国家/地区 日本（2）
IPC部 B（2）
IPC大类 B82（2）
IPC小类 B82B（2）
IPC C01B031/02（2）
发明人
公开年
申请年 2002（2）
专利权人

Nano carbon substance for electron emission source, has graphene layers wound in piles, and has termination portion of graphene layers exposed to outermost circumference.

TSUBOI T

Carbon fiber for field electron emitter, includes edges of hexagonal carbon layers exposed to large ring end of graphene layers, to function as electron emission tips.

YANAGISAWA T, ENDO M