Momentum and energy transport by gravity waves in stochastically driven stratified flows. Part I: Radiation of gravity waves from a shear layer

Journal of the Atmospheric Sciences

Volumn 64, Issue 5, 2007, Pages 1509-1529

  Bakas, Nikolaos A ^a,c   Ioannou, Petros J ^b  

^a HARVARD UNIVERSITY   (United States)

^b UNIVERSITY OF ATHENS   (Greece)

^c Geological Museum 403   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ATMOSPHERIC TURBULENCE; DOPPLER EFFECT; PASSIVE FILTERS; RADIATION; SHEAR FLOW; VORTICITY; WAVE INTERFERENCE;

GRAVITY WAVE EMISSION; LARGE RICHARDSON NUMBERS; RADIATED MOMENTUM FLUXES; WAVE ENERGY FLUX;

GRAVITY WAVES;

ATMOSPHERIC TURBULENCE; DOPPLER EFFECT; GRAVITY WAVES; PASSIVE FILTERS; RADIATION; SHEAR FLOW; VORTICITY; WAVE INTERFERENCE;

DOPPLER EFFECT; ENERGY FLUX; GRAVITY WAVE; KINETIC ENERGY; MOMENTUM; RADIATIVE FORCING; RICHARDSON NUMBER; SHEAR FLOW; STRATIFIED FLOW; VORTICITY; WAVE ENERGY; WAVE SPECTRUM; WAVELENGTH;

EID: 34249992581     PISSN: 00224928     EISSN: None     Source Type: Journal    
DOI: 10.1175/JAS3905.1     Document Type: Article

References (26)

1. Achatz, U., and G. Schmitz, 2006a: Shear and static instability of inertia-gravity wave packets: Short-term modal and non-modal growth. J. Atmos. Sci., 63, 397-413.
2. Achatz, U., and G. Schmitz, 2006b: Optimal growth in inertia-gravity wave packets: Energetics, long-term development, and three-dimensional structure. J. Atmos. Sci., 63, 414-434.
3. Alexander, M. J., P. T. May, and J. H. Berres, 2004: Gravity waves generated by convection in the Darwin area during the Darwin Area Wave Experiment. J. Geophys. Res., 109, D20S04, doi:10.1029/ 2004JD004729.
4. Beres, J. H., M. J. Alexander, and J. R. Holton, 2002: Effects of tropospheric wind shear on the spectrum of convectively generated gravity waves. J. Atmos. Sci., 59, 1805-1824.
5. Beres, J. H., M. J. Alexander, and J. R. Holton, 2004: A method of specifying the gravity wave spectrum above convection based on latent heating properties and background wind. J. Atmos. Sci., 61, 324-337.
6. Chimonas, G., and J. R. Grant, 1984: Shear excitation of gravity waves. Part II: Upscale scattering from Kelvin-Helmholtz waves. J. Atmos. Sci., 41, 2278-2288.
7. Clark, T. L., T. Hauf, and J. P. Kuettner, 1986: Convectively forced internal gravity waves: Results from two-dimensional numerical experiments. Quart. J. Roy, Meteor. Soc., 112, 899-925.
8. Eliassen, A., and E. Palm, 1961: On the transfer of energy in stationary mountain waves. Geofys. Publ., 22, 1-23.
9. Farrell, B. F., 1988: Optimal excitation of neutral Rossby waves. J. Atmos. Sci., 45, 163-172.
10. Farrell, B. F., 1989: Optimal excitation of baroclinic waves. J. Atmos. Sci., 46, 1193-1206.
11. Farrell, B. F., and P. J. Ioannou, 1993a: Stochastic dynamics of baroclinic waves. J. Atmos. Sci., 50, 4044-4057.
12. Farrell, B. F., and P. J. Ioannou, 1993b: Transient development of perturbations in stratified shear flow. J. Atmos. Sci., 50, 2201-2214.
13. Farrell, B. F., and P. J. Ioannou, 1996: Generalized stability theory. Part I: Autonomous operators. J. Atmos. Sci., 53, 2025-2040.
14. Fritts, D. C., 1984: Shear excitation of atmospheric gravity waves. Part II: Nonlinear radiation from a free shear layer. J. Atmos. Sci., 41, 524-537.
15. Fritts, D. C., and J. M. Alexander, 2003: Gravity wave dynamics and effects in the middle atmosphere. Rev. Geophys., 41, 1003, doi:10.1029/2001RG000106.
16. Hartman, R. J., 1975: Wave propagation in a stratified shear flow. J. Fluid Mech., 71, 89-104.
17. Holton, J. R., J. H. Beres, and X. Zhou, 2002: On the vertical scale of gravity waves excited by localized thermal forcing. J. Atmos. Sci., 59, 2019-2023.
18. Lindzen, R. S., 1966: On the relation of wave behavior to source strength and distribution in a propagating medium. J. Atmos. Sci., 23, 630-632.
19. Lindzen, R. S., and J. W. Barker, 1985: Instability and wave over-reflection in stably stratified shear flow. J. Fluid Mech., 151, 189-217.
20. Lott, F., 1997: The transient emission of propagating gravity waves by a stably stratified shear layer. Quart. J. Roy. Meteor. Soc., 123, 1603-1619.
21. Salby, M. L., and R. R. Garcia, 1987: Transient response to localized episodic heating in the Tropics. Part I: Excitation and short-time near-field behavior. J. Atmos. Sci., 44, 458-498.
22. Scinocca, J. F., and R. Ford, 2000: The nonlinear forcing of large-scale internal gravity waves by stratified shear instability. J. Atmos. Sci., 57, 653-672.
23. Sutherland, B. R., 1996: Dynamic excitation of internal gravity waves in the equatorial oceans. J. Phys. Oceanogr., 26, 2398-2419.
24. Sutherland, B. R., 2000: Internal wave reflection in uniform shear. Quart. J. Roy. Meteor. Soc., 126, 3255-3286.
25. Sutherland, B. R. and W. R. Peltier, 1995: Internal gravity wave emission into the middle atmosphere from a model tropospheric jet. J. Atmos. Sci., 52, 3214-3235.
26. Sutherland, B. R., and P. F. Linden, 1998: Internal wave excitation from stratified flow over a thin barrier. J. Fluid Mech., 377, 223-252.