Results 11 to 20 of about 77,207 (315)

Meshless Generalized Finite Difference Method for the Propagation of Nonlinear Water Waves under Complex Wave Conditions

open access: yesMathematics, 2022
The propagation of nonlinear water waves under complex wave conditions is the key issue of hydrodynamics both in coastal and ocean engineering, which is significant in the prediction of strongly nonlinear phenomena regarding wave–structure interactions ...
Ji Huang   +3 more
doaj   +1 more source

Nonlinear dynamics of sand banks and sand waves [PDF]

open access: yes, 2000
Sand banks and sand waves are two types of sand structures that are commonly observed on an off-shore sea bed. We describe the formation of these features using the equations of the fluid motion coupled with the mass conservation law for the sediment ...
Newell, Alan C., Komarova, Natalia L.
core   +1 more source

Nonlinear Interaction Between H+ Band and He+ Band EMIC Waves: Van Allen Probe Observations and Hybrid Simulations

open access: yesGeophysical Research Letters, 2022
Nonlinear theory has predicted that wave‐wave coupling from different band electromagnetic ion cyclotron (EMIC) waves can occur in multiple‐ion plasmas. However, no direct observational evidence has been reported yet.
Dan Deng   +5 more
doaj   +1 more source

Nonlinear Waves in Adhesive Strings [PDF]

open access: yesSIAM Journal on Applied Mathematics, 2017
We study a 1D semilinear wave equation modeling the dynamic of an elastic string interacting with a rigid substrate through an adhesive layer. The constitutive law of the adhesive material is assumed elastic up to a finite critical state, beyond such a value the stress discontinuously drops to zero. Therefore the semilinear equation is characterized by
COCLITE, Giuseppe Maria   +3 more
openaire   +4 more sources

Nonlinear magnetoacoustic waves in a cold plasma [PDF]

open access: yes, 2007
The equations describing planar magnetoacoustic waves of permanent form in a cold plasma are rewritten so as to highlight the presence of a naturally small parameter equal to the ratio of the electron and ion masses.
Allen, M. A., Rowlands, G. (George)
core   +1 more source

Exact Traveling Wave Solutions of the Local Fractional Bidirectional Propagation System Equations

open access: yesFractal and Fractional, 2022
In this paper, within the scope of the local fractional derivative theory, bidirectional propagation system local fractional equations are researched.
Xue Sang   +3 more
doaj   +1 more source

Condensation of Classical Nonlinear Waves [PDF]

open access: yesPhysical Review Letters, 2005
We study the formation of a large-scale coherent structure (a condensate) in classical wave equations by considering the defocusing nonlinear Schrödinger equation as a representative model. We formulate a thermodynamic description of the condensation process by using a wave turbulence theory with ultraviolet cut-off.
Connaughton, Colm   +4 more
openaire   +7 more sources

Weakly nonlinear waves in magnetized plasma with a slightly non-Maxwellian electron distribution. Part 2, Stability of cnoidal waves [PDF]

open access: yes, 2007
We determine the growth rate of linear instabilities resulting from long-wavelength transverse perturbations applied to periodic nonlinear wave solutions to the Schamel–Korteweg–de Vries–Zakharov–Kuznetsov (SKdVZK) equation which governs weakly nonlinear
Phibanchon, S.   +2 more
core   +1 more source

Nonlinear Waves in Capillary Electrophoresis [PDF]

open access: yesBulletin of Mathematical Biology, 2010
Electrophoretic separation of a mixture of chemical species is a fundamental technique of great usefulness in biology, health care and forensics. In capillary electrophoresis the sample migrates in a microcapillary in the presence of a background electrolyte.
Ghosal, Sandip, Chen, Zhen
openaire   +3 more sources

Topics in Linear and Nonlinear Dispersive Waves [PDF]

open access: yes, 1976
The various singularities and instabilities which arise in the modulation theory of dispersive wavetrains are studied. Primary interest is in the theory of nonlinear waves, but a study of associated questions in linear theory provides background ...
Miklovic, Donald W.
core   +1 more source

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