CN206489286U - Strengthen the metal composite micro-nano structure of transmission based on double plate nano-antenna surface phasmon - Google Patents
Strengthen the metal composite micro-nano structure of transmission based on double plate nano-antenna surface phasmon Download PDFInfo
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- CN206489286U CN206489286U CN201720126110.1U CN201720126110U CN206489286U CN 206489286 U CN206489286 U CN 206489286U CN 201720126110 U CN201720126110 U CN 201720126110U CN 206489286 U CN206489286 U CN 206489286U
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Abstract
The utility model belongs to optical field and micro-nano system regions, specially strengthen the metal composite micro-nano structure of transmission based on double plate nano-antenna surface phasmon, including bottom dielectric film layer, the metal film layer with pores array structure deposited on bottom dielectric film layer, the dielectric filled in hole, the dielectric layer deposited on metal film layer, the discoid metal array structure of top layer prepared on dielectric layer top surface and the discoid metal array structure of bottom prepared on bottom dielectric film layer bottom surface, the discoid metal array structure of bottom, bottom dielectric film layer, metal film layer with pores array structure, top layer dielectric layer and the discoid metal array structure of top layer constitute metal composite micro-nano structure.The metal composite micro-nano structure realizes the enhancing of transmission by the abnormal reflected effect of pores array feature optical and discoid micro-nano antenna structure local surface plasmon resonance radiation intensification effect cascade coupled.
Description
Technical field
The utility model belongs to optical field and micro-nano system regions, specially based on double plate nano-antenna surface etc. from sharp
The metal composite micro-nano structure of member enhancing transmission.
Background technology
Surface phasmon（surface plasmon）Refer to free electron and photon phase at metal and dielectric interface
A kind of electromagnetic field surface evanescent wave pattern formed by interaction.Metal micro-nanostructure is excited due to surface phasmon, energy
It is enough that light in free space is efficiently coupled into height-limited body structure surface.This excite can operate optical frequency by new paragon
Electromagnetic wave in section, these modes are that conventional dielectric structure can not be realized.With to surface phasmon nanophotonics
Area research deepens continuously, and its application in terms of electronics, optics, the bio-sensing is more and more wider.Closely during the last ten years, base
Major progress is achieved in the research of surface phasmon, surface phasmon is in plasma infrared light supply, photodetection, light
The numerous areas such as picture, bio-sensing, optical storage of data, plasma laser are studied to be widely applied.
Ebbesen in 1998 and his colleague have found that optical anomaly transmits phenomenon on silver dollar hole array film, based on table
The optical anomaly transmission phenomenon that face phasmon is realized has obtained the widely studied of people.The light realized using metal micro-nanostructure
Abnormal transmission is learned, certain reference can be provided for the design of novel optical wave filter, transparency electrode, photo-coupler and new type light source
Foundation.
The content of the invention
The utility model proposes a kind of metal composite based on the enhancing transmission of double plate nano-antenna surface phasmon is micro-
Micro-nano structure, the metal composite micro-nano structure is by the abnormal reflected effect of pores array feature optical and discoid micro-nano antenna structure
Local surface plasmon resonance radiation intensification effect cascade coupled realizes the metal composite micro-nano based on surface phasmon
The transmission enhancing of structure.
The utility model adopts the following technical scheme that realization：One kind is based on double plate nano-antenna surface phasmon
Strengthen the metal composite micro-nano structure of transmission, including bottom dielectric film layer, the band that is deposited on bottom dielectric film layer
The metal film layer of hole array structure, the dielectric filled in hole, the dielectric layer deposited on metal film layer,
The discoid metal of bottom prepared on the discoid metal array structure of top layer and bottom dielectric film layer prepared on dielectric
Array structure, the discoid metal array structure of bottom, bottom dielectric film layer, the metallic film with pores array structure
Layer, dielectric layer and the discoid metal array structure of top layer constitute metal composite micro-nano structure.The structure is by pores array structure
Optical anomaly reflected effect and discoid metal array structure antenna local surface plasmon resonance cascade coupled, to realize
The enhancing of transmission.In the structure shown here by adjusting rosette array period, shape, metal film layer thickness, incident angle of light
And the parameter such as dielectric can realize the enhancing of adjustment and the transmission of metal composite micro-nano structure service band easily.
Basic functional principle of the present utility model is：When incident light is radiated at top layer discoid metal array structure, cause
Collective's concussion of free electron, is produced when the frequency of incident light and the consistent frequency of oscillation of electronics in disc surfaces at disk border
Raw local surface plasmon resonance, the local surface phasmon excited is by incidence optically coupling to disc surfaces, circle now
Plate-like metal array structure is equivalent to reception antenna.The generation mechanism of abnormal light transmission phenomenon is mainly：Incident light passes through metal
During film layer hole, the locally resonant of the surface phasmon of generation on pores array surface strengthens its transmission, so that more
Energy can through pores array structure and realize transmission enhancing.Excitaton source is used as by the surface phasmon of hole simultaneously
The surface plasmon resonance of the discoid metal array structure of bottom is excited, now the discoid metal array structure is used as transmitting
Antenna launches the energy of aggregation in the form of radiation.The discoid metal array structure of double nano is played the part of one and connect herein
Receive antenna and a transmitting antenna.On the one hand received by the discoid metal array structure of nanometer, be aggregated from being produced by light field
One restricted type, enhanced field, now, the discoid metal array structure of nanometer is used as a receiver.On the other hand, nanometer is justified
Plate-like metal array structure can also be propagated as a kind of dispersing element, the Free propagation of NEAR FIELD SCATTERING energy with non-free
, now discoid metal array structure is used as a transmitter.The metal composite micro-nano structure combines pores array structure
Optical anomaly reflected effect and disk micro-nano antenna structure local surface plasmon resonance cascade to realize the enhancing of transmission.Will
The metal composite micro-nano structure is applied to enhancing transmission with innovative well.
