Results 41 to 50 of about 2,649,760 (341)

Rayleigh–bloch waves in CMUT arrays [PDF]

open access: yesIEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2014
Using the small-signal electrical equivalent circuit of a capacitive micromachined ultrasonic transducer (CMUT) cell, along with the self and mutual radiation impedances of such cells, we present a computationally efficient method to predict the frequency response of a large CMUT element or array.
Atalar, A., Köymen H., Oğuz H.
openaire   +5 more sources

Comparative evaluation of in situ stress monitoring with Rayleigh waves

open access: yesStructural Health Monitoring, 2018
The in situ monitoring of stresses provides a crucial input for residual life prognosis and is an integral part of structural health monitoring systems.
J. Hughes   +6 more
semanticscholar   +1 more source

Standing and travelling waves in cylindrical Rayleigh-Benard convection

open access: yes, 2007
The Boussinesq equations for Rayleigh-Benard convection are simulated for a cylindrical container with an aspect ratio near 1.5. The transition from an axisymmetric stationary flow to time-dependent flows is studied using nonlinear simulations, linear ...
Boronska, Katarzyna   +1 more
core   +1 more source

Attenuation of Seismic Energy in the Upper Mantle [PDF]

open access: yes, 1965
The amplitude attenuation and phase dispersion for Love and Rayleigh waves in the period range 50 to 300 sec is determined from two earthquakes by digital techniques.
Anderson, Don L.   +2 more
core   +1 more source

Application of a complete workflow for 2D elastic full-waveform inversion to recorded shallow-seismic Rayleigh waves

open access: yes, 2017
The S-wave velocity of the shallow subsurface can be inferred from shallow-seismic Rayleigh waves. Traditionally, the dispersion curves of the Rayleigh waves are inverted to obtain the (local) S-wave velocity as a function of depth.
L. Groos   +3 more
semanticscholar   +1 more source

Classical Rayleigh-Jeans Condensation of Light Waves: Observation and Thermodynamic Characterization.

open access: yesPhysical Review Letters, 2020
Theoretical studies on wave turbulence predict that a purely classical system of random waves can exhibit a process of condensation, which originates in the singularity of the Rayleigh-Jeans equilibrium distribution.
K. Baudin   +7 more
semanticscholar   +1 more source

Surface waves in granular phononic crystals

open access: yes, 2015
The existence of surface elastic waves at a mechanically free surface of granular phononic crystals is studied. The granular phononic crystals are made of spherical particles distributed periodically on a simple cubic lattice.
Duclos, Aroune   +5 more
core   +1 more source

Weakly nonlocal Rayleigh waves in orthotropic half-spaces coated by an orthotropic layer with sliding contact

open access: yesVietnam Journal of Mechanics
In this paper, we study the propagation of Rayleigh waves in nonlocal orthotropic half-spaces coated by a nonlocal orthotropic layer with sliding contact using the weakly nonlocal elasticity model.
Pham Chi Vinh   +2 more
doaj   +1 more source

Method of Suppressing Rayleigh Waves Based on the Technology of Time-Domain Differential Detection

open access: yesApplied Sciences
Seismic exploration is widely used in shallow engineering applications, yet extracting reflected wave information remains challenging due to contamination from Rayleigh waves.
Debing Zhu   +4 more
doaj   +1 more source

Three‐dimensional Antimony Sulfide Based Flat Optics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the development of a grayscale electron beam lithography (g‐EBL) method for fabricating antimony trisulfide (Sb2S3) nanostructures with customizable 3D profiles. The refractive index of g‐EBL patterned Sb2S3 is determined based on the synergy of genetic algorithm and transfer matrix method.
Wei Wang   +18 more
wiley   +1 more source

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