thermionic

Example Sentences

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He followed up with a more detailed piece in Wireless World that October, envisioning “space-stations” that relied on thermionic valves serviced by an onboard crew supplied by atomic-powered rockets.

From Nature • Jan. 17, 2017

The device that may change the world's means of making power: a small "thermionic converter" that now turns about 9% of its heat energy into electricity, may eventually convert up to 30%.

From Time Magazine Archive

Ordinary thermionic tubes generate electrons by boiling them from a hot filament.

From Time Magazine Archive

Profs. Elster and Geitel of Germany�Early thermionic knowledge, extended by: Profs. Thomson, of Cambridge Univ. and Richardson, -. of Kings College, London?The essence of long-distance and wireless telephony.

From Time Magazine Archive

Specially developed diode valves are used as thermionic generators with an efficiency, at present, of only 20% but the heat taken away from the anode is used to raise steam for conventional power generation.

From The Dawn of Amateur Radio in the U.K. and Greece: a personal view by Joly, Norman F.