国家/地区 韩国（3） 美国（2）
IPC部 H（2）
IPC大类 H01（2）
IPC小类 H01J（2）
IPC H01J001/30（2） H01J001/304（2） H01J009/02（2）
发明人 KIM I H（3）
公开年 2015（2）
申请年 2014（3）
专利权人 KUMOH NAT IN.（2） SAMSUNG ELEC.（2）

Graphene oxide composition used for preparing lithium-doped graphene, comprises graphene oxide, lithium and polar organic solvent.

HAM M H, KIM I H, SEO H, JANG J, KI H

Electron-emissive element, has graphene emitter adhered on emitter supporting unit and metal mesh, insulating layer provided with gate electrode, and gate supporting unit supported with graphene gate.

PARK S, LEE D, KIM I, SUNG J, LEE C, KANG D, YU E, PARK S H, LEE D G, KIM I H, SUNG J K, LEE C S, KANG D S, YU E A

Field emission device for use in lighting apparatus, has electron emission source that comprises multiple graphene thin films that are vertically supported in cathode electrode toward opening.

JEONG T, KIM I, KIM Y, LEE D, PARK S, LEE D G, PARK S H, KIM Y C, KIM I H, JEONG T W