Energetic particle precipitation and the chemistry of the mesosphere/lower thermosphere

M Sinnhuber, H Nieder, N Wieters - Surveys in Geophysics, 2012 - Springer
Precipitation of energetic particles into the atmosphere greatly disturbs the chemical
composition from the upper stratosphere to the lower thermosphere. Most important are …

News from the lower ionosphere: A review of recent developments

M Friedrich, M Rapp - Surveys in Geophysics, 2009 - Springer
Current knowledge concerning the lower ionosphere (D-and E-region) is reviewed with an
emphasis on new aspects of empirical results. Starting with an overview of experimental …

Energetic particle precipitation effects on the Southern Hemisphere stratosphere in 1992–2005

CE Randall, VL Harvey, CS Singleton… - Journal of …, 2007 - Wiley Online Library
Measurements from several different satellite instruments are used to estimate effects of
energetic particle precipitation (EPP) on NOx (NO+ NO2) in the Southern Hemisphere …

WACCM simulations of the mean circulation and trace species transport in the winter mesosphere

AK Smith, RR Garcia, DR Marsh… - Journal of Geophysical …, 2011 - Wiley Online Library
Downwelling of air in the high latitude winter middle atmosphere causes perturbations in
chemical composition. Species with sources in the mesosphere and lower thermosphere …

Downward transport of upper atmospheric NOx into the polar stratosphere and lower mesosphere during the Antarctic 2003 and Arctic 2002/2003 winters

B Funke, M López‐Puertas, S Gil‐López… - Journal of …, 2005 - Wiley Online Library
Pronounced upper stratospheric and mesospheric NOx enhancements were measured by
the Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) in the Southern …

Solar proton events of October–November 2003: Ozone depletion in the Northern Hemisphere polar winter as seen by GOMOS/Envisat

A Seppälä, PT Verronen, E Kyrölä… - Geophysical …, 2004 - Wiley Online Library
Observations of O3 and NO2 made by the GOMOS instrument on board European Space
Agency's Envisat satellite have been used to monitor the increase of NO2 and depletion of …

NASA GEOS composition forecast modeling system GEOS‐CF v1. 0: Stratospheric composition

KE Knowland, CA Keller, PA Wales… - Journal of Advances …, 2022 - Wiley Online Library
Abstract The NASA Goddard Earth Observing System (GEOS) Composition Forecast (GEOS‐
CF) provides recent estimates and 5‐day forecasts of atmospheric composition to the public …

Global and temporal distribution of meteoric smoke: A two‐dimensional simulation study

L Megner, DE Siskind, M Rapp… - Journal of Geophysical …, 2008 - Wiley Online Library
Meteoric material entering Earth's atmosphere ablates in the mesosphere and is then
expected to recondense into tiny so‐called “smoke particles.” These particles are thought to …

Effects of solar UV variability on the stratosphere

LL Hood - Solar Variability and its Effects on Climate …, 2004 - ui.adsabs.harvard.edu
Previously thought to produce only relatively minor changes in ozone concentration,
radiative heating, and zonal circulation in the upper stratosphere, solar ultraviolet (UV) …

Chemical–dynamical coupling in the mesosphere and lower thermosphere

DR Marsh - Aeronomy of the Earth's Atmosphere and Ionosphere, 2011 - Springer
A chemistry climate model is used to illustrate several ways in which dynamics and
chemistry are coupled in the mesosphere and lower thermosphere (50–120 km in altitude) …