国家/地区 中国（2）
IPC部 C（2）
IPC大类 C30（2）
IPC小类 C30B（2）
IPC C30B025/16（2）
发明人 LIU F（2）
公开年 2022（2）
申请年 2022（2） 
专利权人

Preparing gallium nitride single crystal substrate utilizing edge metal mask technology, comprises e.g. providing gallium nitride epitaxial film with nitrogen lattice polarity without biaxial stress, heating hydride vapor phase epitaxy cavity and trimming gallium nitride single crystal thick film.

ZHANG G, SHEN B, WU J, WANG T, GUO Y, LIU Q, LIU F, WANG X

Preparing quantum dots, comprises e.g. using two-dimensional materials to prepare two-dimensional material substrates, placing material in growth chamber, spraying raw material on surface of material, and subjecting raw material into adsorption, desorption, and growth on surface of material.

LIU F, WEI Z, YANG J, XIN K, LI L, DI S