国家/地区 美国（2）
IPC部 H（2）
IPC大类
IPC小类
IPC
发明人 LEE D（2）
公开年
申请年 2018（2）
专利权人 SAMSUNG ELEC.（2）

Diaphragm for e.g. speaker for electronic apparatus, has graphene-containing layer including graphene nanoparticles with average particle size of 10 nanometer, where graphene-containing layer is arranged on surface of auxiliary layer.

KIM S, SHIN H, SEOL M, LEE D, SHIN H J, UK L D

Method of manufacturing multi-layered graphene film used as electrode in manufacture of e.g. battery, involves forming graphene sheet fragments by adjusting graphene growth time to be shorter than graphene growth time of graphene layer.

LEE D, KWON S