Thermal field emission cathode

Thermion emitting oxide cathode and method for making the same

Thermionic cathode

Thermionic cathode

Thermionic cathode and method of manufacturing same

Thermionic cathode for electron tubes and method for the manufac

Thermionic cathode of high emissive power for an electric tube,

Thermionic cathode using oxygen deficient and fully oxidized mat

Thermionic electron emitter based upon the triple-junction...

Thermionic electron emitters

Thermionic electron emitters and methods of making them

Thermionic emission cathode and preparation thereof

Thermionic emission cathode having a tip of a single crystal of

Thermionic emitter of lanthanum strontium vanadates

Thermoelectric cathode for a hyperfrequency valve and valves inc

Travelling wave tubes

Tungsten-iridium impregnated cathode

Tungsten-thorium dioxide-aluminum oxide mass for a high-temperat

Two-layer cathode for electron gun