国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4） C04（2）
IPC小类 C01B（4）
IPC C01B032/194（4）
发明人 CHENG Y（2） LI Y（2）
公开年 2021（4）
申请年 2021（3） 
专利权人 HARBIN INST TECHNOLOGY（4）

Three-dimensional hydrogel-graphene-based biosensor comprises substrate, electrode layer, graphene film, and three-dimensional hydrogel material layer that are sequentially stacked.

PAN Y, HAO Z, ZHAO X

Preparing complex structured carbon material anti-oxidation coating by metal liquid phase, by adding active powder to substrate metal powder, mixing ethyl cellulose and water, grinding surface of carbon material, and adding carbon material to nitric acid aqueous solution for corrosion treatment.

SI X, GUO X, ZHAO S, LIU Y, WANG X, CAO J, LI C, FENG J

Preparing grapheme-carbon nanotube composite aerogel, comprises e.g. modifying carbon nanotubes and dispersing in deionized water, oxidizing graphite, aminating under ultraviolet radiation, reacting drying and sintering.

CHENG Y, LI Y

Preparing N-doped graphene/graphene nano-ribbon composite aerogel useful in various fields e.g. electromagnetic stealth, electrochemistry, catalysis, adsorption, and water treatment.

CHENG Y, LI Y