国家/地区 中国（4）
IPC部 B（4）
IPC大类 B82（4）
IPC小类 B82Y（4）
IPC B82Y030/00（4）
发明人 LI K（2） LI Z（2） SONG G（2）
公开年 2016（2）
申请年 2016（2） 
专利权人 UNIV QINGDAO.（2）

Nitrogen-doped graphene silicon dioxide coaxial nanotube field-emission cathode has amorphous silicon dioxide layer coaxially coated on outer wall of graphene tube, to form graphene-based nanocomposite structure.

SONG G, LI Z, LI K

Preparation of nitrogen-doped graphene silica coaxial nanotube used as field emission cathode materials involves reacting solid melamine and mixed powder of silicon and silica with graphite substrate impregnated catalyst.

LI K, LI Z, MENG A, ZHANG M, SONG G

Method for forming film of graphene involves placing substrate in processing chamber at reduced pressure, performing surface treatment process on portion of substrate, and providing carbon-containing material in processing chamber.

BOYD D A

Making a graphene or carbon nanotube composite structure, comprises e.g. growing graphene film on first surface of metal substrate by chemical vapor deposition method, and combining carbon nanotube film structure with graphene film.

JIANG K, LIN X, XIAO L, FAN S, LIN X Y, FAN F Y