C. M. Crain

1920

• Absorption measurements at morning twilight
• Economical methods for calculating LF and VLF ionospheric attenuation based on wave theory
• Electron ionization and loss processes and rates
• Enhanced radiation belts and systems implications workshop
• Ionospheric probing with long wave-length radio waves
• The effects of nuclear bursts in space on the propagation of high-frequency radio waves between separated earth terminals
• Use of refractive scattering to explain SHF scintillations