The transition between the middle atmosphere and the thermosphere is known as the MLT
region (for mesosphere and lower thermosphere). This area has some characteristics that …

The Aeronomy of Ice in the Mesosphere (AIM) mission was launched from Vandenberg Air
Force Base in California at 1: 26: 03 PDT on April 25, 2007 becoming the first satellite …

Five years of atmospheric temperature data, collected with an Fe Boltzmann lidar by the
University of Colorado group from 2011 to 2015 at Arrival Heights, are used to characterize …

Thermosphere, Ionosphere, Mesosphere, Energetics, and Dynamics (TIMED)/Sounding of
the Atmosphere Using Broadband Emission Radiometry (SABER) temperature observations …

The Cloud Imaging and Particle Size Experiment (CIPS) is one of three instruments aboard
the Aeronomy of Ice in the Mesosphere spacecraft. CIPS provides panoramic ultraviolet …

Previous analysis of polar mesospheric clouds (PMCs) observed by Solar Backscatter
Ultraviolet (SBUV) instruments found that long‐term variations in PMC brightness and …

Model results of mesospheric ice layers and background conditions at 69° N from 1961 to
2008 are analyzed. The model nudges to European Centre for Medium‐Range Weather …

Noctilucent clouds (NLC) are measured by the Rayleigh/Mie/Raman-lidar at the ALOMAR
research facility in Northern Norway (69° N, 16° E) since 1994. The data set contains about …

We report the first lidar observations of polar mesospheric clouds (PMCs) and temperatures
made with an Fe Boltzmann lidar at McMurdo, Antarctica in summer 2010–2011. Eighty‐five …

Between 1997 and 2007 noctilucent clouds (NLC) have been observed by the Arctic Lidar
Observatory for Middle Atmosphere Research (ALOMAR) Rayleigh/Mie/Raman (RMR) lidar …