国家/地区 美国（22）
IPC部 B（22）
IPC大类 C01（22） C09（22） B82（21）
H01（9） B01（4） C08（3）
A61（2）
IPC小类 C01B（22）
IPC C09K011/65（22）
发明人 TOUR J M（3） TETSUKA H（2） TETSUKA HIROYUKI（2）
TEZUKA H（2） TOUR J（2） XIANG C（2）
XU H（2） YE R（2） ZHANG L（2）
ZHANG M（2） ZHOU Q（2）
公开年 2016（5） 2015（4） 2017（3） 2022（3） 2012（2） 2014（2）
申请年 2014（5）  2015（5）  2016（4）  2021（4）  2011（2） 
专利权人 UNIV RICE WI.（3） UNIV RICE WI.（3） TOYOTA CHUO .（2） XU H（2）

Producing photoluminescence material involves placing plastic piece into working solution which is water, applying micro-plasma onto surface of the working solution, and degrading the plastic piece into multiple smaller molecular and graphene quantum dot.

CHIANG W, WENG R, WENG R J

Upgrading coal used in graphene film, comprises cleaning coal and reacting cleaned coal residue with oxidizable inorganic metallic agent, and reacting cleaned coal residue with reducing agent to form upgraded coal.

LAUMB J, AZENKENG A

Determining concentration of treatment compound in water source, comprises combining water source, treatment compound for treating source and graphene quantum dot, irradiating the tagged water source and measuring luminescent emission.

KUNDU K, MOLONEY J

Forming graphene quantum dot involves adding graphene source to vessel, homogenously suspending graphene source in solvent to form reaction mixture, adding oxidant to the reaction mixture and irradiating the reaction mixture.

HASAN T, NAUMOV A V

Biomass-based high-efficiency fluorescent graphene quantum dot comprises nitrogen source, polyvalent metal ion, composite carbon source, and water.

LIU Y, WU Y

Manufacture of graphene quantum dots used in e.g. biomedical applications, involves combining graphite and/or carbon black with strong oxidizing mixture, and heating to produce graphene quantum dots having preset diameter.

QIN Y, ZHOU S

Preparation of graphene quantum dots of different oxygen content used in fluorescent material, involves dispersing graphene oxide in peroxide solution, mixing dispersion with lye, purifying to obtain powder, and performing gradient elution.

ZHANG L, ZHANG M

Preparation of graphene oxide quantum dot used for producing composite nanomaterial, involves immersing inert electrode of block material in electrolyte solution, cutting and dissociating obtained graphene sheet layers, and dispersing.

XU H, ZHOU Q

Preparation of graphene-encapsulated metal nanoparticles used in e.g. LED, involves supplying preset mole ratio of gas comprising carbon dioxide, methane and water on metal catalyst and reacting and cooling resultant product.

SON I H, LEE S J

Manufacture of graphene quantum dots from carbon source, involves exposing carbon source chosen from coal, coke, biochar, and/or asphalt to solution containing oxidant, and forming graphene quantum dots.

TOUR J M, METZGER A, YE R, MANN J, TOUR J