Upper-Atmosphere Structure Measurements Open PDF Document Details Document Type Technical Report Publication Date Dec 01, 1959 Accession Number ADB193102 Entities People E. J. Schaefer Organizations University of Michigan Tags Communities of Interest Advanced Electronics Energy and Power Technologies Weapons Technologies DTIC Thesaurus Topics Chemical Reactions Crystal Structure Electric Fields Electron Beams Electron Emission Electrons Engineering Flux Density Magnetic Fields Magnetic Flux Magnetic Flux Density Mass Spectrometers Mass Spectrometry Measurement Resonant Frequency Spectra Spectrometers