国家/地区 中国（2）
IPC部 C（2）
IPC大类 C23（2） C30（2）
IPC小类 C23C（2）
IPC C30B025/00（2）
发明人 LI C（2）
公开年
申请年
专利权人

Iron-based carbide nanocrystals-graphene nanobelt composite material used in e.g. hydrogen evolution catalysis, comprises bottom layer of silicon wafer, graphene nanobelt arrays on silicon wafer, and iron-based carbide nanocrystal.

DONG J, FAN X, GUO X, LIU B, LI C, LIU Q

Device for quick and continuous preparation of graphene film with a large size has heat source, roll-to-roll unit, and gas bottle, where roll-to-roll unit drives catalytic metal thin layer to move, and crosses airtight quartz box.

LI C, WANG Z