Numerical simulations of lateral dispersion by the relaxation of diapycnal mixing events

Journal of Physical Oceanography

Volumn 35, Issue 12, 2005, Pages 2368-2386

  Sundermeyer, Miles A ^a   Lelong, M Pascale ^b  

^a UNIVERSITY OF MASSACHUSETTS DARTMOUTH   (United States)

^b NORTHWEST RESEARCH ASSOCIATES   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BUOYANCY; COMPUTER SIMULATION; MATHEMATICAL MODELS; MIXING; NAVIER STOKES EQUATIONS; TIME SERIES ANALYSIS; VISCOSITY; WATER WAVES;

ADVECTION/DIFFUSION EQUATION; COASTAL MIXING; COASTAL OCEAN; LATERAL DISPERSION; PASSIVE TRACER; ROSSBY NUMBERS; SMALL-SCALE GEOSTROPHIC MOTIONS;

COASTAL ZONES;

DISPERSION; GEOSTROPHIC FLOW; MIXING; NAVIER-STOKES EQUATIONS;

EID: 31944433004     PISSN: 00223670     EISSN: None     Source Type: Journal    
DOI: 10.1175/JPO2834.1     Document Type: Article

References (26)

1. Arneborg, L., 2002: Mixing efficiencies in patchy turbulence. J. Phys. Oceanogr., 32, 1496-1506.
2. Babiano, A., C. Basdevant, and R. Sadourny, 1985: Structure functions and dispersion laws in two-dimensional turbulence. J. Atmos. Sci., 42, 941-949.
3. Basdevant, C., B. Legras, R. Sadourny, and M. Béland, 1981: A study of barotropic model flows: Intermittency, waves and predictability. J. Atmos. Sci., 38, 2305-2326.
4. Bennett, A. F., and D. B. Haidvogel, 1983: Low-resolution numerical simulation of decaying two-dimensional turbulence. J. Atmos. Sci., 40, 738-748.
5. Garrett, C., 1984: Turning points in universal speculation on internal waves. A Celebration in Geophysics and Oceanography, C. Garrett and C. Wunsch, Eds., Scripps Reference Series, Vol. 84, Scripps Institution of Oceanography, 38-46.
6. Garrett, C. and W. Munk, 1972: Oceanic mixing by breaking internal waves. Deep-Sea Res., 19, 823-832.
7. Haynes, P. H., and M. E. McIntyre, 1987: On the evolution of potential vorticity in the presence of diabatic heating and frictional and other forces. J. Atmos. Sci., 44, 828-841.
8. Kunze, E., 2001: Waves: Vortical mode. Encyclopedia of Ocean Sciences, S. T. J. Steele and K. Turekian, Eds., Academic Press, 3174-3178.
9. Ledwell, J. R., A. J. Watson, and C. S. Law, 1998: Mixing of a tracer in the pycnocline. J. Geophys. Res., 103, 21499-21529.
10. Ledwell, J. R., T. F. Duda, M. A. Sundermeyer, and H. E. Seim, 2004: Mixing in a coastal environment: 1. A view from dye dispersion. J. Geophys. Res., 109, C10013, doi:10.1029/2003JC002194.
11. Lelong, M. P., and M. A. Sundermeyer, 2005: Geostrophic adjustment of an isolated diapycnal mixing event and its implications for small-scale lateral dispersion. J. Phys. Oceanogr., 35, 2352-2367.
12. Maltrud, M. E., and G. K. Vallis, 1991: Energy spectra and coherent structures in forced two-dimensional and beta-plane turbulence. J. Fluid Mech., 228, 321-342.
13. McWilliams, J. C., 1988: Vortex generation through balanced adjustment. J. Phys. Oceanogr., 18, 1178-1192.
14. Oakey, N. S., and B. J. W. Greenan, 2004: Mixing in a coastal environment: 2. A view from microstructure measurements. J. Geophys. Res., 109, C10014, doi:10.1029/2003JC002193.
15. Ou, H., 1986: On the energy conversion during geostrophic adjustment. J. Phys. Oceanogr., 16, 2203-2204.
16. Patterson, G. S., and S. A. Orszag, 1971: Spectral calculations of isotropic turbulence: Efficient removal of aliasing interactions. Phys. Fluids, 14, 2538-2541.
17. Phillips, O. M., 1966: Dynamics of the Upper Ocean. 1st ed. Cambridge University Press, 261 pp.
18. Polzin, K. L., and R. Ferrari, 2004: Isopycnal dispersion in NATRE. J. Phys. Oceanogr., 34, 247-257.
19. Rhines, P. B., 1975: Waves and turbulence on a beta-plane. J. Fluid Mech., 69, 417-443.
20. Sundermeyer, M. A., 1998: Studies of lateral dispersion in the ocean. Ph.D. thesis, Massachusetts Institute of Technology-Woods Hole Oceanographic Institution Joint Program, 215 pp.
21. Sundermeyer, M. A., and J. F. Price, 1998: Lateral mixing and the North Atlantic Tracer Release Experiment: Observations and numerical simulations of Lagrangian particles and a passive tracer. J. Geophys. Res., 103, 21481-21497.
22. Sundermeyer, M. A., and J. R. Ledwell, 2001: Lateral dispersion over the continental shelf. Analysis of dye-release experiments. J. Geophys. Res., 106, 9603-9621.
23. Sundermeyer, M. A., J. R. Ledwell, N. S. Oakey, and B. J. W. Greenan, 2005: Stirring by small-scale vortices caused by patchy mixing. J. Phys. Oceanogr., 35, 1245-1262.
24. Taylor, G. I., 1921: Diffusion by continuous movements. Proc. London Math. Soc., 20A, 196-212.
25. Vanneste, J., and P. H. Haynes, 2000: Intermittent mixing in strongly stratified fluids as a random walk. J. Fluid Mech., 411, 165-185.
26. Winters, K. B., J. A. MacKinnon, and B. Mills, 2004: A spectral model for processes studies of rotating, density stratified flows. J. Atmos. Oceanic Technol., 21, 69-94.