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Experiments on Differential Scalar Mixing in Turbulence in a Sheared, Stratified Flow
Publisher: American Meteorological Society
Abstract: aboratory experiments were performed to measure differential diffusion of temperature and salinity across a sheared density interface. The eddy diffusivity of temperature KT exceeded the eddy diffusivity of salinity KS by ...
Kinematic Effects of Differential Transport on Mixing Efficiency in a Diffusively Stable, Turbulent Flow
Publisher: American Meteorological Society
Abstract: If temperature and salinity are mixed at different rates, the mixing efficiencies in flows with the same stratification and forcing can vary if the contributions of temperature and salinity to the density differ. Two models ...
Laboratory Measurements of Differential Diffusion in a Diffusively Stable, Turbulent Flow
Publisher: American Meteorological Society
Abstract: Laboratory experiments were performed to determine the conditions under which differential diffusion occurs and to evaluate its effect on the mixing efficiency. Diffusively stable profiles of temperature and salinity were ...
Laboratory Measurements of Differential Diffusion in a Diffusively Stable, Turbulent Flow
Publisher: American Meteorological Society
Abstract: Laboratory experiments were performed to determine the conditions under which differential diffusion occurs and to evaluate its effect on the mixing efficiency. Diffusively stable profiles of temperature and salinity were ...
Diapycnal Diffusivity Inferred from Scalar Microstructure Measurements near the New England Shelf/Slope Front
Publisher: American Meteorological Society
Abstract: Conductivity microstructure was used to estimate the diapycnal thermal eddy diffusivity KT near the New England shelf/slope front in early August 1997. Two datasets were collected with a towed vehicle. One involved several ...
Layering in a Flow with Diffusively Stable Temperature and Salinity Stratification
Publisher: American Meteorological Society
Abstract: Laboratory experiments were conducted to study the formation of layers and interfaces in a fluid stratified with two scalars. Fluid with initially linear, diffusively stable temperature and salinity profiles was stirred ...
Small-Scale Structure of Strongly Stratified Turbulence
Publisher: American Meteorological Society
Abstract: The small-scale structure of turbulence subjected to strong stratification is analyzed with rapid distortion theory to evaluate the performance of formulas for predicting dissipation of turbulent kinetic energy and dissipation ...