CN104297844B - The terahertz polarization beam splitter of periodic staggered rectangular structure - Google Patents
The terahertz polarization beam splitter of periodic staggered rectangular structure Download PDFInfo
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- CN104297844B CN104297844B CN201410605397.7A CN201410605397A CN104297844B CN 104297844 B CN104297844 B CN 104297844B CN 201410605397 A CN201410605397 A CN 201410605397A CN 104297844 B CN104297844 B CN 104297844B
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- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/126—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind using polarisation effects
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Abstract
The invention discloses a kind of terahertz polarization beam splitter of periodic staggered rectangular structure.It includes staggeredly rectangular configuration metallic transmission layer, matrix, reflective metal, signal input part, the first signal output part, secondary signal outfan；Staggeredly rectangular configuration metallic transmission layer is connected with matrix, and matrix is connected with metallic reflection plate, and staggeredly rectangular configuration metallic transmission layer includes 100 × 100 staggered rectangular metal units；Signal is input into from signal input part, is sequentially passed through staggeredly rectangular configuration metallic transmission layer and matrix and is reached metallic reflection plate, is reflected from metallic reflection plate to both direction, the first signal output part output TE ripples, secondary signal outfan output TM ripples.The present invention has simple and compact for structure, beam splitting efficiency high, saves material, the advantages of easy to make.Following THz wave technology application needs are met, to promoting the research of THz wave functional device with indispensable significance.
Description
Technical field
The present invention relates to terahertz polarization beam splitter, more particularly to a kind of THz wave of periodic staggered rectangular structure
Polarization beam apparatus.
Background technology
Terahertz Technology is a kind of new technique that twentieth century grows up the end of the eighties.Terahertz frequency domain refers to that frequency exists
0.1THz～10THz, the unique frequency range of THz wave (being located between microwave frequency band and optical frequenciess) cover most big points
The molecular vibration of sub- material and rotation spectrum, therefore most macromolecular substances are in Terahertz frequency range no matter its absorption spectra, reflectance spectrum
Or emission spectra all has obvious fingerprint spectral property, this point is not available for microwave.Additionally, THz wave can be with difference
Most materials are penetrated degree, this feature is not available for infra-red radiation.These features determine what Terahertz Technology was present
Value, growing THz wave technology astronomical, biomedical, safety and environmental monitoring, imaging, broadband wireless communications and
The aspects such as radar are respectively provided with great scientific value and wide application prospect, and wherein THz wave communication technology has millimeter wave
Communication and the characteristic of optic communication, can apply to the aspects such as indoor local area network communication.
Recent domestic has been gradually spread out for the research of THz wave functional device, terahertz polarization beam splitter
It is a kind of very important THz wave device, for manipulating, controlling the THz wave in THz wave system, at present both at home and abroad
Many scientific research institutions are devoted to the research of this respect and make some progress, but terahertz polarization beam splitter conduct
Emphasis and its existing achievement in research of difficult point and also extremely limited, the existing terahertz that is in progress in the research of THz wave functional device
Hereby polarization beam splitter often complex structure, it is bulky, be difficult to make and expensive, it is therefore necessary to a kind of knot of design
The simple compact, small volume of structure, light weight, beam splitting efficiency high terahertz polarization beam splitter come meet following THz wave technology should
With needs.Terahertz polarization beam splitter research is to promoting the research of THz wave functional device with indispensable important meaning
Justice.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art, there is provided a kind of THz wave of periodic staggered rectangular structure
Polarization beam apparatus.
