国家/地区 中国（16） 印度（7）
IPC部 C（25）
IPC大类 C09（25）
IPC小类 C09K（25） B82Y（13） C01B（10）
G01N（10） H01L（3） A61B（2）
A61K（2） C08J（2） C08L（2）
IPC C09K011/65（25）
发明人 BERA M K（3） SHARMA V D（3） WANG Y（3）
CUI D（2） GE M（2） LIU H（2）
LIU X（2） LIU Y（2） LU Y（2）
VISHAL（2） WANG J（2） ZHANG F（2）
公开年 2023（25）
申请年 2022（15）  2023（7）  2021（3） 
专利权人 UNIV MAHARIS.（3） SHANGHAI NAT.（2）

Preparing green-fluorescence emitting carbon quantum dots from carbon source, where source is Cissus quadrangularis, traditional medicinal plant for quantum dot-based display devices, involves collecting stem and leaf parts of Cissus quadrangularis plant followed by rinsing in water.

BERA M K, VISHAL, SHARMA V D

Preparing magnetic fluorescent graphene, involves grinding graphite flakes and stainless steel needles magnetically, oxidizing with concentrated nitric acid and concentrated sulfuric acid, then ultrasonicating, calcining, dissolving in deionized water, suction filtering, dialyzing, and freeze-drying.

SONG Z, LI J, LIU Y, ZHAO Z, ZHANG B

Method for generating white light using white light-emitting quantum dots, involves mixing naphthalene and heteroatom co-doping compound, fabricating heteroatom co-doped graphene quantum dots from obtained mixture, and generating white light using obtained white-light emitting quantum dots.

SAGAR V K, BISHT P B

Preparing highly stable and efficient excitation dependent luminescent graphene quantum dots from Bougainvillea glabra flower involves washing Bougainvillea Glabra flower with bract and cutting into small pieces, and mixing pieces of bougainvillea Glabra flower with bract along with distilled water.

PANACHIKKOOL M, PANDIYARAJAN T

Making luminescent nanocomposite based on nitrogen and calcium co-doped carbon quantum dots doped bioplastic used for down-conversion application in optical display, light-emitting diode and UVC tube, involves gathering mustard (Brassica) flowers from nearby agriculture field, cleaning thoroughly.

BERA M K, VISHAL, SHARMA V D

Preparing two-dimensional materials with zero bandgap involves transferring zero-bandgap two-dimensional material to surface of substrate to obtain sample, adding the sample and fluorine-containing polymer into heating container, and made to undergo fluorination.

GAO J, XUE Y, JIANG Y

Composition useful for delivering gene e.g. genomic DNA, cDNA, plasmid DNA, mRNA, transfer RNA, ribosomal RNA and small interfering RNA, and preparing gene carrier comprises nitrogen-doped graphene quantum dots or its salt.

HONG B H, AHN M, PARK J B

Preparation of graphene quantum dots used as e.g. fluorescent (closed) probe, involves carbonizing sea rice, dispersing in alkali solution, oxidizing with hydrogen peroxide, adjusting pH to neutrality, filtering, and dialyzing.

ZHENG C, LIANG Z, KANG X, WU Y, LUO X, LUO K, WEN Y

Yellow luminescent graphene quantum dots as nanozymes for neuronal stress suppression, are fabricated from unburnt coal waste.

DAS S, MANDAL D, KUMAR P, MAL S, DAS T

Specific fluorescent indicator sheet useful in detection of harmful substances in agricultural product, preferably pesticide, melamine, clenbuterol, and pyrrolidine, prepared by e.g. scraping indicator sheet preparation solution on support layer, and preparing surface functional layer.

SUN B, MA A, WANG J, WANG S, LIU Y, ZHU Y, HE Y