国家/地区 中国（16）
IPC部 C（16）
IPC大类 C30（16） C23（5） H01（3）
IPC小类 C30B（16）
IPC C30B029/02（16）
发明人 XU X（3） CHEN X（2） LI X（2）
LIU Z（2） SHAO C（2） XIAO L（2）
XIE X（2） ZHANG J（2）
公开年 2022（16）
申请年 2021（8）  2022（8） 
专利权人 BEIJING GRAP.（2） SHANGHAI INS.（2） UNIV PEKING（2） UNIV SHANDON.（2）

Preparing quantum resistance chip based on graphene, involves providing silicon carbide substrate, annealing silicon carbide substrate, performing epitaxial growth on surface of substrate by using chemical vapor deposition method by using silicon ethane as gas catalyst and acetylene.

XIAO X, CHEN L, KONG Z, WANG H

Preparing single crystal domain and polycrystalline domain graphene useful in technical field of basic research and graphene, comprises heating graphene film under an air atmosphere and annealing.

ZHENG Q, MA M, HUANG J, YU Z, HE Y

Preparing composite dimension carbon atom framework van der Waals homogeneous structure temperature control physical defogging film comprises e.g. preparing powder-shaped carbon nanotube material, spraying cellulose acetate by connecting cellulose acetate solution and obtaining defogging film.

JIANG X, DONG H, TIAN B

Preparing a copper single wafer, comprises e.g. performing oriented growth by taking the seed crystal as nucleation center in the traction process to obtain a single crystal copper rod with determined orientation, and fixing the single crystal copper rod on line cutting support and cutting.

XIAO L, HAN L, ZUO T, GAO Z, RU Y, XUE J

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

Controlling grain boundary angle of two-dimensional material, involves providing substrate with specific crystal orientation and growing two-dimensional material by chemical vapor deposition on substrate.

LIN L, SUN L, LIU H, LI Y, LIU Z

Preparing growth graphene of doped germanium single crystal involves using horizontal gradient condensation method to synthesize germanium, cutting polycrystalline germanium, cutting polycrystalline germanium, crucible, quartz tube, quartz cap for cleaning, then processing dry, putting seed crystal.

LI Z

Preparing single crystal graphite comprises e.g. placing metal foil in plasma device, introducing nitrogen-containing gas, starting plasma excitation source for plasma treatment, placing metal foil in reaction furnace, annealing, starting growth of graphene single crystal at growth temperature.

ZHAO M, LI G, WANG B, WEI W, XU X, GUO Y, LI J, JIAN X, QUE L, ZHOU Z

Synchronous doping method in chemical vapor deposition graphene growth process involves doping trace elements on surface of copper foil, carrying out annealing to form substrate, transferring substrate into furnace, adding reaction gas to enable carbon, gradually depositing and growing on substrate.

ZHANG L, YANG G, ZHENG Y, LUO G, TU R, ZHANGCHI T

Preparation of double-layer torsion angle graphene monocrystalline wafer, by annealing copper-nickel monocrystalline substrate in chemical vapor deposition furnace under gas atmosphere of argon and hydrogen to improve crystal quality, and growing under atmosphere of argon, hydrogen and methane.

XIE X, YU Q, ZHAO Y, ZHANG X