The terahertz polarization beam splitter of periodic staggered rectangular structure includes staggeredly rectangular configuration metallic transmission layer, base
Body, reflective metal, signal input part, the first signal output part, secondary signal outfan；The upper and lower surface of matrix respectively with friendship
Wrong rectangular configuration metallic transmission layer, metallic reflection plate are connected, and signal is input into from signal input part, sequentially passes through staggeredly rectangular configuration
Metallic transmission layer and matrix reach metallic reflection plate, are reflected from metallic reflection plate to both direction, the output of the first signal output part
TE ripples, secondary signal outfan output TM ripples；Staggeredly rectangular configuration metallic transmission layer includes 100 × 100 staggeredly rectangular metals
Unit, staggered rectangular metal unit include the first rectangular patch of upper left, the first rectangular patch of lower-left, the first rectangular patch of upper right,
The first rectangular patch of bottom right, the second rectangular patch of upper left, the second rectangular patch of lower-left, the 3rd rectangular patch of upper left, lower-left the 3rd
Rectangular patch, in upper rectangular patch, in lower rectangular patch, the second rectangular patch of upper right, the second rectangular patch of bottom right, upper right the 3rd
Rectangular patch, the 3rd rectangular patch of bottom right, left first rectangular patch, the right side in the first rectangular patch, left second rectangular patch,
Left 3rd rectangular patch, center rectangular patch, the right side in the second rectangular patch, the right side in the 3rd rectangular patch；Staggeredly rectangular configuration
Metallic transmission layer center is from left to right sequentially provided with left first rectangular patch, left second rectangular patch, left 3rd rectangle
Paster, center rectangular patch, the right side in the second rectangular patch, the right side in the 3rd rectangular patch, the first rectangular patch, left first rectangle
Paster is upper and lower to be respectively equipped with the first rectangular patch of upper left, the first rectangular patch of lower-left, the upper and lower difference of left second rectangular patch
The second rectangular patch, the second rectangular patch of lower-left are provided with, left 3rd rectangular patch is upper and lower to be respectively equipped with upper left the 3rd rectangle patch
Piece, the 3rd rectangular patch of lower-left, center rectangular patch are upper and lower be respectively equipped with upper rectangular patch, in lower rectangular patch, the in the right side
Two rectangular patches are upper and lower to be respectively equipped with the second rectangular patch of upper right, the second rectangular patch of bottom right, in the right side on the 3rd rectangular patch,
Under be respectively equipped with the 3rd rectangular patch of upper right, the 3rd rectangular patch of bottom right, the first rectangular patch is upper and lower to be respectively equipped with upper right first
Rectangular patch, the first rectangular patch of bottom right.According to formulaA is between two metal patch centers
Away from working as known phase shiftDuring wavelength X, angle of reflection just can be tried to achieve for θ.
The total length of described staggered rectangular metal unit is 450 μm～550 μm, and overall width is 150 μm～200 μm, certain
Staggered rectangular metal unit is pasted by the first rectangular patch of upper left, the second rectangle of upper left with upper interleaved adjacent rectangular metal unit
Piece, the 3rd rectangular patch of upper left, in upper rectangular patch, the second rectangular patch of upper right, the 3rd rectangular patch of upper right, the first square of upper right
Shape paster is shared closely to be connected, and certain staggered rectangular metal unit passes through the first rectangle of lower-left with lower interleaved adjacent rectangular metal unit
Paster, the second rectangular patch of lower-left, the 3rd rectangular patch of lower-left, in lower rectangular patch, the second rectangular patch of bottom right, bottom right the 3rd
Rectangular patch, the first rectangular patch of bottom right shared closely connection, certain staggered rectangular metal unit and left interleaved adjacent rectangular metal
Unit is by the first rectangular patch, left first rectangular patch, the shared closely connection of the first rectangular patch of lower-left, certain rectangle that interlocks
Metal unit passes through the first rectangular patch of upper right, the first rectangular patch, the first square of bottom right with right interleaved adjacent rectangular metal unit
Shape paster is shared closely to be connected.The material of described staggeredly rectangular configuration metallic transmission layer is gold, and thickness is 0.2 μm～1 μm.Institute
