国家/地区 中国（2）
IPC部 C（2）
IPC大类 C30（2）
IPC小类 C30B（2）
IPC
发明人 ZHANG L（2）
公开年 2023（2）
申请年 2023（2）
专利权人

Preparing wafer-sized gallium oxide film comprises e.g. cleaning gallium metal droplets to remove surface oxide film, placing pure gallium droplet on surface of heated substrate, and roll gallium droplet with extrusion rod coated with viscoelastic or rubbery polymer material on surface.

ZHANG L, TU R, LU P, ZHANG S, LI B

Crucible used for growing two-dimensional semiconductor material, comprises crucible cover comprising cover plate and cover side wall, and crucible base comprising bottom plate and bottom side wall.

ZHANG L