国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B031/04（3） C09K011/65（3） B82Y030/00（2）
发明人 LI X（3）
公开年 2016（3）
申请年 2015（2） 
专利权人

Preparation method of nitrogen doped graphene quantum point, involves adding acetylene black, concentrated nitric acid and deionized water to reflux device, setting heating temperature, and maintaining reaction liquid to slightly boil.

HU Z, LI X, SHI G, TANG L

Preparation of fluorine-doped graphene quantum dot with excellent optical properties, involves placing graphene quantum dots under argon atmosphere, mixing xenon difluoride, carrying out gas phase reaction, naturally cooling and drying.

LI M, LI X, LUO Y, WEN J, TANG T, XIAO J

Preparing porous graphene quantum dots used for cell imaging, involves dissolving chitosan in aqueous acetic acid solution to obtain aqueous chitosan acetate solution, and adding graphite to aqueous chitosan acetate solution.

LI X, SUN R, WANG X, YE W, CHEN W