The material of the matrix stated is polydimethylsiloxane, and thickness is 20 μm～100 μm.The material of described reflective metal is platinum,
Thickness is 1 μm～5 μm.Described the first rectangular patch of upper left, the first rectangular patch of lower-left, the first rectangular patch of upper right and bottom right
The shape size of the first rectangular patch is identical, and longitudinal length is 15 μm～25 μm, and transverse width is 10 μm～20 μm；It is described
The second rectangular patch of upper left it is identical with the shape size of the second rectangular patch of lower-left, lateral length is 75 μm～85 μm, indulge
10 μm～20 μm are to width；Described the 3rd rectangular patch of upper left is identical with the shape size of the 3rd rectangular patch of lower-left,
Longitudinal length is 35 μm～45 μm, and transverse width is 45 μm～55 μm；Upper rectangular patch lower rectangle patch with described
The shape size of piece is identical, and lateral length is 75 μm～85 μm, longitudinally wide to be 20 μm～30 μm；Described upper right second
Rectangular patch is identical with the shape size of the second rectangular patch of bottom right, and longitudinal length is 45 μm～55 μm, and transverse width is
25 μm～35 μm；Described the 3rd rectangular patch of upper right is identical with the shape size of the 3rd rectangular patch of bottom right, and lateral length is equal
It is for 35 μm～45 μm, longitudinally wide to be 10 μm～20 μm.First rectangular patch in described left first rectangular patch and the right side
Shape size it is identical, lateral length is 45 μm～55 μm, longitudinally wide to be 15 μm～25 μm.Described left second square
The longitudinal length of shape paster is 75 μm～85 μm, and transverse width is 25 μm～35 μm；The horizontal stroke of described left 3rd rectangular patch
It it is 75 μm～85 μm to length, longitudinally wide is 45 μm～55 μm；The longitudinal length of described center rectangular patch be 65 μm～
75 μm, transverse width is 35 μm～45 μm；In the described right side, the lateral length of the second rectangular patch is 55 μm～65 μm, and longitudinal direction is wide
Spend for 35 μm～45 μm；In the described right side, the 3rd rectangular patch longitudinal length is 95 μm～105 μm, and transverse width is 15 μm～25
μm。
The present invention has simple and compact for structure, beam splitting efficiency high, saves material, the advantages of easy to make.Meet future
THz wave technology application needs, to promoting the research of THz wave functional device with indispensable significance.
Description of the drawings
Fig. 1 is the structural representation of the terahertz polarization beam splitter of periodic staggered rectangular structure；
Fig. 2 is the structural representation of staggeredly rectangular configuration metallic transmission layer；
Fig. 3 is the structural representation of staggered rectangular metal unit；
Fig. 4 is the test schematic diagram of the terahertz polarization beam splitter of periodic staggered rectangular structure；
Fig. 5 is the TE wave reflection schematic diagram of the terahertz polarization beam splitter of periodic staggered rectangular structure；
Fig. 6 is the TM wave reflection schematic diagrams of the terahertz polarization beam splitter of periodic staggered rectangular structure；
Fig. 7 is the output transmission of the first signal output part of the terahertz polarization beam splitter of periodic staggered rectangular structure
Rate figure；
Fig. 8 is the output transmission of the secondary signal outfan of the terahertz polarization beam splitter of periodic staggered rectangular structure
Rate figure.
Specific embodiment
As shown in Figures 1 to 3, the terahertz polarization beam splitter of periodic staggered rectangular structure includes staggeredly rectangular configuration gold
Category transport layer 1, matrix 2, reflective metal 3, signal input part 4, the first signal output part 5, secondary signal outfan 6；Matrix 2
Upper and lower surface is connected with staggeredly rectangular configuration metallic transmission layer 1, metallic reflection plate 3 respectively, and signal is input into from signal input part 4,
Sequentially pass through staggeredly rectangular configuration metallic transmission layer 1 and matrix 2 reaches metallic reflection plate 3, from metallic reflection plate 3 to both direction
Reflection, the output TE ripples of the first signal output part 5, the output TM ripples of secondary signal outfan 6；Terahertz wave signal is by signal input part
4 emitter sends, and through prism alignment into parallel beam, sequentially passes through staggeredly rectangular configuration metallic transmission layer 1 and matrix 2 reaches
To metallic reflection plate 3, reflected from metallic reflection plate 3 to both direction, wave beam is collected and gathered by the prism of the first signal output part 5
Jiao obtains TE ripples to receptor, and wave beam is collected and focused to receptor, obtains TM ripples by the prism of secondary signal outfan 6.
