Definition of thermionic emission in English:

thermionic emission

Line breaks: thermi|on¦ic emis|sion

noun

The emission of electrons from a heated source.
More example sentences
  • However, Carnap's principal interest at that time was in physics, and by 1913 he was planning to write his dissertation on thermionic emission.
  • After graduating, he began a research project in the Cavendish Laboratory on thermionic emission but it appears not to have gone too well and he gave up the project.
  • The gas, primarily consisting of cathode material, expands into the vacuum where it is ionised by bombardment from the thermionic emission due to the very hot underlying cathode.

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