thermionic
Britishadjective
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
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
Ordinary thermionic tubes generate electrons by boiling them from a hot filament.
From Time Magazine Archive
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
Essentially, ultraminiaturized ceramic-to-metal-seal vacuum tubes running off thermionic generators.
From Industrial Revolution by Anderson, Poul William
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.
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
