国家/地区 中国（12）
IPC部 C（12）
IPC大类 C01（12）
IPC小类 C01B（12）
IPC C01B032/184（7） B82Y040/00（6） G01N021/64（5）
B82Y020/00（4） C09K011/65（4） B82Y030/00（3）
C01B032/15（3） G01N027/12（3） B22F009/24（2）
C01B032/05（2） C01B032/194（2） G01N027/30（2）
G01N027/327（2）
发明人 LIU X（12）
公开年 2021（5） 2020（3） 2022（2）
申请年 2021（5）  2022（3）  2019（2）  2020（2） 
专利权人 UNIV CHINA T.（4） UNIV NANJING.（2）

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

Laser-induced graphene in-situ processing detection device, has ball screw whose transmission end is connected with baffle, where baffle is fixedly connected with connecting rod, and distance measuring sensor connected with power source end.

GAO C, FEI D, LIU X, SUN B, ZHANG Q

Copper nanocluster/graphene paper-based electrode used as working electrode for sensitive electrochemical detection of phthalosulfonamide in animal-derived food, is graphene paper-based electrode modified by copper nanocluster composite.

ZHANG X, CHEN L, LIU X, GAN T, SUN J

Preparing nitrogen-doped carbon quantum dots used in metal probes, photoelectrocatalysis and bioimaging, involves dispersing urea, sodium citrate and graphene oxide in water and mixing them into uniform and clear liquid.

HUANG Q, LIU X, LIAO H, GAO H, GONG S

Preparing carbon-based material sensor based on lithium ion doping to food processing, pharmacy, electronic industry, precise instrument production, involves soaking carbon-based material into lithium chloride salt solution and centrifuging.

LUO Y, CHEN J, LIU X, HE Z, YUE D, LI Y, SHI G

Preparing fluorescent graphene quantum dots used for organic dye preparation, such as methylene blue and reactive blue 19, involves placing organic dye orange yellow in hydrothermal reaction kettle, and performing hydrothermal reaction.

LIU X, SHEN J, CHEN W

Preparing blue fluorescent graphene quantum dots with reactive red for detecting metal ion aluminum cation in aqueous solution, by placing organic dye reactive red 2 in hydrothermal reaction kettle and hydrothermal reacting.

LIU X, HUANG W, CHEN W, SHEN J

Graphene quantum dot/zinc oxide/chlorella composite film used as sensitive layer on gas sensor, preferably methanol gas sensor, comprises zinc oxide nano crystal grain, carbonized chlorella, graphene quantum dot and platinum nanoparticle.

SHAO S, LIN J, XIA Y, LIU X

Functionalized titanium dioxide/chlorella nano composite material based on graphene quantum dot useful in n-butyraldehydegas sensor comprises e.g. titanium dioxide nano grain, functionalized graphene quantum dot and carbonized chlorella.

SHAO S, LIN J, XIA Y, LIU X

Use of graphene quantum dot as coloring agent for biological cell imaging, preparing graphene quantum dot-stabilized gold nanoparticles for degradation of p-nitrophenol, and catalytic hydrogen production of tetrahydroxydiboride.

LIU X, SHEN J, CHEN W