国家/地区 中国（3）
IPC部 H（2）
IPC大类 H01（2）
IPC小类 H01M（2）
IPC H01M004/36（2） H01M004/587（2） H01M010/054（2）
发明人 CAI N（3）
公开年 2018（3）
申请年 2018（2） 
专利权人 WUHAN INST T.（2）

Preparing biomass-derived hard carbon/graphene sodium ion battery cathode material comprises e.g. mixing graphene oxide and biomass solution to obtain biomass solution, centrifuging, freezing, drying, and calcining at high temperature.

YU F, WAN Y, CHEN W, WANG J, XUE Y, CAI N

Preparing graphene composite nitrogen and oxygen co-doped biomass carbon material involves dispersing biomass material in pre-cooled sodium hydroxide/urea/aqueous solution, stirring, and defoaming to obtain transparent solution.

CHEN W, YU F, WAN Y, CAI N, XUE Y, WANG J

Preparing high activity electrode on the surface of common metal nano-complex material using two kinds of noble metal one-step modification comprises preparing nickel/graphene electrode and gold-platinum modified nickel graphene electrode.

JIN C, CAI N, DONG R