In situ observations of small scale neutral and plasma dynamics in the mesosphere/lower thermosphere at 79°N

In situ rock probing using the ultrasonic/sonic driller/corer (USDC)

In-flight calibration of solar irradiance measurements by direct comparison with stellar observations

In-flight measurements of the electron concentration and collision frequency from the geophysical sounding rocket 'Vertical 4'

In-situ detection of OH in the lower stratosphere with a balloon borne high repetition rate laser system

In-situ Ion Temperature Measurements in the Joule Heating Region

In-situ measurements in the Venus ionosphere

In-situ measurements of spatial fine-structures in polar cap patches

In-situ measurements of wave electric fields in the equatorial electrojet

In-situ Measurements Within and Above the Ion-Neutral Coupling Region: Sounding Rocket versus Satellite Measurements (Invited)

In-situ observations of intermediate layers in the night time ionosphere

In-situ observations of irregular ionospheric structure associated with the plasmapause

In-situ observations of VLF waves generated by a modulated electron beam in the ionosphere

In-situ stratospheric water vapor measurements on board long duration balloons

In-situ studies of equatorial spread-F over SHAR-steep gradients in the bottomside F-region and transitional wavelength results

In-Situ Turbulence Measurements in the High-Latitude MLT-Region

Inaccuracies in electron density estimates due to surface contamination of Langmuir probes

Incoherent scatter measurements in the F1-region

Incoherent scatter measurements of E- and upper D-region ionization changes during three solar flares

Incoherent scatter observations of an artificially modified ionosphere