Staggeredly rectangular configuration metallic transmission layer 1 includes 100 × 100 staggered rectangular metal units 7, staggeredly rectangular metal list
Unit 7 includes the first rectangular patch of upper left 8, the first rectangular patch of lower-left 9, the first rectangular patch of upper right 10, the first rectangle of bottom right patch
Piece 11, the second rectangular patch of upper left 12, the second rectangular patch of lower-left 13, the 3rd rectangular patch 14 of upper left, the 3rd rectangle of lower-left patch
Piece 15, in upper rectangular patch 16, in lower rectangular patch 17, the second rectangular patch of upper right 18, bottom right the second rectangular patch 19, upper right
3rd rectangular patch 20, the 3rd rectangular patch 21 of bottom right, left first rectangular patch 22, the first rectangular patch 23, left in the right side
Second rectangular patch 24, left 3rd rectangular patch 25, center rectangular patch 26, the right side in the second rectangular patch 27, the right side in the 3rd
Rectangular patch 28；Staggeredly rectangular configuration metallic transmission layer center is from left to right sequentially provided with left first rectangular patch 22, left
Second rectangular patch 24, left 3rd rectangular patch 25, center rectangular patch 26, the right side in the second rectangular patch 27, the right side in the 3rd
Rectangular patch 28, the first rectangular patch 23, left first rectangular patch 22 is upper and lower to be respectively equipped with the first rectangular patch of upper left 8, a left side
Lower first rectangular patch 9, left second rectangular patch 24 is upper and lower to be respectively equipped with the second rectangular patch 12, the second rectangle of lower-left patch
Piece 13, left 3rd rectangular patch 25 is upper and lower to be respectively equipped with the 3rd rectangular patch 14 of upper left, the 3rd rectangular patch 15 of lower-left, in
Heart rectangular patch 26 is upper and lower be respectively equipped with upper rectangular patch 16, in lower rectangular patch 17, in the right side on the second rectangular patch 27,
Under be respectively equipped with the second rectangular patch of upper right 18, the second rectangular patch of bottom right 19, in the right side, the 3rd rectangular patch 28 is upper and lower sets respectively
There are the 3rd rectangular patch 20 of upper right, the 3rd rectangular patch 21 of bottom right, the first rectangular patch 23 is upper and lower to be respectively equipped with the first square of upper right
Shape paster 10, the first rectangular patch of bottom right 11.According to formulaA is between two metal patch centers
Away from working as known phase shiftDuring wavelength X, angle of reflection just can be tried to achieve for θ.
The total length of described staggered rectangular metal unit 7 is 450 μm～550 μm, and overall width is 150 μm～200 μm, certain
Staggered rectangular metal unit is pasted by the first rectangular patch of upper left 8, the second rectangle of upper left with upper interleaved adjacent rectangular metal unit
Piece 12, the 3rd rectangular patch 14 of upper left, in upper rectangular patch 16, the second rectangular patch of upper right 18, the 3rd rectangular patch 20 of upper right
With the first rectangular patch of upper right 10 or the first rectangular patch of lower-left 9, the second rectangular patch of lower-left 13, the 3rd rectangular patch of lower-left
15th, in, lower rectangular patch 17, the second rectangular patch of bottom right 19, the 3rd rectangular patch 21 of bottom right and the first rectangular patch of bottom right 11 are common
Closely connection is enjoyed, certain staggered rectangular metal unit is with lower interleaved adjacent rectangular metal unit by the first rectangular patch of lower-left 9, a left side
Lower the 3rd rectangular patch 15 of second rectangular patch 13, lower-left, in lower rectangular patch 17, bottom right the second rectangular patch 19, bottom right the
Three rectangular patches 21 and the first rectangular patch of bottom right 11 or the first rectangular patch of upper left 8, upper left the second rectangular patch 12, upper left
3rd rectangular patch 14, in upper rectangular patch 16, the second rectangular patch of upper right 18, the 3rd rectangular patch 20 of upper right and upper right first
Rectangular patch 10 is shared closely to be connected, and certain staggered rectangular metal unit passes through the first rectangle with left interleaved adjacent rectangular metal unit
Paster 8, left first rectangular patch 22 and the first rectangular patch of lower-left 9 or upper right the first rectangular patch 10, the first rectangle patch
