KnowraThermionic emissionLinked fromLinked fromThe 17 pages that link to Thermionic emission, each with the reason it gives.All 17Broader topic 1Related 13Compared with 3Photoelectric effectCompared with: Heating, rather than photon absorption, supplies the energy for electron escape.Thermoelectric effectCompared with: It converts heat through emitted particles rather than coupled transport inside a solid.Quantum tunnellingCompared with: Unlike tunnelling, it crosses the barrier by gaining enough energy to surmount it.