国家/地区 中国（3） 印度（2）
IPC部 C（5）
IPC大类 G01（5） B82（4） C09（4）
IPC小类 G01N（5）
IPC G01N021/64（5）
发明人 BERA M K（2） CHEN J（2） SHARMA V D（2）
公开年 2023（5）
申请年 2023（5）
专利权人 UNIV MAHARIS.（2）

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 nanocomposite fluorescent hydrogel useful in fluorescence detection of metal ions in water, comprises e.g. adding mixed reactants and initiators to graphene quantum dot solution, uniformly stirring, soaking in deionized water and taking out.

CHEN J, HOU S, ZHOU Z, HUANG H, YANG Q, ZHU W, SHE X, DU J

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 fluorescent carbon quantum dots for forensic analysis and anti-counterfeiting ink, involves filtering formed juice of Pyrostegia venusta flower petals, microwave treating, cooling formed fluid, filtering supernatant solution, adding corn flour and embedding quantum dots in flour matrix.

BERA M K, SINGH V, SHARMA V D, KANSAY V, SINGLA G