An assessment of tropopause characteristics of the ERA5 and ERA-Interim meteorological reanalyses

L Hoffmann, R Spang - Atmospheric Chemistry and Physics, 2022 - acp.copernicus.org
The tropopause layer plays a key role in manifold processes in atmospheric chemistry and
physics. Here we compare the representation and characteristics of the lapse rate …

A global view of stratospheric gravity wave hotspots located with Atmospheric Infrared Sounder observations

L Hoffmann, X Xue… - Journal of Geophysical …, 2013 - Wiley Online Library
The main aim of this study is to find and classify hotspots of stratospheric gravity waves on a
global scale. The analysis is based on a 9 year record (2003 to 2011) of radiance …

Implications for atmospheric dynamics derived from global observations of gravity wave momentum flux in stratosphere and mesosphere

M Ern, P Preusse, JC Gille… - Journal of …, 2011 - Wiley Online Library
In this work absolute values of gravity wave (GW) momentum flux are derived from global
temperature measurements by the satellite instruments High Resolution Dynamics Limb …

Multisensor profiling of a concentric gravity wave event propagating from the troposphere to the ionosphere

I Azeem, J Yue, L Hoffmann, SD Miller… - Geophysical …, 2015 - Wiley Online Library
In this paper, we present near‐simultaneous observations of a gravity wave (GW) event in
the stratosphere, mesosphere, and ionosphere over the South Central United States and …

An 18‐year climatology of directional stratospheric gravity wave momentum flux from 3‐D satellite observations

NP Hindley, CJ Wright, L Hoffmann… - Geophysical …, 2020 - Wiley Online Library
Atmospheric gravity waves (GWs) are key drivers of the atmospheric circulation, but their
representation in general circulation models (GCMs) is challenging, leading to significant …

Influences of gravity waves on convectively induced turbulence (CIT): A review

RD Sharman, SB Trier - Pure and Applied Geophysics, 2019 - Springer
Thunderstorms are known to produce turbulence. Such turbulence is commonly referred to
as convectively induced turbulence or CIT, and can be hazardous to aviation. Although this …

Coordinated ground‐based and space‐based observations of equatorial plasma bubbles

E Aa, S Zou, R Eastes, DK Karan… - Journal of …, 2020 - Wiley Online Library
This paper presents coordinated and fortuitous ground‐based and spaceborne observations
of equatorial plasma bubbles (EPBs) over the South American area on 24 October 2018 …

Directional gravity wave momentum fluxes in the stratosphere derived from high‐resolution AIRS temperature data

M Ern, L Hoffmann, P Preusse - Geophysical Research Letters, 2017 - Wiley Online Library
In order to reduce uncertainties in modeling the stratospheric circulation, global
observations of gravity wave momentum flux (GWMF) vectors are required for comparison …

[HTML][HTML] Intermittency of gravity wave potential energies and absolute momentum fluxes derived from infrared limb sounding satellite observations

M Ern, P Preusse, M Riese - Atmospheric Chemistry and Physics, 2022 - acp.copernicus.org
Atmospheric gravity waves contribute significantly to the driving of the global atmospheric
circulation. Because of their small spatial scales, their effect on the circulation is usually …

Characteristics of the quiet‐time hot spot gravity waves observed by GOCE over the Southern Andes on 5 July 2010

SL Vadas, S Xu, J Yue, K Bossert… - Journal of …, 2019 - Wiley Online Library
We analyze quiet‐time data from the Gravity Field and Ocean Circulation Explorer satellite
as it overpassed the Southern Andes at z≃ 275 km on 5 July 2010 at 23 UT. We extract the …