国家/地区 中国（2）
IPC部 C（2）
IPC大类 C23（2）
IPC小类 C23C（2）
IPC C23C014/02（2）
发明人 LI J（2）
公开年 2022（2）
申请年 2021（2） 
专利权人

Preparing flexible strain sensor useful e.g. in carbon dioxide sensor, comprises e.g. preparing thin film insulating layer on flexible substrate, performing annealing process, and forming multilayer graphene between flexible substrate and catalytic metal layer.

WANG X, YU G, WANG G, LUO G, LI J, LI X

Preparing graphene composite material based on Tesla valve, by orderly introducing aluminum oxide powder from reverse of tesla valve pipe, silicon dioxide powder, and preparing matrix material by physical vapor deposition.

LI J, XIE Y, HOU Y, XIE G, YANG B