two-dimensional wave propagation
Modelling wave propagation in two dimensional structures using a wave/finite element technique
... analyse wave propagation in periodic ...one, two or ...of wave propagation in periodic structures has been discussed is that of Brillouin ...the propagation constant λ in the ...
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Two Dimensional Stress and Displacement Wave Propagation Under Shock Loading in Saturated Porous Materials with Two Dimensional Functionally Graded Materails Using MLPG Method
... considering two directional functionally grading patterns in constitutive mechanical ...2D propagation of displacement and stresses are tracked through radial and axial direction in a two ...
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Three dimensional numerical simulation of nonlinear acoustic gravity wave propagation from the troposphere to the thermosphere
... A three-dimensional numerical scheme of our model is analogous to the two-dimensional algorithm described by Kshevetskii and Gavrilov (2005). It is a revision of the known Lax and Wendroff (1960) ...
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Numerical Simulations of Nonlinear Interaction of Space Charge Waves in Microwave and Millimeter Wave Range in n InN Films Using Negative Differential Conductivity
... millimeter wave range in n-InN films using the negative differential conductivity will be one of the most relevant topics in microelectronics and communica- tions in the coming years, due to the potential it ...
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On generation and propagation of tsunamis in a shallow running ocean
... running ocean is less than the speed of the shallow ocean wave, both the two and the three dimensional free surface elevation represent the generation and.. propagation of surface waves [r] ...
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Development of a two dimensional stochastic methodology and a computer model to assess response to the nonlinear seismic wave propagation
... Conventionally seismic hazards are analyzed using the technique called Probabilistic Seismic Hazard Analysis (PSHA). It is based on the total probability theorem. This method gives the output of the magnitude of ...
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Analysis of Numerical Dispersion in the High-Order 2-D WLP-FDTD Method
... the two- dimensional (2-D) case is presented in this ...of wave propagation and grid discretization, the time-scale factor s is necessarily involved and influences the dispersion errors to a ...
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Modeling and Analysis of Helmholtz Cavity Basing on One dimensional Plane Wave Propagation
... Numerical simulations are implemented by COMSOL. In the numerical simulations, the configurations keep consistent with experimental rig. To consider the end correction, we impose a large sphere around the model, with the ...
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NUMERICAL MODELING ANALYSIS AND SIMULATION OF WAVE PROPAGATION IN FLAT PANEL STRUCTURES USING TWO-DIMENSIONAL TRIANGULAR SPECTRAL FINITE ELEMENT
... elastic wave propagation for Structural Health Monitoring (SHM) of structures has been significantly ...elastic wave propagation method involves generating elastic waves that would propagate ...
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Wave propagation in a partially saturated porous solid with two immiscible fluids due to incident P-wave.
... For two dimensional motion in the x 1 x 3 plane, unit vector ( sin 0 , 0, cos 0 ) represents the phase direction of the incident ...in two waves reflected back in to medium M 1 and four waves ...
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Source rupture process of the 2018 Hokkaido Eastern Iburi earthquake deduced from strong motion data considering seismic wave propagation in three dimensional velocity structure
... has two orthogonal rake angles to represent variable rake angle, the total number of the unknown model parameters was 80 × 4 × 2 = ...rupture propagation velocity triggering the first time- window were ...
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Analysis and Optimization of Stress Wave Propagation in Two-Dimensional Granular Crystals with Defects
... the wave propa- gation in assemblies of photoelastic disks and elliptical beads including the effect of the packing geometry [92], the role of the shape of the particle [93], and the pres- ence of cracks in the ...
163
A discontinuous Galerkin method for poroelastic wave propagation: the two-dimensional case
... the wave is highly dissipative and slow in Biot’s low-frequency regime (corresponding to very low permeabilities), it will be necessary to implement an operator splitting technique or IMEX scheme to deal with the ...
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Tsunami Wave Propagation Models based on Two Dimensional Cellular Automata
... tsunami propagation in real-time simulation, approaches have been used and different modifications of well known tsunami propagation models are developed to explore the sensitivity of the computational ...
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Multi scale wave propagation modelling for two dimensional periodic textile composites
... ultrasonic wave propagation analysis of highly anisotropic textile composites at a mesoscopic level is presented for the first ...a Wave Finite Element Method (WFEM), which associates the Periodic ...
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Numerical simulations of two dimensional and three dimensional shock wave/turbulent boundary layer interactions
... It can be seen from Fig. 6 that DNS results and PIV measurements are very similar in terms of mean and instantaneous flow patterns, including the thickening of the boundary layer after interacting with the ...
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New Method in Calculating the Trajectory of Sound Waves at Stratified Ocean
... sound wave in the fluid is considered as a ...reflected wave must be taken into ...initial wave output from the sours. Reflecting wave forms the so-called water rays, which do not touch the ...
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Modelling Propagation of Stress Waves through Soil Medium for Ground Response Analysis
... one dimensional ground response analysis is that soil boundaries are horizontal and the response of a soil deposit is predominantly caused by SH-waves propagating vertically from the underlying ...
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An Investigation of Shock Wave Propagation and Attenuation in the Lower Extremity Using Finite Element Analysis.
... Across the ankle joint and along the length of the tibia, it was consistently found for both versions of the model that the peak accelerations were attenuated between each consecutive node (Tables 14 & 15). Although ...
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Elastic Wave Motions and an Electromagnetic Field for a Photothermal Theory with Two Temperature under Hydrostatic Initial Stress
... a two dimensional deformations on a two temperature problem at the free surface of a semi-infinite semiconducting medium under the effect of mechanical force during a photothermal theory and the ...
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