国家/地区 美国（3） 韩国（2）
IPC部 B（3）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC B82Y030/00（2） B82Y040/00（2） C01B031/04（2）
发明人 CHOI J（3）
公开年 2014（3）
申请年 2014（3）
专利权人 SAMSUNG ELEC.（3）

Graphene laminate for use in switching device and sensor device, has lower piezoelectric material layer that is positioned under lower graphene layer and is provided with negatively-charged surface and positively-charged surface.

LEE S, LEE Y, CHOI J, CHOI J Y, LEE S Y, LEE Y H

Graphene-nanomaterial composite for producing electrode, and electric device, e.g. supercapacitor, fuel cell, and solar cell, comprises graphene stacked structure including graphene films stacked on one another, and nanomaterial.

RYU C, JUNG N, KWON S, CHOI J, RYU C J, JUNG N Y, KWON S G, CHOI J Y

Graphene shell used as e.g. hydrogen storage medium, is obtained by forming graphitized catalyst, forming polymeric coating on graphitized catalyst and heat-treating in inert or reduced atmosphere.

CHOI J, SHIN H J, YOON S, SHIN H