国家/地区 中国（2）
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人
公开年 2011（2）
申请年 2011（2） 
专利权人 UNIV HARBIN ENGINEERING（2）

Graphene-ferroferric oxide composite nanomaterial used for absorbing high-frequency electromagnetic wave is manufactured by dissolving graphene with water, adding iron nitrate nonahydrate, centrifuging, drying sediment, and annealing.

CHEN Y, MA Y, OUYANG Q, QI L, WANG T, ZHU C

Producing porous graphene material, comprises e.g. dispersing metal oxide nanoparticles in a solvent, adding soluble salt and polymer of graphitization catalyst, heating, vacuumizing, hot processing, cooling and acid processing.

WEI T, FAN Z, YAN J, ZHAO Q