Tube Failure Mechanisms.
Final rept. 1 May 68-30 Sep 69,
RAYTHEON CO WALTHAM MA MICROWAVE AND POWER TUBE DIV
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The investigation focused attention on 1 high voltage breakdown in vacuum as it occurs across vacuum gaps and along insulating surfaces and 2 surface studies of metal-oxide composite cathodes, as exemplified by the tungsten-thoria W-ThO2 cermet cathode, pertaining to the chemical and topographical changes resulting from heat and electron bombardment. Author
- Electrical and Electronic Equipment