国家/地区 中国（18） 印度（4）
IPC部 B（23） C（23） G（10）
H（4） A（2）
IPC大类 B82（23）
IPC小类 B82Y（23）
IPC B82Y030/00（16） B82Y020/00（14） C09K011/65（13）
B82Y040/00（12） G01N021/64（8） C09K011/02（6）
C01B032/184（5） C01B032/182（2） C01B032/194（2）
C08K003/04（2） C09K003/00（2） C09K011/88（2）
H10K050/115（2）
发明人 BERA M K（3） SHARMA V D（3） WANG Y（3）
LI J（2） LIU X（2） VISHAL（2）
公开年 2023（23）
申请年 2022（12）  2023（8）  2021（3） 
专利权人 UNIV MAHARIS.（3）

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

Purifying quantum dot useful in light emitting device and electronic device, comprises e.g. providing a quantum dot solution, freezing the quantum dot solution, performing solid-liquid separation, and discarding solid impurities.

LIU Q, NIE Z

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

QLED device comprise cathode layer, a quantum dot light-emitting layer, a hole composite layer comprising an aromatic amino acid film layer provided on surface of hole functional layer, and an anode layer.

LU Z, HUANG P

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 polymer-sand nanocomposite lost circulation material for forming barrier to overcome lost circulation in hydrocarbon wellbore, involves combining cross-linker solution and sand particles; combining hydrogel polymer, organic cross-linker and salt; and combining polymer hydrogel.

KRISHNAN M R, ALSHARAEH E, ALMOHSIN A

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

Reversible fire warning composite aerogel used in e.g. high-rise building fire alarm, flame retardant, prepared by self-assembling into 3D structure by magnetic graphene oxide nanosheet, expanded graphite nanosheet and biomass matrix by intermolecular hydrogen bond cross-linking, and freeze-drying.

LI J, REN F, QIAN X, LIU G, JING J, SHI C

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