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Internal gravity waves:Analysis using the periodic,inverse scattering transform
Internal gravity waves periodic,inverse scattering transform
2009/11/13
The discrete periodic inverse scattering transform (DPIST) has been shown to provide the salient features of nonlinear Fourier analysis for surface shallow water waves whose dynamics are governed by t...
Analytical and numerical investigation of nonlinear internal gravity waves
Analytical and numerical investigation nonlinear internal gravity waves
2009/11/12
The propagation of long, weakly nonlinear internal waves in a stratified gas is studied. Hydrodynamic equations for an ideal fluid with the perfect gas law describe the atmospheric gas behaviour. If w...
Reflection of Internal Gravity Waves by small Density Variations
Internal Gravity Waves small Density Variations
2009/4/3
The propagation of small-amplitude internal gravity waves through a finite layer of varying Brunt-Väisälä frequency is analyzed. A two-scale analysis is used and it is shown that the am...
Anomalous Behavior of Internal Gravity Waves Near Bermuda
Anomalous Behavior Internal Gravity Waves Near Bermuda
2009/2/19
0bservations of vertical profiles of horizontal velocity made around the island of Bermuda during the FAME experiment reveal anomalies in the internal wave field associated with the island bathymetry....
The Coupling of Surface and Internal Gravity Waves：Revisited
internal wave surface wave damping
2008/12/27
A new investigation is made of internal wave generation by surface waves. Previous theories are put into a unified form that includes a model of surface wave damping. Calculations using the complete t...
The Influence of Horizontal Inhomogeneities on the Propagation of High-Frequency Linear Internal Gravity Waves across a Baroclinic Flow
Horizontal Inhomogeneities Baroclinic Flow Linear Internal Gravity Waves
2008/12/22
The effect of the inclusion of the horizontal gradients of background density and baroclinic flow on the propagation of linear internal gravity wave packets across the flow is investigated using ray-t...
Scattering of Oceanic Internal Gravity Waves off Random Bottom Topography
Oceanic Internal Gravity Waves Random Bottom Topography
2008/12/22
The scattering of oceanic internal gravity waves off random bottom topography is analyzed under the assumptions that (i) the height of the topography is smaller than the vertical wavelength and (ii) t...
The Role of Internal Gravity Waves in the Equatorial Current System
Internal Gravity Waves Equatorial Current System
2008/12/16
Using a two-dimensional nonhydrostatic model, experiments were performed to investigate the formation and maintenance of internal waves in the equatorial Pacific Ocean. The simulations show that inter...
Dynamic Excitation of Internal Gravity Waves in the Equatorial Oceans
internal gravity waves Equatorial Oceans
2008/12/11
It is proposed that shear instability of the upper flank of the equatorial undercurrent may generate, under a broad range of conditions, downward propagating internal gravity waves (IGW) of large ampl...
Damping of Internal Gravity Waves by Small-Scale Turbulence
Internal Gravity Wavesp stratified fluid Small-Scale Turbulence
2008/12/8
The interaction between turbulence and internal waves in a stratified fluid with a shear flow is considered on the basis of perturbation theory permitting a description of internal wave damping by tur...
Energetics of long internal gravity waves in large lakes
Energetics long internal gravity waves large lakes
2014/6/10
An analytical model is used to determine dispersion relations and the ratio of potential to kinetic energy in linear basin-scale internal waves in lakes affected by the earth’s rotation. It is sh...