Gravity wave

COSMIC Observation of Stratospheric Gravity Wave and Ionospheric Scintillation Correlation

High S4 occurrence (> 0.2) longitudinal and annual variations from 2010 to 2013
Tuesday, July 13, 2021

A correlation study is performed to investigate possible connections between the stratospheric gravity waves and the ionospheric plasma bubble induced GPS signal scintillations.

Effective vertical diffusion by atmospheric gravity waves

Graphic image depicting effective diffusion coefficient
Wednesday, December 16, 2020

Han-Li Liu has observed that atmospheric gravity waves may transport heat and chemical species in the vertical direction.

Tao Wang

Tao Wang is a scientific visitor in the High Altitude Observatory of the National Center for Atmospheric Research hosted by Dr. HanLi Liu. He is a Ph.D. student at Lanzhou University.


Graphic of two-dimensional filtered Global Navigation Satellite System (GNSS) total electron content (TEC) maps
Wednesday, September 11, 2019

Earthquake and tsunami are known to be the source of atmospheric gravity waves that can generate plasma ripples in the space. On March 11, 2011, a magnitude 9.0 earthquake occurred near the east coast of Honshu, Japan, unleashing a savage tsunami to strike offshore of Japan.

Medium-scale thermosphere perturbations in the bottomside F region in tropical regions

Global distribution of gravity wave activity
Friday, July 7, 2017

Thermospheric gravity waves in the bottomside F region have been proposed to play a key role in the generation of equatorial plasma bubbles (EPB). However, direct observations of such waves have been lacking.

Large Scale Gravity Waves Perturbations in Mesopause Region

Gravity Wave
Wednesday, November 23, 2016

To investigate the Gravity Wave (GW) in the mid-latitude mesopause region during boreal equinox, 433 hours of continuous full diurnal cycle temperature measurements in September between 2011 and 2015.

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