国家/地区 中国（11）
IPC部 C（11）
IPC大类 C01（11） C09（11） G01（10）
B82（9） A61（3）
IPC小类 C01B（11）
IPC C09K011/65（11）
发明人 DING G（2） YANG S（2）
公开年 2022（11）
申请年 2022（7）  2021（4） 
专利权人 SHANGHAI INS.（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

Synthetically fluorescent nanoprobes based on glutathione comprises dispersing graphene quantum dots-carboxylic acids, adding 1-(3-dimethy laminopropyl)-3-ethylcarbodiimide hydrochloride to dispersion, stirring, adding N-hydroxysuccinimide, stirring, adding GSH, adjusting pH, stirring and dialyzing.

LUO Y, LIAO B, XU M

Banyan leaves-carbon quantum dots fluorescent probe for use in angiotensin converting enzyme activity, comprises taking ficus microcarpa leaves, and obtaining carbon quantum dots through extraction and carbonization, and carbon quantum dots have graphene-like structure.

MAO H, XUE M, ZHAN Z

Detecting aniline comprises e.g. taking fluorescent graphene nanoribbon i.e. 2-(pyren-2-yl)hexabenzo(bc,ef,hi,kl,no,qr)coronene compound, then dispersing the graphene nanoribbons in organic reagent to form suspension, adding the sample to be tested, detecting the fluorescence intensity of liquid.

DAI F, FANG J, LIU Y

Graphene fluorescent nanomaterial used in biological imaging agent, is obtained by dispersing graphene, adding N-hydroxysuccinimide and N,N-dimethyl dodecylamine, activating, adding activated graphene to iron salt, ethylene glycol, nitric acid and sulfuric acid and reacting at high temperature.

HUA M, PAN J, FANG Y

Preparation method of nitrogen-zinc co-doped graphene quantum dots, involves ultrasonically mixing GO powder and L-cysteine in water, and performing high-temperature heating reaction to obtain supernatant.

JIANG R, LIU M

Preparing glycerol graphene quantum dot nano-fluid involves mixing glycerol and carbon-containing precursor, dispersing carbon-containing precursor uniformly in glycerol, heating, putting solution into ultrasonic dispersion device, and dispersing to obtain quantum dot nano-fluid as base liquid.

SUN W, LIU C

Preparation of seaweed-derived chlorine-atom-doped graphene quantum dots used for cell imaging, involves dispersing activated seaweed waste as precursor, and ethanol/trichloromethane as mixed solvent, reacting, cooling, filtering, removing insoluble carbon products, dialyzing, and drying.

ZHANG L, JIANG N, ZHOU Y, LIU J, LI W

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

Preparing aqueous high-efficiency green light-emitting graphene quantum dot used in cell imaging, comprises e.g. adding graphene flakes to concentrated sulfuric acid, freeze-drying graphene oxide precipitation, ultrasonically processing graphene oxide suspension and cooling to room temperature.

GUO L, PAN Y, HUO X, RAN X