国家/地区 中国（5）
IPC部 C（5）
IPC大类 C23（5）
IPC小类 C23C（5）
IPC C30B029/40（5）
发明人
公开年 2022（5）
申请年 2022（3）  2021（2） 
专利权人

Epitaxial gallium nitride (GaN) with diamond as substrate comprises diamond substrate, single-layer or multi-layer graphene layer arranged on diamond substrate, aluminum nitride layer sputtered on graphene layer, and gallium nitride thin film epitaxially grown on aluminum nitride.

LI X, ZHANG F

Preparing single crystal substrate comprises forming gallium nitride porous layer on surface of sapphire substrate, depositing barrier layer e.g. silica to cover top surface of the porous layer, removing barrier layer, performing epitaxial growth of single crystal layer and separating.

LU J

Preparing diamond-based gallium nitride epitaxial substrate structure, involves preparing aluminum nitride nucleating layer on diamond substrate, growing graphene layer on surface of copper foil, and transferring onto aluminum nitride nucleation layer.

HAO Y, MA P, WANG D, JIA Y, ZHANG J, WU H, NING J

Preparing two-dimensional material heterojunction device, comprises dissociating two-dimensional material, embedding electrode to substrate by spin coating, transferring dissociated two-dimensional material and forming multi-layer heterojunction structure.

LI P, YANG Q, LIN J

Preparation of gallium nitride epitaxial structure by providing a silicon carbide substrate, pre-processing, growing a graphene film, growing diamond film, growing aluminum nitride polycrystalline film, and annealing.

PAN Y, FENG H, TANG J