Buoyancy frequency

From Glossary of Meteorology



buoyancy frequency

In a continuously stratified fluid, the natural frequency of the vertical oscillation of fluid parcels.

It is also called the Brunt–Väisälä frequency. Explicitly, the squared buoyancy frequency is
ams2001glos-Be26
in which g is the acceleration due to gravity and ρ(z) is density as a function of height z.


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