国家/地区 中国（11） 印度（4）
IPC部 B（15）
IPC大类 C09（15） B82（13） C01（8）
G01（8） A61（2） H01（2）
IPC小类 C09K（15） B82Y（13） C01B（8）
G01N（8）
IPC C09K011/65（15）
发明人 BERA M K（3） SHARMA V D（3） WANG Y（3）
CUI D（2） GE M（2） LIU X（2）
LU Y（2） VISHAL（2） ZHANG F（2）
公开年 2023（15）
申请年 2022（7）  2023（5）  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

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

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

Preparing near-infrared fluorescent probe for selectively recognizing glutathione, involves subjecting pyrene to nitric acid reflux and hydrothermal reaction to obtain stock solution of aminated graphene quantum dots, filtering, dialyzing, and freeze drying.

CHEN J, CHEN H, WANG Y, YIN H, ZHAO L, WU M, XIE J

Preparing metal nitrogen-doped graphene quantum dot composite material useful e.g. for preparing ammonium perchlorate catalyst, by e.g. dissolving organic acid and organic amine in solvent, carrying out hydrothermal reaction, adding soluble metal salt, dialyzing, and freeze-drying.

YIN Z, WANG Y, JIANG L, FU X, XU J, NIE F

Preparing graphene quantum dot based on heterogeneous catalyst, comprises e.g. dispersing manganese dioxide particles in water, adding hydrogen peroxide and neutral graphene oxide solution into reaction solution, then adding hydrochloric acid and hydrogen peroxide, and post-processing.

WANG J, LU Y, GE M, ZHANG F, CUI D

Preparing nitrogen and sulfur co-doped pH responsive graphene quantum dots used in pH value responsive reagent for selective iron detection, involves mixing carbon source compound and nitrogen and sulfur source compound, carrying out a hydrothermal reaction, centrifuging and filtering.

LI D, YAN J, ZHOU Y, LIU X

Preparing dual-photon signal amplification probe based on aptamer-modified silica-graphene quantum dots useful in specific recognition and high-sensitivity real-time imaging of CCRF-CEM target cells, comprises preparing carboxylated GQDs emitting green fluorescence and preparing nanoparticles.

ZHAO Y, LV J, LIU S, GAO Y, REN W, FAN Y, HE X, XIE K, YAN H