国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（5） C09（5） B82（2）
IPC小类 C01B（5）
IPC C01B031/04（5）
发明人 DU Y（2） LIU Y（2） TANG N（2）
公开年 2014（5）
申请年 2013（5）
专利权人 UNIV NANJING（2）

Preparing graphene fluorescent nanomaterial comprises mixing graphite powder with tetrahydrofuran, dispersing mixture, adding alkali metal and naphthalene to mixture, reacting mixture, adding halogenated organic solvent, washing and drying.

DENG S, ZHENG L, FENG L, HUANG R, XIE S

Preparation of graphene quantum dots for, e.g. FETs, involves dispersing carbon material in sulfuric acid, adding potassium permanganate and hydrogen peroxide, filtering, dialyzing, evaporating water, and reducing formed oxide dots.

FAN T, LIU Y, MIN Y, SONG J, TONG S, ZHANG L

Purifying graphene oxide quantum dots involves mixing aqueous solution of oxidized graphene quantum dots with surfactant to form mixed solution, followed by adding non-polar solvent, extracting graphene oxide quantum dots, and drying them.

XIE X, JIANG M, DING G, SUN J, HE P

Preparation of nitrogen-doped infrared fluorescent graphene involves reducing graphene oxide, mixing with xenon difluoride, placing in Teflon cup, drying, cooling, supplying into tube furnace, passing ammonia gas, heating, and cooling.

LIU Y, DU Y, TANG N

Preparation of purple fluorescent reduction-oxidation graphene quantum dot involves providing graphene oxide as raw material with nitric acid, diluting with deionized water, oxidizing with deionized water, centrifuging, and cooling.

DU Y, ZHONG W, TANG N, LIU F