A simple criterion for the sign of the pseudomomentum of modes in shallow water systems

Journal of Fluid Mechanics

Volumn 387, Issue , 1999, Pages 343-352

  Iga, Keita ^a,b  

^a UNIVERSITY OF TOKYO   (Japan)

^b KYUSHU UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EIGENVALUES AND EIGENFUNCTIONS; FLOW OF FLUIDS; SHEAR FLOW; VELOCITY; VORTEX FLOW;

PSEUDOMOMENTUM; SHALLOW WATER SYSTEM;

FLUID MECHANICS;

EID: 0032663936     PISSN: 00221120     EISSN: None     Source Type: Journal    
DOI: 10.1017/S0022112099004577     Document Type: Article

References (8)

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3. IGA, K. 1993 Reconsideration of Orlanski's instability theory of frontal waves. J. Fluid Mech. 255, 213-236.
4. IGA, K. 1997 Instability of frant with a layer of uniform potential vorticity. J. Met. Soc. Japan 75, 1-11.
5. IGA, K. 1999 Critical layer instability as a resonance between a non-singular mode and continuous modes. Fluid Dyn. Res. in press.
6. KILLWORTH, P. D., PALDOR, N. & STERN, M. E. 1984 Wave propagation and growth on a surface front in a two-layer geostrophic current. J. Mar. Res. 42, 761-785.
7. SAKAI, S. 1989 Rossby-Kelvin instability: a new type of ageostrophic instability caused by a resonance between Rossby waves and gravity waves. J. Fluid Mech. 202, 149-176.
8. YAMASAKI, M. & WADA, M. 1972 Barotropic instability of an easterly zonal current. J. Met. Soc. Japan 50, 110-121.