国家/地区 中国（4）
IPC部 C（4）
IPC大类 C30（4）
IPC小类 C30B（4）
IPC C30B025/18（3） C30B029/02（2） C30B029/40（2）
发明人 CAO Y（2） DU Y（2） PENG H（2）
TANG J（2） YAN R（2）
公开年 2021（2）
申请年 2021（4）
专利权人 UNIV PEKING（4）

Preparing a metal wafer substrate involves forming metal thin film on the sapphire substrate by magnetron sputtering, and annealing under mixed atmosphere of hydrogen and argon.

PENG H, YANG Y, CAO Y, TANG J, YAN R, DU Y

Preparation method of a large domain graphene single crystal, involves annealing sapphire/metal substrate with oxygen-containing gas and providing growth gas according to mode of increasing proportion gradient of growth gas, and growing on sapphire/metal substrate to obtain graphene single crystal.

LIU Z, PENG H, CAO Y, WANG Y, DU Y, TANG J, YAN R

Growing single crystal gallium nitride film on arbitrary self-supporting substrate involves nitride deposition on any self-supporting substrate, transferring the two-dimensional material with single crystal hexagonal structure.

YANG X, SHEN B, LIU D, SHEN J, CAI Z, CHEN Z, MA C

Preparing two-dimensional single crystal material lamination with large size and interlayer corner comprises growing first and second two-dimensional single crystal material and introducing inert gas and reducing gas, heating and bonding.

LIU K, LIU C, WANG Q, GONG D, WANG E, YU D