Results 51 to 60 of about 160,425 (302)

A general framework for stochastic traveling waves and patterns, with application to neural field equations

open access: yes, 2015
In this paper we present a general framework in which to rigorously study the effect of spatio-temporal noise on traveling waves and stationary patterns.
Brassesco S.   +4 more
core   +3 more sources

Three‐dimensional Antimony Sulfide Based Flat Optics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the development of a grayscale electron beam lithography (g‐EBL) method for fabricating antimony trisulfide (Sb2S3) nanostructures with customizable 3D profiles. The refractive index of g‐EBL patterned Sb2S3 is determined based on the synergy of genetic algorithm and transfer matrix method.
Wei Wang   +18 more
wiley   +1 more source

Existence and asymptotic of traveling wave fronts for the delayed Volterra-type cooperative system with spatial diffusion

open access: yesAdvances in Difference Equations, 2018
In the paper, we are concerned with the existence and the exponential asymptotic behavior of traveling waves for the delayed Volterra-type cooperative system with nonquasimonotone condition {∂u1(x,t)∂t=D1∂2u1(x,t)∂x2+r1u1(x,t)[1−a1u1(x,t)−b1u1(x,t−τ1 ...
Yanling Meng, Weiguo Zhang, Zhixian Yu
doaj   +1 more source

Helioseismic response to X2.2 solar flare of February 15, 2011

open access: yes, 2011
The X2.2-class solar flare of February 15, 2011, produced a powerful sunquake event, representing a helioseismic response to the flare impact in the solar photosphere, which was observed with the HMI instrument on the Solar Dynamics Observatory (SDO ...
Donea   +10 more
core   +1 more source

Nonlinear stability of shock-fronted travelling waves under nonlocal regularization

open access: yes, 2022
26 pages, 8 figures (12 images)
Lizarraga, Ian, Marangell, Robert
openaire   +2 more sources

OCTOID: A Soft Robotic System Featuring Programmable Shape Morphing and Dynamic Structural Coloration

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by octopuses, actuating legs based on soft materials are fabricated with programmed chiroptical properties and mechanical behaviors to achieve dynamic color modulation and reversible shape morphing, and these legs are developed into a modular OCTOID system.
Seung Hui Han   +8 more
wiley   +1 more source

Asymptotic behavior of traveling waves for a nonlocal epidemic model with delay

open access: yesElectronic Journal of Differential Equations, 2017
In this article we study the traveling wave solutions of a monostable nonlocal reaction-diffusion system with delay arising from the spread of an epidemic by oral-faecal transmission.
Haiqin Zhao
doaj  

Front location determines convergence rate to traveling waves

open access: yesAnnales de l'Institut Henri Poincaré C, Analyse non linéaire
We propose a novel method for establishing the convergence rates of solutions to reaction–diffusion equations to traveling waves. The analysis is based on the study of the traveling wave shape defect function introduced in An et. al. [Arch. Ration. Mech. Anal. 247 (2023), no. 5, article no. 88].
An, Jing   +2 more
openaire   +2 more sources

Surface Diffusion in SnTe‐PbTe Monolayer Lateral Heterostructures

open access: yesAdvanced Functional Materials, EarlyView.
The lateral heterostructures between 2D materials often suffer from the interdiffusion at the interfaces. Here, a surface diffusion mechanism is found to be dominating at the interfaces between semiconducting SnTe and PbTe monolayers. Atomically sharp interfaces can be achieved by suppressing this diffusion process. ABSTRACT The construction of complex
Jing‐Rong Ji   +9 more
wiley   +1 more source

Exponential stability of traveling fronts for a 2D lattice delayed differential equation with global interaction

open access: yesElectronic Journal of Differential Equations, 2013
The purpose of this paper is to study traveling wave fronts of a two-dimensional (2D) lattice delayed differential equation with global interaction. Applying the comparison principle combined with the technical weighted-energy method, we prove that ...
Shi-Liang Wu, Tian-Tian Liu
doaj  

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