The utility model proposes a kind of metal composite based on the enhancing transmission of double plate nano-antenna surface phasmon is micro-
Micro-nano structure, the metal composite micro-nano structure is by the abnormal reflected effect of pores array feature optical and discoid micro-nano antenna structure
Local surface plasmon resonance radiation intensification effect cascade coupled realizes the enhancing of transmission.This is simple in construction, it is easy to make
Processing, its transmitted spectrum can by the cycle of pores array structure, shape, material, thickness of metal film, light incident angle
And media environment regulates and controls.
Brief description of the drawings
Fig. 1 is single metal composite micro-nano structure sectional view.
Fig. 2 is structural representation of the present utility model.
In figure：The discoid metal array structure of 1- top layers, 2- dielectric layers, 3- carries the metallic film of pores array structure
Layer, 4- dielectrics, 5- bottom dielectric film layers, the discoid metal array structure of 6- bottoms, the discoid metal of 7- top layers, 8- bottoms
The discoid metal of layer.
Embodiment
It is a kind of to strengthen the metal composite micro-nano structure of transmission, including bottom electricity based on double plate nano-antenna surface phasmon
Dielectric thin film layer 5, the metal film layer 3 with pores array structure deposited on bottom dielectric film layer 5, in hole
The dielectric layer 2 that is deposited on the dielectric 4 of filling, metal film layer 3, the top layer prepared on the top surface of dielectric layer 2 are discoid
The discoid metal array structure 6 of bottom prepared on metal array structure 1 and the bottom surface of bottom dielectric film layer 5, pores array
Hole in structure is manhole, the discoid metal array structure 6 of bottom, bottom dielectric film layer 5, band hole battle array
Metal film layer 3, dielectric layer 2 and the discoid metal array structure 1 of top layer of array structure constitute metal composite micro-nano structure.
Claims (1)
1. strengthen the metal composite micro-nano structure of transmission based on double plate nano-antenna surface phasmon, it is characterised in that the bottom of including
Layer dielectric film layer（5）, in bottom dielectric film layer（5）The metal film layer with pores array structure of upper deposition
（3）, the dielectric filled in hole（4）, metal film layer（3）The dielectric layer of upper deposition（2）, in dielectric layer（2）Top
The discoid metal array structure of top layer prepared on face（1）With bottom dielectric film layer（5）The bottom disk prepared on bottom surface
Shape metal array structure（6）, the discoid metal array structure of bottom（6）, bottom dielectric film layer（5）, with pores array
The metal film layer of structure（3）, dielectric layer（2）With the discoid metal array structure of top layer（1）Constitute metal composite micro-nano knot
Structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720126110.1U CN206489286U (en) | 2017-02-13 | 2017-02-13 | Strengthen the metal composite micro-nano structure of transmission based on double plate nano-antenna surface phasmon |
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| CN201720126110.1U CN206489286U (en) | 2017-02-13 | 2017-02-13 | Strengthen the metal composite micro-nano structure of transmission based on double plate nano-antenna surface phasmon |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108169171A (en) * | 2017-12-08 | 2018-06-15 | 苏州大学 | Refractive index test based on surface plasmon resonance and manufacturing method thereof |
| CN108333965A (en) * | 2018-01-17 | 2018-07-27 | 陕西师范大学 | A kind of logic switch based on metal micro-nanostructure array transmission |
| CN108736118A (en) * | 2018-03-29 | 2018-11-02 | 桂林电子科技大学 | A kind of design of the unsymmetric structure cylindrical cavity filter based on surface phasmon |
| CN108828795A (en) * | 2018-06-15 | 2018-11-16 | 电子科技大学中山学院 | Asymmetric transmission adjustable double-layer hole micro-nano structure and preparation method thereof |
| CN112436287A (en) * | 2020-11-30 | 2021-03-02 | 江西师范大学 | Electromagnetic super-surface, preparation method thereof and nano broadband notch filter |
| CN112968293A (en) * | 2021-03-16 | 2021-06-15 | 山东大学 | Terahertz device based on enhanced abnormal optical transmission and preparation method thereof |
-
2017
- 2017-02-13 CN CN201720126110.1U patent/CN206489286U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108169171A (en) * | 2017-12-08 | 2018-06-15 | 苏州大学 | Refractive index test based on surface plasmon resonance and manufacturing method thereof |
| CN108169171B (en) * | 2017-12-08 | 2020-12-25 | 苏州大学 | Refractive index test based on surface plasmon resonance and manufacturing method thereof |
| CN108333965A (en) * | 2018-01-17 | 2018-07-27 | 陕西师范大学 | A kind of logic switch based on metal micro-nanostructure array transmission |
| CN108736118A (en) * | 2018-03-29 | 2018-11-02 | 桂林电子科技大学 | A kind of design of the unsymmetric structure cylindrical cavity filter based on surface phasmon |
| CN108736118B (en) * | 2018-03-29 | 2020-04-21 | 桂林电子科技大学 | Design of asymmetric structure circular cavity filter based on surface plasmon |
| CN108828795A (en) * | 2018-06-15 | 2018-11-16 | 电子科技大学中山学院 | Asymmetric transmission adjustable double-layer hole micro-nano structure and preparation method thereof |
| CN112436287A (en) * | 2020-11-30 | 2021-03-02 | 江西师范大学 | Electromagnetic super-surface, preparation method thereof and nano broadband notch filter |
| CN112968293A (en) * | 2021-03-16 | 2021-06-15 | 山东大学 | Terahertz device based on enhanced abnormal optical transmission and preparation method thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170912 Termination date: 20180213 |
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