The influence of front strength on the development and equilibration of symmetric instability. Part 1. Growth and saturation

AF Wienkers, LN Thomas, JR Taylor - Journal of Fluid Mechanics, 2021 - cambridge.org
Submesoscale fronts with large horizontal buoyancy gradients and Rossby numbers are
common in the upper ocean. These fronts are associated with large vertical transport and …

Parametric subharmonic instability of inertial shear at ocean fronts

JP Hilditch, LN Thomas - Journal of Fluid Mechanics, 2023 - cambridge.org
The two-dimensional stability of vertically sheared inertial oscillations at ocean fronts is
explored through a linear stability analysis and nonlinear simulations. Baroclinic effects …

Near-inertial echoes of ageostrophic instability in submesoscale filaments

E Atkinson, J McWilliams, N Grisouard - arXiv preprint arXiv:2407.16059, 2024 - arxiv.org
Ocean submesoscales, flows with characteristic size around 10m--10km, are transitional
between the larger, rotationally-constrained mesoscale and three-dimensional turbulence …

Initial and transient growth of symmetric instability

S Kimura - Journal of Physical Oceanography, 2024 - journals.ametsoc.org
The mechanism of initial and transient perturbations of symmetric instability (SI) in a
hydrostatic flow with lateral shear is analyzed by applying the generalized stability analysis …

[HTML][HTML] Vertical transport and mixing driven by symmetric instability in strong ocean fronts

AF Wienkers, JR Taylor - Journal of Fluid Mechanics, 2021 - wienkers.com
Fronts with large horizontal density gradients and O (1) Rossby numbers are common in the
upper ocean. Such fronts develop through a variety of mechanisms including by mesoscale …