[PDF] Top 20 Effect Of Terrain Features On Wave Propagation

... on wave propagation. When wave are propagate in urban area, there will have tall tower, huge building, vehicles, diffraction over roof top and other ...vegetation effect and buildings ... See full document

... Radio wave propagation models are recently important for wireless network designer while designing the specific network design in definite regions, building and ...unwanted effect of carrier ...radio ... See full document

... longitudinal wave or transverse wave propagates through the medium and incident at the plane z=0 and making an angle with normal to the ...transverse wave, we get two reflected waves in the medium ... See full document

... of wave propagation in non-homogeneous orthotropic rotating elastic ...the propagation of S-wave in a non-homogeneous anisotropic incom- pressible and initially stressed medium under the ... See full document

... For a solving of constitutive phenomenological equations, we apply a ray method. An application of this method is correct if a wave length (or a width of a wave packet) is less than a variation scale of ... See full document

... Guided wave inspection named” long range inspection” as technical name, the volumetric inspection is also known by a guided wave inspection used mainly to locate the pipe integrity as a fast screening tool ... See full document

... channel. Wave fields generated by the moving pressure source are described and the effects of angle of attack on the generated wave height, surfable wave quality, drag and vertical forces are ... See full document

... the wave enters into the upper part of the layer of decreasing ionization, the velocity of the upper part of the wave decreases, and the wave is bent away from the ...a wave strikes a thin, ... See full document

... Experiment stage-1 included three steps: In step-1, for a period of approxi- mately 15 seconds, the output signal was recorded for each wood block/stake (L1 to L4), each wood type (SW and HW), each frequency (1, 5, 10, ... See full document

... For a smooth surface, the total energy of a ray is reflected in the specular direction, as it was shown in the previous section. However, in the real cases, some portion of energy is scattered in all directions due to ... See full document

... working in the area of dynamical systems for phenomeno- logical studies in high-dimensional chaos. Note that Eq. (1) is in fact a family of models parameterized by means of the discrete parameter n. An important question ... See full document

... Abstract. Powder clumps (cakes) has a significant effect on the flowability and stability of powders. Powder caking is mainly caused by moisture migration due to wetting and environmental (temperature and ... See full document

... method (CFEM) to model the finite depth layers, with perfectly matched discrete layers (PMDL) to model the unbounded half-space. Second, based on analytical derivatives for theoretical dispersion curves, an approximate ... See full document

... Numerical modeling helps researchers better understand the limitation of ultrasound imaging and validate or improve methodologies [167]-[175]. It also facilitates imaging approaches such as the full waveform tomography ... See full document

... sand wave fields on wind ...wind wave amplitude and the corresponding near-bed orbital flow velocities inside the ...sand wave crests were orientated perpendicular to the wind wave ...the ... See full document

... in which these waves propagate are rarely flat surfaces. The Gaussian curvature of a sur- face is intuitively defined as the amount an object deviates from being flat; for example a convex lens or a sphere has a ... See full document

... similar effect on radio waves. When a radio wave enters a duct it can travel with low loss over great ...radio wave within the layer of high refractive ... See full document

... topographic features (Peucker and Douglas, 1975), namely the peaks, pits, passes, ridges and channels of a surface, as suitable candidates for viewpoint ...fundamental features provide an exhaustive and yet ... See full document

... As a final example, consider a cylindrical sandwich shell comprising two laminated skins and a foam core. The example panel is very similar to one considered by Heron in [8]. The thickness- to-mean radius ratio of the ... See full document

... The anisotropic pore structure and elasticity of cancellous bone cause wave speeds and attenuation in cancellous bone to vary with angle. Comparisons between predictions of a Biot–Allard model allowing for ... See full document