国家/地区 美国（3） 世界知识产权组织（2）
IPC部 B（3）
IPC大类 B82（3） C01（3） H01（2）
IPC小类 B82Y（3）
IPC C01B031/04（3）
发明人
公开年 2011（3）
申请年
专利权人

Broadband optical limiter useful in devices used for protecting human eyes and optical sensors, comprises many graphene nano-sheets and a base material (liquid or polymer gel) in which the graphene nano-sheets are distributed.

ZHAO W, ZHAO B

Graphene oxide sheet used for graphene-containing material, is obtained by dispersing graphene-containing carbon substance using dispersing agent to reduce size of aggregation unit of carbon substance, and oxidizing resulting product.

FUGETSU B

Manufacture of graphene used for e.g. photovoltaic cell, involves exposing graphite oxide to source of ultraviolet light, visible light and/or infrared radiant energy.

ELSHALL M S, ABDELSAYED V, ALRESAYES S I, ALOTHMAN Z A M, MOUSSA S, MOHAMED M B