Thermionic electron emitter

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

Thermionic electron emitters

Thermionic electron emitters and methods of making them

Thermionic electron source

Thermionic electron source with bonded control grid

Thermionic emission cathode

Thermionic emission cathode and preparation thereof

Thermionic emission cathode having a tip of a single crystal of

Thermionic emitter for electron microscopy

Thermionic emitter of lanthanum strontium vanadates

Thermionic emitter with balancing thermal conduction legs

Thermionic ionization source

Thermoelectric cathode for a hyperfrequency valve and valves inc

Thin walled lamp with tungsten halogen capsule and...

Transparent conductor for field emission displays

Transparent electrodes

Travelling wave tubes

Triple-coil incandescent filament

Tungsten-iridium impregnated cathode