Assertion: discharge | /r/HasProperty | self-maintained
Facets:
value: as a glow discharge
type: MANNER
Source sentences:
text: The GM counter is between a Townsend discharge on one hand in which the current depends on the ionization, and breakdown, where the discharge is self-maintained.
text: The discharge is now self-sustaining as a glow discharge, and cathode heating is not sufficient to cause transition to an arc.