国家/地区 中国（7）
IPC部 C（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C09K011/65（7）
发明人 DING G（7）
公开年 2014（2） 2022（2）
申请年 2021（2） 
专利权人 SHANGHAI INS.（5） NINGBO GRAPH.（2）

Preparing magnetic graphene quantum dot for preparing imaging contrast agent and in-vitro diagnostic probe, involves subjecting ferrous ascorbate aqueous solution to hydrothermal reaction, where contrast agent is nuclear magnetic resonance-fluorescence double-mode enhanced imaging contrast agent.

XIE X, DING G, DONG H, YANG S, LI Y

New kit based on nitrogen-doped carbon fluorescent quantum dot comprising carbon nitrogen fluorescent quantum dot solution composed of carbon-nitrogen fluorescent quantum dot and solvent, and buffer solution useful for detecting tumor cell.

FAN X, DING G, ZHOU H, YANG S, LI J

Paramagnetic chiral graphene quantum dot useful for monitoring interaction between chiral molecules, comprises e.g. chiral graphene quantum dots and chelating agent form covalent bond through mutual functional group reaction.

DONG H, LI Y, YANG S, TAO Q, DING G, XIE X

Preparing graphene quantum dots comprise preheating precursor to obtain prepolymer, dissolving prepolymer in solvent, and performing thermal synthesis reaction.

DING G, XU A, YANG S, WANG G, CHEN D, LIU Z

Preparing red light-doped graphene quantum dot comprises mixing e.g. a precursor material with a solvent to obtain a precursor solution, subjecting precursor solution to hydrothermal synthesis treatment and purifying.

DING G, XU A, YANG S, WANG G, CHEN D, LIU Z

Preparing graphene oxide quantum dots comprises adding citric acid to concentrated sulfuric acid, and carrying out reaction to form quantum dot graphene oxide solution.

XIE X, DING G, JIANG M, HE P

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