国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/186（3）
发明人 PENG H（4）
公开年 2018（4）
申请年 2017（2） 
专利权人 UNIV PEKING（4）

Vacuum graphene transfer device useful for transferring the graphene film to the target substrate comprises e.g. shell set inside of vacuum cavity, lifting mechanism set in the shell and comprising pressing plate capable of lifting.

LIU Z, PENG H, LI Y, SUN L, ZHANG J, JIA K, LIU X

Preparation of ultra-clean graphene involves using chemical vapor deposition, and providing foam copper above growth substrate.

LIU Z, PENG H, LIN L, ZHANG J, SUN L

Preparing graphene involves putting foam copper in copper substrate, introducing carbon source gas and hydrogen to perform chemical vapor deposition, and depositing surface that contacts copper substrate with foam copper.

LIU Z, PENG H, LIN L, ZHANG J

Preparing ultra-clean graphene used in optical and electric field, involves adding copper substrate in tubular furnace, introducing carbon source gas and hydrogen for chemical vapor deposition and introducing carbon dioxide.

LIU Z, PENG H, ZHANG J, GU K, LIN L, SUN L