国家/地区 中国（7） 欧洲专利局（EPO）（3） 日本（3） 美国（3） 世界知识产权组织（3） 印度（2） 韩国（2） 新加坡（2）
IPC部 B（8）
IPC大类 B82（8）
IPC小类 B82Y（8）
IPC B82Y020/00（8）
发明人
公开年 2016（4） 2015（3）
申请年 2015（8）
专利权人

Planar electromagnetic filter has little dependence with angle of polarization and angle of incidence, and is composed of periodic arrangement of graphene rings of different dimensions placed at fixed distance.

DMITRIEV V, MONTE DO NASCIMENTO C

Manufacture of graphene oxide involves contacting one end face of carbon-based three-dimensional material electrode(s) in parallel with electrolyte solution, electrolyzing, electrochemically-oxidizing, and cutting graphite sheet layers.

XU H, ZHOU Q

Adjusting photoluminescence properties of graphene quantum dots involves processing graphene quantum dots with ultraviolet light, and then processing graphene quantum dots hydrogen peroxide.

LI Y, LIU X

Preparing negatively charged graphene involves dispersing graphite in water and exfoliating graphite by mechanically by centrifugation.

SHEN C, XI F, ZHOU L, XU X

Forming a polymer composite comprising polymers and graphene quantum dots, useful in LEDs, comprises mixing a polymer component comprising polymers and/or polymer precursors with graphene quantum dots.

TOUR J M, KOVALCHUK A, XIANG C, TOUR J, CHANGSHENG X, TOUR YA M, XIANG CH

Use of reduced graphene oxide laminate membrane as barrier material in which reduced graphene oxide is formed from reduction of graphene oxide with reducing agent.

RAVEENDRANNAIR R, SU Y, GEIM A, RAVEENDRAN N R

Preparation of graphene quantum dots used for detecting trivalent gold ions, involves adding citric acid and L-cysteine to reactor, adding deionized water, mixing, heating and cooling mixture, and adjusting concentration of mixture.

CAI F, HUANG Y

Preparing water-soluble graphene quantum dot transmitting white fluorescence comprises taking graphite as a carbon source raw material, and taking sodium borohydride as a reducing agent.

JIANG B, SHEN X, DONG P, LIANG W