Piece 23 and the first rectangular patch of bottom right 11 shared closely connection, certain staggered rectangular metal unit and right interleaved adjacent rectangular metal list
Unit pass through upper right the first rectangular patch 10, the first rectangular patch 23 and bottom right the first rectangular patch 11 or the first rectangular patch 8,
Left first rectangular patch 22 and the shared closely connection of the first rectangular patch of lower-left 9.Described staggeredly rectangular configuration metallic transmission
The material of layer 1 is gold, and thickness is 0.2 μm～1 μm.The material of described matrix 2 be polydimethylsiloxane, thickness be 20 μm～
100μm.The material of described reflective metal 3 is platinum, and thickness is 1 μm～5 μm.Described upper left the first rectangular patch 8, lower-left
First rectangular patch 9, the first rectangular patch of upper right 10 are identical with the shape size of the first rectangular patch of bottom right 11, and longitudinal length is equal
For 15 μm～25 μm, transverse width is 10 μm～20 μm；Described the second rectangular patch of upper left 12 and the second rectangle of lower-left patch
The shape size of piece 13 is identical, and lateral length is 75 μm～85 μm, longitudinally wide to be 10 μm～20 μm；Described upper left
Three rectangular patches 14 are identical with the shape size of the 3rd rectangular patch 15 of lower-left, and longitudinal length is 35 μm～45 μm, laterally wide
Degree is 45 μm～55 μm；In described, the shape size of upper rectangular patch 16 lower rectangular patch 17 with is identical, lateral length
75 μm～85 μm are, it is longitudinally wide to be 20 μm～30 μm；Described the second rectangle of the second rectangular patch of upper right 18 and bottom right
The shape size of paster 19 is identical, and longitudinal length is 45 μm～55 μm, and transverse width is 25 μm～35 μm；Described upper right
3rd rectangular patch 20 is identical with the shape size of the 3rd rectangular patch 21 of bottom right, and lateral length is 35 μm～45 μm, longitudinal direction
Width is 10 μm～20 μm.The shape size phase of the first rectangular patch 23 in described left first rectangular patch 22 and the right side
Together, lateral length is 45 μm～55 μm, longitudinally wide to be 15 μm～25 μm.Described left second rectangular patch 24 it is vertical
It it is 75 μm～85 μm to length, transverse width is 25 μm～35 μm；The lateral length of described left 3rd rectangular patch 25 is
75 μm～85 μm, longitudinally wide is 45 μm～55 μm；The longitudinal length of described center rectangular patch 26 is 65 μm～75 μm, horizontal
It it is 35 μm～45 μm to width；In the described right side, the lateral length of the second rectangular patch 27 is 55 μm～65 μm, longitudinally wide to be
35 μm～45 μm；In the described right side, 28 longitudinal length of the 3rd rectangular patch is 95 μm～105 μm, and transverse width is 15 μm～25 μ
m。
Embodiment 1
The material of the staggeredly rectangular configuration metallic transmission layer of the terahertz polarization beam splitter of periodic staggered rectangular structure
For gold, thickness is 1 μm.The material of matrix is polydimethylsiloxane, and thickness is 20 μm.The material of reflective metal is platinum, thick
Spend for 1 μm.The total length of staggered rectangular metal unit be 490 μm, overall width be 170 μm, certain staggered rectangular metal unit with it is upper
Interleaved adjacent rectangular metal unit by the first rectangular patch of upper left, the second rectangular patch of upper left, the 3rd rectangular patch of upper left, in
Upper rectangular patch, the second rectangular patch of upper right, the 3rd rectangular patch of upper right, the first rectangular patch of upper right are shared closely to be connected, certain
Staggered rectangular metal unit is pasted by the first rectangular patch of lower-left, the second rectangle of lower-left with lower interleaved adjacent rectangular metal unit
Piece, the 3rd rectangular patch of lower-left, in lower rectangular patch, the second rectangular patch of bottom right, the 3rd rectangular patch of bottom right, the first square of bottom right
Shape paster is shared closely to be connected, and certain staggered rectangular metal unit is pasted by the first rectangle with left interleaved adjacent rectangular metal unit
Piece, left first rectangular patch, the first rectangular patch of lower-left shared closely connection, certain staggered rectangular metal unit and right adjacent friendship
Wrong rectangular metal unit is by the first rectangular patch of upper right, the first rectangular patch, the shared closely connection of the first rectangular patch of bottom right.
