国家/地区 中国（8） 美国（2）
IPC部 B（9）
IPC大类 B82（9）
IPC小类 B82Y（9）
IPC C09K011/65（8） C01B032/184（7） B82Y020/00（6）
B82Y040/00（5） B82Y030/00（3） C01B031/04（2）
G01N021/64（2）
发明人 CHEN W（9）
公开年 2021（3）
申请年 2021（4）  2015（2） 
专利权人 UNIV CHINA T.（5） UNIV SOUTH C.（2）

Preparing graphene quantum dots of supramolecular structure comprises e.g. mixing phloroglucinol with deionized water, dispersing, adding solution into autoclave, controlling temperature, naturally cooling, dropping brownish-yellow solution on glass sheet, placing into blast drying oven, and drying.

DAI Z, LIU X, SHEN J, REN H, LV G, CAO J, CHEN W

Preparing fluorescent graphene quantum dots used for organic dye preparation, such as methylene blue and reactive blue 19, involves placing organic dye orange yellow in hydrothermal reaction kettle, and performing hydrothermal reaction.

LIU X, SHEN J, CHEN W

Preparing blue fluorescent graphene quantum dots with reactive red for detecting metal ion aluminum cation in aqueous solution, by placing organic dye reactive red 2 in hydrothermal reaction kettle and hydrothermal reacting.

LIU X, HUANG W, CHEN W, SHEN J

Nitrogen-doped graphene quantum dot derived from nanomaterial-lignin useful in field of biological medicine, comprises nanomaterial lignin powder, yttrium oxide powder, alumina powder, and silicon nitride powder.

CHEN W, ZHAO Z, LOU R, LIU X, CHENG K, JIAO X

Synthesis of graphene quantum dots used for biological cell imaging, by adding water to DNA, dispersing to obtain DNA solution, carrying out high-pressure reaction to obtain brownish yellow material, and separating by centrifuging.

CHEN W, SHEN J, LV G, XU W

Preparing graphene and graphene quantum dot comprises e.g. adding deionized water into a container equipped with a stirring device, adding soluble starch at room temperature or heating stirring and then dispersing.

CHEN W, LV G, HU Y, LI Y, CHEN S, LI D, DAI Z

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

Porous graphene used in e.g. adsorption applications, is prepared by providing graphene sheet having thickness and lateral dimension of preset range, and distributed pores having size of preset range on surface of graphene sheet.

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

Producing graphene sheet or ribbon involves attaching metal to carbon nanotube; treating metal to bond chemically to nanotube; removing metal from nanotube; unzipping nanotube into graphene sheet or ribbon, useful for making supercapacitors.

CHEN W, CUI X