Results 21 to 30 of about 7,287 (264)

Verification of solitary wave numerical simulation and case study on interaction between solitary wave and semi-submerged structures based on SPH model

open access: yesFrontiers in Marine Science, 2023
Due to significant influence on the safety of marine structures, the interaction between extreme waves and structures is a crucial area of study in marine science.
Jinbo Lin   +8 more
doaj   +1 more source

The effect of strong shear on internal solitary-like waves [PDF]

open access: yesNonlinear Processes in Geophysics, 2021
Large-amplitude internal waves in the ocean propagate in a dynamic, highly variable environment with changes in background current, local depth, and stratification. The Dubreil–Jacotin–Long, or DJL, theory of exact internal solitary waves can account for
M. Stastna, A. Coutino, R. K. Walter
doaj   +1 more source

Rossby Solitary Waves Generated by Wavy Bottom in Stratified Fluids

open access: yesAdvances in Mechanical Engineering, 2013
Rossby solitary waves generated by a wavy bottom are studied in stratified fluids. From the quasigeostrophic vorticity equation including a wavy bottom and dissipation, by employing perturbation expansions and stretching transforms of time and space, a ...
Hongwei Yang   +3 more
doaj   +1 more source

Roles of positively charged dust, ion fluid temperature, and nonthermal electrons in the formation of modified-ion-acoustic solitary and shock waves

open access: yesResults in Physics, 2021
The dusty plasma system (containing nonthermally distributed inertialess electron species, warm inertial ion species, and positively charged stationary dust species) is considered.
R.K. Shikha, M.M. Orani, A.A. Mamun
doaj   +1 more source

Large amplitude dust-acoustic solitary waves and double layers in nonthermal warm complex plasmas

open access: yesAIP Advances, 2023
Using a Sagdeev pseudo-potential approach, where the nonlinear structures are stationary in a comoving frame, the arbitrary or large amplitude dust-acoustic solitary waves and double layers have been studied in dusty plasmas containing warm positively ...
N. Alam, A. Mannan, A. A. Mamun
doaj   +1 more source

Fractional Theoretical Model for Gravity Waves and Squall Line in Complex Atmospheric Motion

open access: yesComplexity, 2020
The evolution of nonlinear gravity solitary waves in the atmosphere is related to the formation of severe weather. The nonlinear concentration of gravity solitary wave leads to energy accumulation, which further forms the disastrous weather phenomenon ...
Liguo Chen, Liangui Yang
doaj   +1 more source

Dissipative Nonlinear Schrödinger Equation for Envelope Solitary Rossby Waves with Dissipation Effect in Stratified Fluids and Its Solution

open access: yesAbstract and Applied Analysis, 2014
We solve the so-called dissipative nonlinear Schrödinger equation by means of multiple scales analysis and perturbation method to describe envelope solitary Rossby waves with dissipation effect in stratified fluids.
Yunlong Shi   +4 more
doaj   +1 more source

Bifurcation Phenomena of Nonlinear Waves in a Generalized Zakharov-Kuznetsov Equation

open access: yesAdvances in Mathematical Physics, 2013
We study the bifurcation phenomena of nonlinear waves described by a generalized Zakharov-Kuznetsov equation ut+au2+bu4ux+γuxxx+δuxyy=0. We reveal four kinds of interesting bifurcation phenomena.
Yun Wu, Zhengrong Liu
doaj   +1 more source

Numerical simulation of capillary gravity waves excited by an obstacle in shallow water; pp. 278–284 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2015
Capillary gravity waves excited by an obstacle are investigated by numerical simulations. Under the resonant condition for which large-amplitude solitary waves are generated, solutions of the Euler equations show that the capillary effects induce the ...
Motonori Hirata   +2 more
doaj   +1 more source

On the generation of solitary waves observed by Cluster in the near-Earth magnetosheath [PDF]

open access: yesNonlinear Processes in Geophysics, 2005
Through case studies involving Cluster waveform observations, solitary waves in the form of bipolar and tripolar pulses have recently been found to be quite abundant in the near-Earth dayside magnetosheath.
J. S. Pickett   +16 more
doaj  

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