The first rectangular patch of upper left, the first rectangular patch of lower-left, the first rectangular patch of the first rectangular patch of upper right and bottom right shape it is big
Little identical, longitudinal length is 20 μm, and transverse width is 15 μm.The second rectangular patch of the second rectangular patch of upper left and lower-left
Shape size is identical, and lateral length is 80 μm, longitudinally wide to be 15 μm.The 3rd rectangular patch of upper left and the 3rd rectangle of lower-left
The shape size of paster is identical, and longitudinal length is 40 μm, and transverse width is 50 μm.In upper rectangular patch and in lower rectangle patch
The shape size of piece is identical, and lateral length is 80 μm, longitudinally wide to be 25 μm.The second rectangular patch of upper right and bottom right second
The shape size of rectangular patch is identical, and longitudinal length is 50 μm, and transverse width is 30 μm.The 3rd rectangular patch of upper right and the right side
The shape size of lower 3rd rectangular patch is identical, and lateral length is 40 μm, longitudinally wide to be 15 μm.Left first rectangle patch
Piece is identical with the shape size of the first rectangular patch in the right side, and lateral length is 50 μm, longitudinally wide to be 20 μm.Left second
The longitudinal length of rectangular patch is 80 μm, and transverse width is 30 μm；The lateral length of left 3rd rectangular patch is 80 μm, longitudinal direction
Width is 50 μm.The longitudinal length of center rectangular patch is 70 μm, and transverse width is 40 μm.In the right side, the second rectangular patch is horizontal
Length is 60 μm, and longitudinally wide is 40 μm.In the right side, the 3rd rectangular patch longitudinal length is 100 μm, and transverse width is 20 μm.Staggeredly
Rectangular metal unit includes two groups of mutually perpendicular dipoles, and per group includes 6 metal units, can make incident wave direction two not
Same direction reflection.According to formulaA is the spacing of two metal patch centers, when phase shift be 60 °,
When wavelength is 300 μm, angle of reflection is 30 °.
The output transfer rate figure of the first signal output part of the terahertz polarization beam splitter of periodic staggered rectangular structure
As shown in fig. 7, in 1THz, it is 0.2 that TE ripples transfer rate is 0.8, TM ripples transfer rate；The output transfer rate of secondary signal outfan
Figure is as shown in figure 8, in 1THz, it is 0.2 that TM ripples transfer rate is 0.8, TE ripples transfer rate.
