Assertion: cathode ray tube's phosphor | /r/HasProperty | struck by incoming electrons
Facets:
value: from the electron gun
type: OTHER
Source sentences:
text: These phosphors are struck by incoming electrons from the electron gun, absorb energy, and then re-emit some or all of that energy in the form of light.
text: These phosphors are struck by incoming electrons from the electron gun, absorb energy, and then re-emit some or all of that energy in the form of light (this process is called phosphorescence).