Title :
Some radio and optical observations of ionospheric modification by a very high power HF ground-based transmission
Author_Institution :
ESSA Research Laboratories, Boulder, CO, USA
Keywords :
Atomic measurements; Broadband communication; Electron emission; Frequency; Hafnium; Heating; Ionosphere; Magnetic fields; Optical polarization; Photometry;
Conference_Titel :
Antennas and Propagation Society International Symposium, 1970
DOI :
10.1109/APS.1970.1150843