Claims (8)
1. a kind of terahertz polarization beam splitter of periodic staggered rectangular structure, it is characterised in that including staggeredly rectangular configuration gold
Category transport layer（1）, matrix（2）, metallic reflection plate（3）, signal input part（4）, the first signal output part（5）, secondary signal it is defeated
Go out end（6）；Matrix（2）Upper and lower surface respectively with staggeredly rectangular configuration metallic transmission layer（1）, metallic reflection plate（3）It is connected, letter
Number from signal input part（4）Input, sequentially passes through staggeredly rectangular configuration metallic transmission layer（1）And matrix（2）Reach metallic reflection
Plate（3）, by metallic reflection plate（3）Reflect to both direction, the first signal output part（5）Output TE ripples, secondary signal outfan
（6）Output TM ripples；Staggeredly rectangular configuration metallic transmission layer（1）Including 100 × 100 staggered rectangular metal units（7）, staggeredly square
Shape metal unit（7）Including the first rectangular patch of upper left（8）, the first rectangular patch of lower-left（9）, the first rectangular patch of upper right
（10）, the first rectangular patch of bottom right（11）, the second rectangular patch of upper left（12）, the second rectangular patch of lower-left（13）, upper left the 3rd
Rectangular patch（14）, the 3rd rectangular patch of lower-left（15）, in upper rectangular patch（16）, in lower rectangular patch（17）, upper right second
Rectangular patch（18）, the second rectangular patch of bottom right（19）, the 3rd rectangular patch of upper right（20）, the 3rd rectangular patch of bottom right（21）、
Left first rectangular patch（22）, the right side in the first rectangular patch（23）, left second rectangular patch（24）, left 3rd rectangle patch
Piece（25）, center rectangular patch（26）, the right side in the second rectangular patch（27）, the right side in the 3rd rectangular patch（28）；Staggeredly rectangle is tied
Structure metallic transmission layer center is from left to right sequentially provided with left first rectangular patch（22）, left second rectangular patch（24）, it is left
In the 3rd rectangular patch（25）, center rectangular patch（26）, the right side in the second rectangular patch（27）, the right side in the 3rd rectangular patch
（28）, the right side in the first rectangular patch（23）, left first rectangular patch（22）It is upper and lower to be respectively equipped with the first rectangular patch of upper left
（8）, the first rectangular patch of lower-left（9）, left second rectangular patch（24）It is upper and lower to be respectively equipped with the second rectangular patch（12）, it is left
Lower second rectangular patch（13）, left 3rd rectangular patch（25）It is upper and lower to be respectively equipped with the 3rd rectangular patch of upper left（14）, lower-left
3rd rectangular patch（15）, center rectangular patch（26）It is upper and lower be respectively equipped with upper rectangular patch（16）, in lower rectangular patch
（17）, the second rectangular patch in the right side（27）It is upper and lower to be respectively equipped with the second rectangular patch of upper right（18）, the second rectangular patch of bottom right
（19）, the 3rd rectangular patch in the right side（28）It is upper and lower to be respectively equipped with the 3rd rectangular patch of upper right（20）, the 3rd rectangular patch of bottom right
（21）, the first rectangular patch in the right side（23）It is upper and lower to be respectively equipped with the first rectangular patch of upper right（10）, the first rectangular patch of bottom right
（11）.
2. a kind of terahertz polarization beam splitter of periodic staggered rectangular structure as claimed in claim 1, it is characterised in that
Described staggered rectangular metal unit（7）Total length be 450 μm～550 μm, overall width be 150 μm～200 μm, certain square that interlocks
Shape metal unit passes through the first rectangular patch of upper left with upper interleaved adjacent rectangular metal unit（8）, the second rectangular patch of upper left
（12）, the 3rd rectangular patch of upper left（14）, in upper rectangular patch（16）, the second rectangular patch of upper right（18）, the 3rd rectangle of upper right
Paster（20）, the first rectangular patch of upper right（10）Shared closely connection, certain staggered rectangular metal unit and lower interleaved adjacent rectangle
Metal unit passes through
The first rectangular patch of lower-left（9）, the second rectangular patch of lower-left（13）, the 3rd rectangular patch of lower-left（15）, in lower rectangle patch
Piece（17）, the second rectangular patch of bottom right（19）, the 3rd rectangular patch of bottom right（21）, the first rectangular patch of bottom right（11）It is shared tight
Connection, certain staggered rectangular metal unit pass through the first rectangular patch of upper left with left interleaved adjacent rectangular metal unit（8）, left
One rectangular patch（22）, the first rectangular patch of lower-left（9）Shared closely connection, certain staggered rectangular metal unit and right interleaved adjacent
Rectangular metal unit passes through the first rectangular patch of upper right（10）, the right side in the first rectangular patch（23）, the first rectangular patch of bottom right
（11）It is shared closely to connect.
