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Evolution of Tsunami-Induced Internal Acoustic–Gravity Waves
Publisher: American Meteorological Society
Abstract: he authors present an idealized theoretical and numerical study of tsunami-induced internal waves in the atmosphere. These are gravity waves modified by acoustic effects that can propagate rapidly from the ocean surface ...
Leaky Rigid Lid: New Dissipative Modes in the Troposphere
Publisher: American Meteorological Society
Abstract: n effective boundary condition is derived for the top of the troposphere, based on a wave radiation condition at the tropopause. This boundary condition, which can be formulated as a pseudodifferential equation, leads to ...
Interaction of Large-Scale Equatorial Waves and Dispersion of Kelvin Waves through Topographic Resonances
Publisher: American Meteorological Society
Abstract: A new theoretical mechanism is developed in which large-scale equatorial Kelvin waves can modify their speed through dispersion and interaction with other large-scale equatorial waves, such as Yanai or Rossby modes, through ...
Resonant Wave Interactions in the Equatorial Waveguide
Publisher: American Meteorological Society
Abstract: Weakly nonlinear interactions among equatorial waves have been explored in this paper using the adiabatic version of the equatorial ?-plane primitive equations in isobaric coordinates. Assuming rigid lid vertical boundary ...
Oceanic Internal-Wave Field: Theory of Scale-Invariant Spectra
Publisher: American Meteorological Society
Abstract: Steady scale-invariant solutions of a kinetic equation describing the statistics of oceanic internal gravity waves based on wave turbulence theory are investigated. It is shown in the nonrotating scale-invariant limit that ...