Results 51 to 60 of about 1,910,612 (125)

Spherical wave diffraction by a rational wedge [PDF]

open access: yes, 1986
In this paper we derive a new expression for the point source Green's function for the reduced wave equation, valid in an angular sector, whoseangle is equal to a rational multiple of . This Green's function is used to find new expressions for the field
Rawlins, A D
core   +5 more sources

On wavenumbers of plane harmonic type I thermoelastic waves of microrotation

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2011
The present paper is researching the propagation of plane harmonic GNI-thermoelastic waves of microrotation by the coupled system of linear micropolar equation of motion and heat transport. The study incorporates the investigation of weak discontinuities
Liliya N Kosygina
doaj  

Simultaneous anomalous reflection and polarization conversion from a tensorial impedance metasurface

open access: yesnpj Metamaterials
We demonstrate a method for designing metasurfaces that both anomalously reflect and polarization-convert upon reflection, using two examples that convert a transverse-magnetic-polarized plane wave into 1) a transverse-electric-polarized plane wave, and ...
Jonathon George Smith   +4 more
doaj   +1 more source

“Forbidden” planes for Rayleigh waves [PDF]

open access: yesQuarterly of Applied Mathematics, 2002
Summary: We discuss the existence of ``forbidden'' planes, on which Rayleigh waves cannot propagate. A mathematical model for anisotropic materials possessing ``forbidden'' planes is constructed, and an example of transversely isotropic material having ``forbidden'' planes is presented.
openaire   +2 more sources

Normal Reflection and Transmission of Plane Shock Waves in Nonlinear Elastic Material

open access: yesEngineering Transactions, 1986
The normal reflection (reflection and transmission) of a finite elastic plane shock wave at a plane boundary (plane interface of two rigidly coupled materials), propagating through an elastic Murnaghan's material is examined.
S. Kosiński
doaj  

A Study on the Simulation of New Linear Transducer Based on the Ultrafast Ultrasonic Imaging Technology

open access: yesMATEC Web of Conferences, 2015
The ultrafast ultrasonic imaging technology based on the transmitting/receiving principle of plane wave has become a research hotspot in the ultrasonic field of international medicine.
Guoa Ning   +3 more
doaj   +1 more source

MODELLING OF THE CYCLES OCCURRENCE IN ECONOMY

open access: yesRussian Journal of Economics and Law, 2016
Objective: to prove the existence and conditions of appearance of a plane wave during the investing into the renewable factors of production.Methods: abstraction, economic-mathematical modeling.Results: the cyclical nature of the economy is studied and ...
S. B. Kuznetsov
doaj   +1 more source

Reflection of Plane wave in Non-local rotating two Temperature Media with Initial Stress

open access: yesInternational Journal of Applied Mechanics and Engineering
In this research article, the governing relation and equations are derived in context of rotation, initial stress, and two temperature for the non-local thermoelastic solid.
Sangeeta Kumari   +2 more
doaj   +1 more source

2010 Annual Report

open access: yes
Oregon Wave Energy Trust (OWET) is a nonprofit public-private partnership funded by the Oregon Innovation Council. Its mission is to support the responsible development of wave energy in Oregon. OWET emphasizes an inclusive, collaborative model to ensure
Oregon Wave Energy Trust
core   +6 more sources

Plane wave backgrounds and colour-kinematics duality

open access: yesJournal of High Energy Physics, 2019
We consider perturbative gauge theory on a fixed Yang-Mills plane wave background, describing its Feynman rules in detail. Using these rules, the tree-level 4-point gluon amplitude is computed.
Tim Adamo   +3 more
doaj   +1 more source

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