Results 41 to 50 of about 35,327 (307)

Satellite observations of middle atmosphere gravity wave absolute momentum flux and of its vertical gradient during recent stratospheric warmings [PDF]

open access: yesAtmospheric Chemistry and Physics, 2016
Sudden stratospheric warmings (SSWs) are circulation anomalies in the polar region during winter. They mostly occur in the Northern Hemisphere and affect also surface weather and climate.
M. Ern   +12 more
doaj   +1 more source

Gravity wave turbulence in a laboratory flume [PDF]

open access: yes, 2007
We present an experimental study of the statistics of surface gravity wave turbulence in a flume of a horizontal size 12×6  m. For a wide range of amplitudes the wave energy spectrum was found to scale as Eω∼ω-ν in a frequency range of up to one decade ...
Nazarenko, Sergey   +2 more
core   +1 more source

On the Separation Period Discriminating Gravity and Infragravity Waves off Gyeongpo Beach, Korea

open access: yesJournal of Marine Science and Engineering, 2020
Although there have been a number of studies investigating fundamental characteristics of infragravity waves in coastal zones, a proper method of deciding period ranges that are associated with gravity or infragravity waves remains uncertain.
Jung-Eun Oh   +3 more
doaj   +1 more source

Upward propagation of gravity waves and ionospheric perturbations triggered by the 2022 Hunga-Tonga volcanic eruption

open access: yesEarth, Planets and Space, 2023
Using an atmosphere–ionosphere coupled model (GAIA), atmospheric and ionospheric perturbations triggered by the 2022 Hunga-Tonga volcanic eruption are studied.
Yasunobu Miyoshi, Hiroyuki Shinagawa
doaj   +1 more source

Gravity wave activities in Tibet observed by COSMIC GPS radio occultation

open access: yesGeodesy and Geodynamics, 2018
The Gravity waves activities in the Tibetan Plateau are very complex with different effects and natures that are not clear due to the lack of high resolution data from space and also from ground. In this paper, using COSMICGPS radio occultation data from
Attaullah Khan, Shuanggen Jin
doaj   +1 more source

Characteristics of equatorial gravity waves derived from mesospheric airglow imaging observations [PDF]

open access: yesAnnales Geophysicae, 2009
We present the characteristics of small-scale (<100 km) gravity waves in the equatorial mesopause region derived from OH airglow imaging observations at Kototabang (100.3° E, 0.2° S), Indonesia, from 2002 to 2005.
S. Suzuki   +6 more
doaj   +1 more source

Surface water waves due to an oscillatory wavemaker in the presence of surface tension

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
The initial value problem of generation of surface water waves by a harmonically oscillating plane vertical wavemaker in an infinite incompressible fluid under the action of gravity and surface tension is investigated. In the asymptotic evaluation of the
B. N. Mandal, S. Banerjea
doaj   +1 more source

Driving of the SAO by gravity waves as observed from satellite [PDF]

open access: yesAnnales Geophysicae, 2015
It is known that atmospheric dynamics in the tropical stratosphere have an influence on higher altitudes and latitudes as well as on surface weather and climate.
M. Ern, P. Preusse, M. Riese
doaj   +1 more source

Large-eddy simulation of an atmospheric bore and associated gravity wave effects on wind farm performance in the southern Great Plains [PDF]

open access: yesWind Energy Science
Gravity waves are a common occurrence in the atmosphere, with a variety of generation mechanisms. Their impact on wind farms has only recently gained attention, with most studies focused on wind farm-induced gravity waves.
A. S. Wise   +10 more
doaj   +1 more source

Five-Wave Resonances in Deep Water Gravity Waves: Integrability, Numerical Simulations and Experiments [PDF]

open access: yes, 2021
In this work we consider the problem of finding the simplest arrangement of resonant deep-water gravity waves in one-dimensional propagation, from three perspectives: Theoretical, numerical and experimental.

core   +1 more source

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