国家/地区 中国（3） 日本（2） 美国（2） 世界知识产权组织（2）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B031/04（4）
发明人 TETSUKA H（2） TETSUKA HIROYUKI（2） TEZUKA H（2）
公开年 2012（4）
申请年 2011（2）  2012（2） 
专利权人 TOYOTA CHUO .（2）

Preparing graphene quantum dot useful for preparing e.g. biosensor, comprises dispersing graphene oxide in water by adding amine passivator, and reacting carboxy and hydroxy functional groups of graphene oxide during hydrothermal reaction.

FENG J, WU P, ZHANG Z

Preparation of yellow-green fluorescence graphene quantum dot used for, e.g. sense analysis, by adding nitric acid and sulfuric acid to graphene oxide solution, mixing, subjecting mixture to microwave treatment, and cooling.

JI J, LI L, ZHU J

Nitrogen-containing graphene structure for fluorescent substance dispersion liquid, has single layer or multilayer graphene nanosheet, and nitrogen is introduced into graphene structure.

TETSUKA HIROYUKI, OKAMOTO KAZUO, TEZUKA H, OKAMOTO K, TETSUKA H

Light emitting component for e.g. light emitting element, has coating material coated on surface of base material having graphene structure.

TETSUKA HIROYUKI, TEZUKA H, TETSUKA H