free-space wave propagation
SPECIAL RELATIVITY WITHOUT DISTANT CLOCK SYNCHRONIZATION
... the free propaga- tion space of a sinusoidal electromagnetic wave (plane or ...positive wave crest of the wave when they are located at the same point in space considered as the ...
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A Novel Method Based on Two Different Thicknesses of The Sample for Determining Complex Permittivity of Materials Using Electromagnetic Wave Propagation in Free Space at X-Band
... thicknesses. Diffraction effects at the edges of the sample and multiple reflections between the antennas are minimized by using two different thicknesses of the sample placed in free space. Our results ...
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Temperature Effect on the Tropospheric Radio Signal Strength for UHF Band at Terengganu, Malaysia
... as free-space propagation or line-of-sight propagation, reflection, transmission, diffraction, scattering and wave ...radio wave propagation up to 9GHz. ...
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Index Terms - Radio Wave Propagation, Doppler Effect, indoor propagation models, path loss
... Radio wave propagation models are recently important for wireless network designer while designing the specific network design in definite regions, building and ...radio wave propagation ...
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Simulation of Tsunami Effect by Seismic Wave Propagation in Hypoplastic Medium at Vicinity of Free Boundary
... solving of differential dynamical equations for inhomogeneous media are a ray method [6] and method of effective medium [7]. Some time ago a hypoplastic model was applied for an investigation of seismic wave ...
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Molecular versus electromagnetic wave propagation loss in macro scale environments
... (EM) wave based systems, especially in environments where there is significant attenuation to EM wave ...unbounded free space propagation to examine three macro-scale environments: the ...
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Surface wave propagation in a fluid saturated incompressible porous half space lying under two layers of different liquids
... surface wave propagation in an incompressible poro- elastic half-space lying under a double layer of two different liquids is ...half space have a sig- nificant effect on the dispersion of ...
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Hydraulic Model of Dam Break Using Navier Stokes Equation with Arbitrary Lagrangian-Eulerian Approach
... the propagation of free surface waves involves computational boundaries that do not coincide with coordinate lines in physical ...physical space to a generalized ...of wave breaking. This ...
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Non-destructive inspection on anchorage defect of hollow grouted rock bolt using wavelet transform analysis
... stress wave propagation in the hollow grouted rock bolt is rather ...stress wave with low frequency is sensitive to the free end of rock bolts, low-frequency analysis can be conducted on ...
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Investigation of Wave Propagation in Different Dielectric Media by Using Finite Difference Time Domain (FDTD) Method
... the wave propagation in free space and different dielectric material by using Finite Difference Time Domain (FDTD) method has been ...the wave propagation in free ...
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Simulative Investigations of AODV Routing Protocol with Different Propagation Models with CBR Traffic
... The free space propagation model is the simplest path loss ...radio wave which moves away from the sender has to cover a larger ...The free space propagation model assumes ...
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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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Numerical Simulations of Nonlinear Interaction of Space Charge Waves in Microwave and Millimeter Wave Range in n InN Films Using Negative Differential Conductivity
... Numerical simulations of nonlinear interaction of space charge waves in microwave and millime- ter wave range in n-InN films have been carried out. A micro- and millimeter-waves frequency conversion using ...
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t Its <^32> AFRL-SR-AR-TR-04- Final Report Dr. Anthony J. Devaney A. J. Devaney Associaties, Inc. 143 Newbury Street- Eighth Fldor Boston, MA 02116
... The third case corresponds to using the firee space antenna vector generated using the free space propagation model Eq.(28a) with z = 400 km in the computation of the image field and i[r] ...
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G Type Seismic Wave in Magnetoelastic Monoclinic Layer
... surface wave of shear type is known as G-type wave after ...and propagation of G- waves from the Niigata earthquake of June 16, ...The wave propagation in crystalline media plays a very ...
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Millimeter Wave Absorption Properties of Thin Wave Absorber in Free Space with New Porous Carbon Material
... DOI: 10.4236/wet.2017.83004 52 Wireless Engineering and Technology sors) and the 76 GHz band [1] are being developed for use as collision-prevention devices. For these and similar applications, diffraction of the ...
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Single rod impact tests: Analytical, experimental, and modelling investigation
... which wave propagation characteristics, i.e. the propagation coefficient and wave speed, can be obtained and used to identify the material modulus as a function of ...the wave ...
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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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Basics of Radio Wave Propagation
... o A surface wave travels along the surface of the earth by virtue of inducing currents in the earth. The imperfectly conducting earth leads to some of its characteristics. Its range depends upon: Frequency, ...
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A Time-Domain Method for Shape Reconstruction of a Target with Known Electrical Properties (RESEARCH NOTE)
... For estimating the shape of an object, this paper aims to use, the time domain footprint signal of the object. This method reported by Umashankar, et al [1]. Assuming that the electrical properties of the object is ...
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