国家/地区 中国（10）
IPC部 C（10）
IPC大类 C01（10） C30（10） B82（5）
C23（5） H01（3） B32（2）
IPC小类 C01B（10）
IPC C01B031/04（10）
发明人 DENG P（3） GUO H（3） LEI T（3）
ZHANG K（3） ZHANG Y（3）
公开年 2012（7） 2013（2）
申请年 2012（10）
专利权人 UNIV XIDIAN（3）

Unitary graphene layer or graphene single crystal useful for heat-spreading applications e.g. as a heat spreader or a heat sink product in e.g. hand-held device comprises closely packed and chemically bonded parallel graphene planes.

ZHAMU A, WANG M, XIONG W, JANG B Z

Modulation-doped single-crystal graphene pn junction prepared by putting copper foil into reactor, introducing mixed gas and inert gas into the reactor, passing mixed gas into copper foil, and cooling, useful in logic device.

WU D, YAN K, LIU Z, PENG H

Preparation of graphene, involves directly converting amorphous carbide into graphene at low temperature and normal pressure under halogenation condition.

MU S, PENG T

Preparation of structured graphene at 3C-silicon carbide substrate for preparing microelectronic device, by placing washed silicon substrate in chemical vapor deposition system, vacuumizing, heating, introducing propane, and carbonizing.

DENG P, GUO H, LEI T, ZHANG Y, ZHANG K, ZHANG C, ZHANG F

Copper foil used for manufacturing graphene, has glossiness or more than preset value, and average grain size more than preset value after being heated in atmosphere containing hydrogen and argon at specific conditions.

CHIBA YOSHIHIRO, CHIBA Y, YOSHIHIRO C, CHIBA G

Preparation of graphene by selecting substrate material, depositing directly catalyst and tetrabromomethane on substrate surface, and annealing substrate.

DI Z, DING G, GONG Q, LIU Q, WANG H, WANG S, XIE X

Making graphene on diamond substrate, comprises applying metal layer to crystallographic face of diamond substrate, and heating diamond substrate under vacuum to convert portion of diamond substrate at crystallographic face into graphene.

SUNG C, SONG J

Three-dimensional graphene tube for use in e.g. solar cell, has diameter and length, in preset range, and has preset number of layers.

BI H, HUANG F, LIN T

Preparation of large-area graphene used for sealing gas or liquid, by vacuumizing cleaned silicon substrate in chemical vapor deposition system in presence of hydrogen, carbonizing, introducing propane to form carbide layer, and heating.

DENG P, GUO H, LEI T, ZHANG K, ZHANG Y

Manufacture of graphene on silicon carbide substrate involves producing double-layer carbon membrane, depositing nickel film on silicon substrate, placing carbon surface of double-layer carbon membrane on nickel membrane, and annealing.

DENG P, GUO H, LEI T, ZHANG K, ZHANG Y