Electronics and Telecommunications Research Institute

Eun Sol Ko

Yoon-Ho Song

Jae-Woo Kim

Provided is a field emission device including a cathode electrode and an anode electrode, which are spaced apart from each other, an emitter disposed on the cathode electrode, a gate electrode disposed between the cathode electrode and the anode electrode and including a gate opening that overlaps the emitter, and a plurality of alignment electrodes disposed between the gate electrode and the cathode electrode. Here, the alignment electrodes surround a side surface of the emitter.

Growing community of inventors

Daejeon, South Korea

Eun Sol Ko