Assertion: cathode's surface | /r/HasProperty | coated with phosphor
Facets:
Source sentences:
text: The inner surface of the faceplate is coated with a phosphor ; this phosphor converts electrical energy into light energy.
text: The internal surface of the faceplate is coated with the phosphor.
text: The inner surface of the faceplate is coated with a phosphor.
text: : The inside front surface of every CRT is coated with phosphors.