Nonlinear regimes of inertial wave attractors generated by a precessing lid: Zonal flows and Rossby waves

S Subbotin, N Shmakova, V Kozlov, E Ermanyuk - Physics of Fluids, 2023 - pubs.aip.org
Fluid flow excited by inertial waves in a rotating annulus with a trapezoidal cross section is
experimentally investigated. The forcing is introduced by the precession of a flat annular lid …

Inertial wave excitation and focusing in a liquid bounded by a frustum and a cylinder

M Klein, T Seelig, MV Kurgansky, A Ghasemi… - Journal of fluid …, 2014 - cambridge.org
The mechanism of localized inertial wave excitation and its efficiency is investigated for an
annular cavity rotating with that, in the linear limit, becomes singular when the boundary …

Observation of inertia-gravity wave attractors in an axisymmetric enclosed basin

C Pacary, T Dauxois, E Ermanyuk, P Metz, M Moulin… - Physical Review …, 2023 - APS
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 …

Direct numerical simulations of an inertial wave attractor in linear and nonlinear regimes

L Jouve, GI Ogilvie - Journal of Fluid Mechanics, 2014 - cambridge.org
In a uniformly rotating fluid, inertial waves propagate along rays that are inclined to the
rotation axis by an angle that depends on the wave frequency. In closed domains, multiple …

Direct numerical simulation of three-dimensional inertial wave attractors

I Sibgatullin, E Ermanyuk, L Maas, X Xu… - 2017 Ivannikov …, 2017 - ieeexplore.ieee.org
Internal (inertial) waves in a uniformly stratified (rotating) fluid obey a highly specific
dispersion relation that admits their propagation in form of oblique beams, which preserve …

Internal wave attractors in three-dimensional geometries: trapping by oblique reflection

G Pillet, EV Ermanyuk, LRM Maas… - Journal of Fluid …, 2018 - cambridge.org
We study experimentally the propagation of internal waves in two different three-
dimensional (3D) geometries, with a special emphasis on the refractive focusing due to the …

Observations of inertial waves in a rectangular basin with one sloping boundary

AMM Manders, LRM Maas - Journal of Fluid Mechanics, 2003 - cambridge.org
Inertial waves in a homogeneous rotating fluid travel along rays that are inclined with
respect to the rotation axis. The angle of inclination depends solely on the ratio of the wave …

Internal wave attractors: different scenarios of instability

C Brouzet, E Ermanyuk, S Joubaud, G Pillet… - Journal of Fluid …, 2017 - cambridge.org
This paper presents an experimental study of different instability scenarios in a
parallelogram-shaped internal wave attractor in a trapezoidal domain filled with a uniformly …

Vortex cluster arising from an axisymmetric inertial wave attractor

S Boury, I Sibgatullin, E Ermanyuk… - Journal of Fluid …, 2021 - cambridge.org
We present an experimental and numerical study of the nonlinear dynamics of an inertial
wave attractor in an axisymmetric geometrical setting. The rotating ring-shaped fluid domain …

Internal and inertial wave attractors: a review

IN Sibgatullin, EV Ermanyuk - Journal of Applied Mechanics and …, 2019 - Springer
This paper presents a review of theoretical, experimental, and numerical studies of
geometric attractors of internal and/or inertial waves in a stratified and/or rotating fluid. The …