Results 31 to 40 of about 707,372 (298)

Wave attenuation by flattened vegetation (Scirpus mariqueter)

open access: yesFrontiers in Marine Science, 2023
With the capacity to reduce wave energy and trap sediment, Scirpus mariqueter has become an important native species of annual grass for ecology restoration at the Yangtze Estuary in eastern China. Due to seasonal variances of biophysical characteristics,
Yuxi Ma   +11 more
doaj   +1 more source

Ground state on the dumbbell graph [PDF]

open access: yes, 2016
We consider standing waves in the focusing nonlinear Schr\"odinger (NLS) equation on a dumbbell graph (two rings attached to a central line segment subject to the Kirchhoff boundary conditions at the junctions).
Marzuola, Jeremy L.   +1 more
core   +3 more sources

Resonance control of acoustic focusing systems through an environmental reference table and impedance spectroscopy. [PDF]

open access: yesPLoS ONE, 2018
Acoustic standing waves can precisely focus flowing particles or cells into tightly positioned streams for interrogation or downstream separations. The efficiency of an acoustic standing wave device is dependent upon operating at a resonance frequency ...
Daniel M Kalb   +4 more
doaj   +1 more source

Excitation of an extreme wave by standing current

open access: yesOceanologia, 2023
The statistics suggest that extreme waves cause more damage in shallow waters and at the coast than in the deep sea. In the linear theory of the formation of extreme waves, their existence is interpreted as a local superposition of surface monochromatic ...
Pavlo Anakhov
doaj   +1 more source

The observation of diffraction phases in matter wave scattering

open access: yes, 2013
We study the diffraction phase of different orders via the Dyson expansion series, for ultracold atomic gases scattered by a standing-wave pulse. As these diffraction phases are not observable in a single pulse scattering process, a temporal Talbot-Lau ...
Chen, Xuzong   +5 more
core   +1 more source

The Periodic Standing-Wave Approximation: Overview and Three Dimensional Scalar Models [PDF]

open access: yes, 2003
The periodic standing-wave method for binary inspiral computes the exact numerical solution for periodic binary motion with standing gravitational waves, and uses it as an approximation to slow binary inspiral with outgoing waves.
Alexey Blinov   +16 more
core   +2 more sources

Evaluation of Modulus of Elasticity in Standing Trees and Sawn Wood in Populous deltoids using Nondestructive Stress Wave Testing [PDF]

open access: yesIranian Journal of Wood and Paper Industries, 2014
The aim of this paper was to evaluate relationship between dynamic modulus of elasticity (MOEd) in healthy standing trees of Populus deltoides and static modulus of elasticity (MOEs) of sawn lumber from the same standing trees, using nondestructive ...
Mehrab Madhoushi, Soheila Daneshvar
doaj  

Phase holograms for the three-dimensional patterning of unconstrained microparticles

open access: yesScientific Reports, 2023
Acoustic radiation forces can remotely manipulate particles. Forces from a standing wave field align microscale particles along the nodal or anti-nodal locations of the field to form three-dimensional (3D) patterns.
Mohamed A. Ghanem   +4 more
doaj   +1 more source

Ground state of spin-1 Bose-Einstein condensates with spin-orbit coupling in a Zeeman field

open access: yes, 2012
We systematically investigate the weakly trapped spin-1 Bose-Einstein condensates with spin-orbit coupling in an external Zeeman field. We find that the mean-field ground state favors either a magnetized standing wave phase or plane wave phase when the ...
A. C. Ji   +5 more
core   +1 more source

Standing waves on infinite depth

open access: yesComptes Rendus. Mathématique, 2004
The two-dimensional standing wave problem, for an infinitely deep layer, is considered, based on the formulation of the problem as a second order non local PDE. Despite the presence of infinitely many resonances in the linearized problem, we use the Nash–Moser implicit function theorem to prove the existence of standing waves ...
Iooss, Gérard   +2 more
openaire   +1 more source

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