Instabilities of internal gravity wave beams
Internal gravity waves play a primary role in geophysical fluids: They contribute significantly
to mixing in the ocean, and they redistribute energy and momentum in the middle …
to mixing in the ocean, and they redistribute energy and momentum in the middle …
Quantitative experimental observation of weak inertial-wave turbulence
We report the quantitative experimental observation of the weak inertial-wave turbulence
regime of rotating turbulence. We produce a statistically steady homogeneous turbulent flow …
regime of rotating turbulence. We produce a statistically steady homogeneous turbulent flow …
Internal wave turbulence in a stratified fluid with and without eigenmodes of the experimental domain
We present laboratory experiments on turbulence in a linearly stratified fluid driven by an
ensemble of internal gravity waves which approaches statistical homogeneity and …
ensemble of internal gravity waves which approaches statistical homogeneity and …
Internal gravity waves versus inertial waves in the laboratory
S Joubaud, S Boury, P Odier - Comptes …, 2024 - comptes-rendus.academie-sciences …
Density-stratified and/or rotating fluids are very common in geophysical and astrophysical
flows and enable the propagation of respectively internal gravity waves and inertial waves …
flows and enable the propagation of respectively internal gravity waves and inertial waves …
Experimental observations of internal wave turbulence transition in a stratified fluid
Recent developments of the weak turbulence theory applied to internal waves exhibit a
power-law solution of the kinetic energy equation close to the oceanic Garrett-Munk …
power-law solution of the kinetic energy equation close to the oceanic Garrett-Munk …
Experimental observation of steady inertial wave turbulence in deep rotating flows
The theoretical framework that should be used for describing rotating turbulence,, is the
subject of an active debate. It was shown experimentally, and numerically, that the formalism …
subject of an active debate. It was shown experimentally, and numerically, that the formalism …
Experimental study of parametric subharmonic instability for internal plane waves
Internal waves are believed to be of primary importance as they affect ocean mixing and
energy transport. Several processes can lead to the breaking of internal waves and they …
energy transport. Several processes can lead to the breaking of internal waves and they …
Non-linear evolution of tidally forced inertial waves in rotating fluid bodies
We perform one of the first studies into the non-linear evolution of tidally excited inertial
waves in a uniformly rotating fluid body, exploring a simplified model of the fluid envelope of …
waves in a uniformly rotating fluid body, exploring a simplified model of the fluid envelope of …
Direct and inverse energy cascades in a forced rotating turbulence experiment
We present experimental evidence for a double cascade of kinetic energy in a statistically
stationary rotating turbulence experiment. Turbulence is generated by a set of vertical flaps …
stationary rotating turbulence experiment. Turbulence is generated by a set of vertical flaps …
Observation of inertia-gravity wave attractors in an axisymmetric enclosed basin
Internal waves are ubiquitous in the ocean and play an essential role in the transport of
energy and mixing. Their peculiar reflection enables the concentration of energy on a limit …
energy and mixing. Their peculiar reflection enables the concentration of energy on a limit …