relativity theory severely restricts the ability to perform nonlocal measurements in quantum mechanics. Studying such nonlocal schemes may thus reveal insights regarding the relations between these two fundamental theories.
Pan Wei-Wei   +8 more
doaj   +1 more source

Influence of additive noise on chimera and solitary states in neural networks [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика
The purpose of this work is to study numerically the influence of additive white Gaussian noise on the dynamics of a network of nonlocally coupled neuron models which are represented by FitzHugh–Nagumo oscillators.
Ryabchenko, Andrey Дмитриевич   +2 more
doaj   +1 more source

Nanoskyrmion engineering with $sp$-electron materials: Sn monolayer on SiC(0001) surface [PDF]

open access: yes, 2018
Materials with $sp$-magnetism demonstrate strongly nonlocal Coulomb interactions, which opens a way to probe correlations in the regimes not achievable in transition metal compounds.
Badrtdinov, Danis I.   +4 more
core   +4 more sources

A coupled interface-body nonlocal damage model for the analysis of FRP strengthening detachment from cohesive material

open access: yesFracture and Structural Integrity, 2013
In the present work, a new model of the FRP-concrete or masonry interface, which accounts for the coupling occurring between the degradation of the cohesive material and the FRP detachment, is presented; in particular, a coupled interface-body nonlocal ...
S. Marfia, E. Sacco, J. Toti
doaj   +3 more sources

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