国家/地区 中国（26）
IPC部 G（26）
IPC大类 G02（26） C01（6） B82（3）
C07（3） H01（3）
IPC小类 G02F（26） G02B（7） C01B（6）
B82Y（3） C07D（3） H01S（3）
IPC G02F001/355（26）
发明人 CHEN F（2） CHEN X（2） GAO L（2）
HE C（2） WANG C（2） WANG F（2）
WANG Y（2） ZHANG C（2） ZHANG H（2）
ZHANG Y（2）
公开年 2021（5） 2022（4） 2020（3） 2013（2） 2015（2） 2016（2） 2019（2） 2023（2）
申请年 2022（6）  2020（5）  2013（3）  2015（3）  2021（3）  2016（2）  2019（2） 
专利权人 UNIV HUBEI S.（3） UNIV HEILONG.（2）

Saturable absorber used in saturated absorber device, comprises graphene and composite nanosheets loaded on graphene, where composite nanosheets comprise bismuth telluride nanosheets, and ring-shaped antimony telluride nanosheets surrounding bismuth telluride nanosheets and form heterojunction.

ZHANG Z, FENG J, GAO S

Nano-structure for promoting secondary harmonic generation, has graphene that modulates incident plane electromagnetic wave by radial anisotropic nano-particle wrapped by graphene to obtain second harmonic.

GAO D, WANG C, GAO L

Phase shifter based on phase multiple optical bi-stable effect in graphene array, has multiple bistable effect of transmission coefficient phase is realized and threshold value of trigger phase shift in phase shifter is adjusted.

CHEN X, WANG Y

Kind of structure based on graphene optical bistable phase shift effect for use in a phase shifter of an optical fiber communication system for modulating a signal such as amplitude modulation, and frequency modulation, includes two kinds of different refractive index dielectric sheets.

ZHAO D

Nonlinear device based on graphene nonlinear ultra-surface for wavefront control, has graphene belt that is respectively with independent voltage to control chemical potential of graphene conveyor, so as to realize nonlinear phase gradient, and groove filled with medium layer.

ZHOU H, GAO L, JIN X, ZHU S, SUN B, XU Y

Semiconductor-based terahertz wave modulator for use in an optical technical field, has nano-structure layer and two-dimensional material layer that are stacked together to form heterojunction structure, where nano-structure layer is formed with periodically-arranged nano-structure.

TAN F, HAO C, ZHU J, ZHU R

Porphyrin edge modified graphene oxide nano hybrid material used in e.g. solar battery, is prepared by aldehyde group porphyrins and ortho-ketone reaction of graphene oxide edge.

FU L, ZHANG C

All-optical wavelength converter based on graphenes dual-pumped four-wave mixing effect, in which first coupled pump light beam and signal light passing through polarization controller are coupled through optical coupler to form second coupled light beam.

SONG Y, DUAN M, YANG Y

Non-linear optical material comprises bismuth telluride, poly(3-hexylthiophene) and acylated graphene oxide prepared by ultrasonically dispersing graphene oxide in solvent, adding thionyl chloride, heating and removing solvent.

CAI X

Method for generating same phase and out-of-phase switch modulation signal based on graphene nonlinear effect, involves building out-of-phase switch modulation light path, and adjusting pump power to realize generation of space bi-phase modulation signal.

INVENTOR U