thin-film field-emitter cathode

thin-film field-emitter cathode

[¦thin ‚film ¦fēld i‚mid·ər ′kath‚ōd]

(electronics)

A sharply pointed microminiature electron field emitter with an integral low-voltage extraction gate.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.