Assertion: cathode's electron | /r/HasProperty | emitted with device
Facets:
value: from the cathode
type: OTHER
Source sentences:
text: With these devices, electrons are field-emitted from a large number of closely spaced individual emission sites.
text: (Within the device, the electrons are emitted from the cathode and reach the anode; those electrons then flow out of the vacuum tube's anode terminal.)