Results 11 to 20 of about 1,805,913 (249)

Methodology to analyse three dimensional droplet dispersion applicable to Icing Wind Tunnels [PDF]

open access: yes, 2009
This dissertation presents a methodology to simulate the dispersion of water droplets in the air flow typical of an Icing Tunnel. It is based on the understanding the physical parameters that influence the uniformity and the distribution of cloud of ...
Sorato, Sebastiano
core   +7 more sources

Dispersive properties of high order nedelec/edge element approximation of the time-harmonic Maxwell equations [PDF]

open access: yes, 2004
The dispersive behaviour of high-order Næ#169;dæ#169;lec element approximation of the time harmonic Maxwell equations at a prescribed temporal frequency ω on tensor-product meshes of size h is analysed.
Ainsworth, Mark
core   +4 more sources

Exact solitary and periodic-wave solutions of the K(2,2) equation (defocusing branch) [PDF]

open access: yes, 2010
An auxiliary elliptic equation method is presented for constructing exact solitary and periodic travelling-wave solutions of the K(2, 2) equation (defocusing branch). Some known results in the literature are recovered more efficiently, and some new exact
Deng, Xijun, Cao, Jinlong, Parkes, E.J.
core   +4 more sources

Wave propagation in nonlocal orthotropic micropolar elastic solids

open access: yesArchives of Mechanics, 2021
The presented paper is concerned with the propagation of Rayleigh waves in an orthotropic nonlocal micropolar elastic half-space. The main aim of the paper is to derive dispersion equations of Rayleigh wave as well as Stroh formalism for the orthotropic ...
D.X. Tung
doaj   +1 more source

Wave propagation analysis in transversely isotropic piezoelastic medium based on nonlocal strain gradient theory

open access: yesVietnam Journal of Mechanics, 2023
The purpose of this research is to study the propagation of surface waves in transversely isotropic piezoelastic medium based on nonlocal strain gradient theory. A characteristics equation for the existence of surface waves is discussed.
Trinh Thi Thanh Hue, Do Xuan Tung
doaj   +1 more source

An Indirect Method for an Alternate Perspective to Dispersion Diagrams of Magnetoinductive Waveguides

open access: yesIEEE Open Journal of Antennas and Propagation, 2022
The dispersion equation of magnetoinductive waveguides (MIWs) is traditionally solved directly for the propagation constant ( $\gamma $ ) to obtain diagrams for the attenuation ( $\alpha $ ) and phase ( $\beta $ ) constants vs.
Vigyanshu Mishra, Asimina Kiourti
doaj   +1 more source

Hexagonal vs. Rectilinear Grids for Explicit Finite Difference Schemes for the Two-dimensional Wave Equation [PDF]

open access: yes, 2013
Finite difference schemes for the 2-D wave equation operating on hexagonal grids and the accompanyingnumerical dispersion properties have received little attention in comparison to schemes operating on rectilinear grids.
Stefan Bilbao   +3 more
core   +1 more source

The Effect of Viscosity and Heterogeneity on Propagation of G–Type Waves

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2017
Earthquakes yield motions of massive rock layers accompanied by vibrations which travel in waves. This paper analyses the possibility of G-type wave propagation along the plane surface at the interface of two different media which is assumed to be ...
Gupta Shishir, Smita
doaj   +1 more source

Propagation of SH waves in an regular non homogeneous monoclinic crustal layer lying over a non-homogeneous semi-infinite medium

open access: yesInternational Journal of Applied Mechanics and Engineering, 2016
The present paper discusses the dispersion equation for SH waves in a non-homogeneous monoclinic layer over a semi infinite isotropic medium. The wave velocity equation has been obtained.
M. Sethi, A. Sharma
doaj   +1 more source

Reflection of P1-wave incident obliquely at the free surface of a fluid-saturated half-space: a comprehensive study via the model of soil mechanics

open access: yesFrontiers in Physics
IntroductionElastic wave propagation in fluid-saturated porous media is of great significance in various fields. Based on the soil mechanics model of a two-phase medium, the reflection problem of an obliquely incident plane P1-wave at the free surface is
Bo Zhang, Lijun Qiu, Lijun Qiu
doaj   +1 more source

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