Results 61 to 70 of about 138,198 (291)

Directional Flow of Confined Polaritons in CrSBr

open access: yesAdvanced Materials, EarlyView.
CrSBr, a layered magnetic semiconductor, naturally channels self‐hybridized excitonpolaritons into highly directional flow. Its intrinsic optical anisotropy, high refractive index, and strong lightmatter coupling enable long‐range guided modes along the a‐axis, with propagation lengths set by their excitonphoton admixture.
Pratap Chandra Adak   +10 more
wiley   +1 more source

Life span of blow-up solutions for higher-order semilinear parabolic equations

open access: yesElectronic Journal of Differential Equations, 2010
In this article, we study the higher-order semilinear parabolic equation $$displaylines{ u_t+(-Delta)^m u=|u|^p, quad (t,x)in mathbb{R}^1_+imes mathbb{R}^N,cr u(0,x)= u_0(x),quad xin mathbb{R}^N.
Fuqin Sun
doaj  

Parameter-uniform numerical treatment of singularly perturbed parabolic delay differential equations with nonlocal boundary conditions [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization
This paper focuses on solving singularly perturbed parabolic equations of the convection-diffusion type with a large negative spatial shift and an integral boundary condition.
W.S. Hailu, G.F. Duressa
doaj   +1 more source

Asymptotic behavior of solutions of parabolic equations of higher order [PDF]

open access: yesPacific Journal of Mathematics, 1966
By use of a priori integral estimates like those used in the author and \textit{T. Kuroda} [Nagoya Math. J. 26, 115--120 (1966; Zbl 0143.33302)], it is proved that if a solution of a certain parabolic differential inequality satisfies Dirichlet conditions on the boundary of its domain, and if it decays in time with greater than exponential rapidity ...
openaire   +3 more sources

Circularly Polarized Polariton Lasing from Spin‐Momentum Locking in Deformed Plasmonic Kagome Cavities

open access: yesAdvanced Materials, EarlyView.
This paper describes room‐temperature polariton lasing with high circular polarization from deformed plasmonic Kagome lattice cavities strongly coupled to colloidal CdSe nanoplatelets. Spin‐selectivity from cavity modes resulted in control over the handedness of circular polarization as well as the direction of polariton lasing, opening prospects for ...
Zhaoyun Zheng   +6 more
wiley   +1 more source

An Innovative Parabolic Trough Collector Design with a Twin-Cavity Receiver

open access: yesApplied Sciences, 2022
An innovative parabolic trough concentrator coupled to a twin cavity receiver (PTC-TC) in evacuated tube conditions is investigated thermally and optically.
Dimitrios N. Korres   +3 more
doaj   +1 more source

Wave Solutions

open access: yes, 2012
In classical continuum physics, a wave is a mechanical disturbance. Whether the disturbance is stationary or traveling and whether it is caused by the motion of atoms and molecules or the vibration of a lattice structure, a wave can be understood as a ...
Christov, Ivan C.
core   +1 more source

Active Learning‐Guided Accelerated Discovery of Ultra‐Efficient High‐Entropy Thermoelectrics

open access: yesAdvanced Materials, EarlyView.
An active learning framework is introduced for the accelerated discovery of high‐entropy chalcogenides with superior thermoelectric performance. Only 80 targeted syntheses, selected from 16206 possible combinations, led to three high‐performance compositions, demonstrating the remarkable efficiency of data‐driven guidance in experimental materials ...
Hanhwi Jang   +8 more
wiley   +1 more source

Blow-up upper and lower bounds for solutions of a class of higher order nonlinear pseudo-parabolic equations

open access: yesElectronic Research Archive
In this paper, we study the initial boundary value problem for a class of higher-order nonlinear pseudo-parabolic equations with a memory term. First, the blow-up results of the solution when the initial energy is negative or positive are obtained by ...
Qianqian Zhu, Yaojun Ye , Shuting Chang
doaj   +1 more source

Mathematical Approach for Mechanical Behaviour Analysis of FGM Plates on Elastic Foundation

open access: yesMathematics, 2022
This paper presents the flexural analysis of functionally graded plates resting on elastic foundations using new two-dimensional (2D) and quasi-three-dimensional (quasi-3D) higher order shear deformation theories.
Fatima Zohra Zaoui   +7 more
doaj   +1 more source

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