Results 1 to 10 of about 1,660,853 (215)

Spectra of Acoustic-Gravity Waves in the Atmosphere with a Quasi-Isothermal Upper Layer

open access: yesAtmosphere, 2021
In this paper, we study, in theoretical terms, the structure of the spectrum of acoustic-gravity waves (AGWs) in the nonisothermal atmosphere having asymptotically constant temperature at high altitudes.
Sergey P. Kshevetskii   +2 more
doaj   +2 more sources

Effect of sea-bottom elasticity on the propagation of acoustic-gravity waves from impacting objects. [PDF]

open access: yesSci Rep, 2019
Recent analysis of data, recorded on March 8th 2014 at the Comprehensive Nuclear-Test-Ban Treaty Organisation’s hydroacoustic stations off Cape Leeuwin Western Australia, and at Diego Garcia, has led to the development of an inverse model for locating ...
Kadri U.
europepmc   +2 more sources

Tsunami mitigation by resonant triad interaction with acoustic-gravity waves. [PDF]

open access: yesHeliyon, 2017
Tsunamis have been responsible for the loss of almost a half million lives, widespread long lasting destruction, profound environmental effects, and global financial crisis, within the last two decades. The main tsunami properties that determine the size
Kadri U.
europepmc   +2 more sources

Dynamical Properties of Acoustic-Gravity Waves in the Atmosphere [PDF]

open access: yesJournal of Atmospheric and Solar-Terrestrial Physics, 2019
We study the dynamical behaviors of a system of five coupled nonlinear equations that describes the dynamics of acoustic-gravity waves in the atmosphere.
Animesh Roy, Subhrajit Roy
exaly   +2 more sources

On the propagation of acoustic–gravity waves due to a slender rupture in an elastic seabed [PDF]

open access: yesJournal of Fluid Mechanics, 2023
The propagation of waves from a vertical uplift of a slender rectangular fault in a sea of constant depth is discussed, accounting for water compressibility, gravity and seabed elasticity. The compressed water column results in the generation of acoustic–
Byron Williams, U. Kadri
semanticscholar   +2 more sources

Impacts of acoustic and gravity waves on the ionosphere

open access: yesFrontiers in Astronomy and Space Sciences, 2022
The impact of regional-scale neutral atmospheric waves has been demonstrated to have profound effects on the ionosphere, but the circumstances under which they generate ionospheric disturbances and seed plasma instabilities are not well understood ...
Kate Zawdie   +18 more
doaj   +2 more sources

A case study of the three-dimensional co-seismic ionospheric disturbance evolution [PDF]

open access: yesScientific Reports
The total electron content is an integrated value of ionospheric electron density (Ne) along the satellite-receiver ray path; therefore, it cannot directly resolve ionospheric disturbances in the vertical direction. In this work, to better understand the
Rui Song   +4 more
doaj   +2 more sources

Acoustic-gravity waves in quasi-isothermal atmospheres with a random vertical temperature profile [PDF]

open access: yesWave motion, 2022
We study acoustic-gravity waves in a quasi-isothermal atmosphere in the presence of a weak random addition to the vertical temperature profile, which simulates the real atmosphere of the Earth at altitudes greater than $\sim 200$ km.
V. Lashkin, O. Cheremnykh
semanticscholar   +1 more source

Effects of Coriolis force on the nonlinear interactions of acoustic-gravity waves in the atmosphere [PDF]

open access: yes, 2021
The nonlinear theory of acoustic-gravity waves (AGWs) in the atmosphere is revisited with the effects of the Coriolis force. Previous theory in the literature [Phys. Scr. 90 (2015) 055001] is advanced.
D. Chatterjee, A. P. Misra
semanticscholar   +1 more source

IMS observations of infrasound and acoustic-gravity waves produced by the January 2022 volcanic eruption of Hunga, Tonga: A global analysis

open access: yesEarth and Planetary Science Letters, 2022
a CEA, DAM, DIF, F-91297 Arpajon, France b BGR, B4.3, D-30655 Hannover, Germany c ISLA, HIGP, SOEST, University of Hawaii at Manoa, Honolulu, HI, United States of America d Department of Earth Sciences, University of Firenze, 50121, Firenze, Italy e CNRS,
J. Vergoz   +15 more
semanticscholar   +1 more source

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