Assertion: cathode | /r/CapableOf | heat to temperature
Facets:
value: later in the article
type: TEMPORAL
Source sentences:
text: The cathode heats to a temperature that causes electrons to be 'boiled out' of its surface into the evacuated space in the tube, a process called thermionic emission.
text: Later in the article: The cathode heats to a temperature that causes electrons to be 'boiled out' of its surface into the evacuated space in the tube, a process called thermionic emission.