国家/地区
IPC部
IPC大类
IPC小类
IPC
发明人 HEO J（2）
公开年
申请年 2020（2）
专利权人

Hydrogen sensor for sensing low-concentration hydrogen gas with high sensitivity with low power and small size, has electrodes formed on substrate, and graphene layer is formed between electrodes to be spaced apart from electrodes.

HEO J, AHN J H

Graphene device e.g. multifunctional device of switching device or electronic device, has gate that faces functional layer with graphene layer, and gate insulation layer that is formed between graphene layer and gate.

HEO J, LEE K, PARK S