Electron emission device and electron emission display

摘要

An electron emission device includes a number of electron emission units spaced from each other, wherein each of the number of electron emission units includes a first electrode, a semiconductor layer, an insulating layer, and a second electrode stacked with each other, the first electrode includes a carbon nanotube layer, a number of holes defines in the semiconductor layer, and a portion of the carbon nanotube layer suspended on the number of holes.

主权项

1. An electron emission device, the electron emission device comprising:
a plurality of electron emission units spaced from each other, wherein each of the plurality of electron emission units comprises:
a first electrode, wherein the first electrode comprises a carbon nanotube layer;a semiconductor layer located on the first electrode and electrically connected to the first electrode, wherein the semiconductor layer defines a plurality of holes, and a portion of the carbon nanotube layer corresponding to the plurality of holes is suspended on the plurality of holes;an insulating layer located on a surface of the semiconductor layer away from the first electrode; anda second electrode located on the insulating layer away from the semiconductor layer.