国家/地区 中国（11）
IPC部 C（11）
IPC大类 C23（11）
IPC小类 C23C（11）
IPC C30B029/40（11）
发明人 CHEN Z（2） HAO Y（2） NING J（2）
WANG D（2） ZHANG J（2）
公开年 2022（5） 2021（3）
申请年 2021（4）  2022（3） 
专利权人 CHINESE ACAD.（2） UNIV XIDIAN（2）

Growing single crystal III-nitrides on ceramic substrate comprises e.g. depositing filling material on surface of ceramic substrate, grinding and polishing to obtain smooth surface, and/or forming aluminum-oxygen compound layer or two-dimensional material layer on surface.

GUO F, YANG H, CHEN Z, WU J, SHEN B, YANG X

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

Preparing two-dimensional compound semiconductor thin film useful in micro-nano electronic device, comprises placing insulating substrate with single-layer two-dimensional layered material/metal oxide film vertical heterostructure on surface in heating device, and introducing carrier gas.

SHI Z, ZHANG C, ZHU H, WU T, GAO B

Preparing gallium nitride homogenous substrate comprises e.g. preparing polycrystalline gallium nitride substrate, coating metal gallium film, ammoniating, amorphizing, transferring, ammonifying, depositing, growing and removing.

TAN X, TAN Q, JIANG B

Fabricating hexagonal boron nitride comprises placing catalytic metal having hexagonal crystal structure and lattice mismatch with hexagonal boron nitride in chamber and growing hexagonal boron nitride on the catalytic metal while supplying nitrogen source and boron source into the chamber.

LEE C, SHIN H, HONG S, MA K, LEE C S, SUK S H, SHIN H J, LI C, SHEN X

Composite seed crystal useful for aluminum nitride single crystal growth comprises aluminum nitride ceramic substrate, graphene thin layer on aluminum nitride ceramic substrate and aluminum nitride thin film on graphene thin layer.

GUO L, HU W, WANG W, CHEN X