Background Reduction in a Balloon-Borne Hard X-Ray Telescope
IRI Task Force Activity at ICTP: Proposed Improvements for the IRI Region below the F Peak
Measuring the Transmitter Beam Divergence and Controlling the Beam Alignment in a Lidar Instrument
TM/TC System for Small Balloons Developed from Sounding Rocket and Satellite Technique
Long Duration Balloon Flights in the Arctic: a Lagrangian Experiment
Geophysical Situation during the Isbjoern-1 Campaign from Svalbard
Andoya Rocket Range, Norway - a Toolbox for Space Research