3. a kind of terahertz polarization beam splitter of periodic staggered rectangular structure as claimed in claim 1, it is characterised in that
Described staggeredly rectangular configuration metallic transmission layer（1）Material for gold, thickness be 0.2 μm～1 μm.
4. a kind of terahertz polarization beam splitter of periodic staggered rectangular structure as claimed in claim 1, it is characterised in that
Described matrix（2）Material be polydimethylsiloxane, thickness be 20 μm～100 μm.
5. a kind of terahertz polarization beam splitter of periodic staggered rectangular structure as claimed in claim 1, it is characterised in that
Described metallic reflection plate（3）Material be platinum, thickness be 1 μm～5 μm.
6. a kind of terahertz polarization beam splitter of periodic staggered rectangular structure as claimed in claim 1, it is characterised in that
Described the first rectangular patch of upper left（8）, the first rectangular patch of lower-left（9）, the first rectangular patch of upper right（10）With bottom right first
Rectangular patch（11）Shape size it is identical, longitudinal length is 15 μm～25 μm, and transverse width is 10 μm～20 μm；It is described
The second rectangular patch of upper left（12）With the second rectangular patch of lower-left（13）Shape size it is identical, lateral length be 75 μm～
It is 85 μm, longitudinally wide to be 10 μm～20 μm；Described the 3rd rectangular patch of upper left（14）With the 3rd rectangular patch of lower-left（15）
Shape size it is identical, longitudinal length is 35 μm～45 μm, and transverse width is 45 μm～55 μm；Upper rectangle patch in described
Piece（16）The lower rectangular patch with（17）Shape size it is identical, lateral length is 75 μm～85 μm, longitudinally wide to be 20 μ
M～30 μm；Described the second rectangular patch of upper right（18）With the second rectangular patch of bottom right（19）Shape size it is identical, longitudinal direction is long
Degree is 45 μm～55 μm, and transverse width is 25 μm～35 μm；Described the 3rd rectangular patch of upper right（20）With bottom right the 3rd
Rectangular patch（21）Shape size it is identical, lateral length is 35 μm～45 μm, longitudinally wide to be 10 μm～20 μm.
7. a kind of terahertz polarization beam splitter of periodic staggered rectangular structure as claimed in claim 1, it is characterised in that
Described left first rectangular patch（22）With the first rectangular patch in the right side（23）Shape size it is identical, lateral length is 45
μm～55 μm, it is longitudinally wide to be 15 μm～25 μm.
8. a kind of terahertz polarization beam splitter of periodic staggered rectangular structure as claimed in claim 1, it is characterised in that
Described left second rectangular patch（24）Longitudinal length be 75 μm～85 μm, transverse width be 25 μm～35 μm；Described
Left 3rd rectangular patch（25）Lateral length be 75 μm～85 μm, longitudinally wide is 45 μm～55 μm；Described central moment
Shape paster（26）Longitudinal length be 65 μm～75 μm, transverse width be 35 μm～45 μm；Second rectangular patch in the described right side
（27）Lateral length be 55 μm～65 μm, longitudinally wide is 35 μm～45 μm；3rd rectangular patch in the described right side（28）It is vertical
It it is 95 μm～105 μm to length, transverse width is 15 μm～25 μm.
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| CN105372758B (en) * | 2015-12-02 | 2018-06-19 | 中国计量学院 | Bar shaped terahertz polarization beam splitter |
| CN109581698A (en) * | 2018-12-07 | 2019-04-05 | 清华大学 | Tunable terahertz polarization light-splitting device |
| CN113805272B (en) * | 2020-06-16 | 2023-12-29 | 中国科学院半导体研究所 | High-efficiency terahertz polarization beam splitter based on waveguide transmission |
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| CN101551568A (en) * | 2009-05-18 | 2009-10-07 | 中国计量学院 | Microstrip resonance structure Terahertz wave modulation apparatus and method thereof |
| CN101630040A (en) * | 2009-08-13 | 2010-01-20 | 中国计量学院 | High double-refraction elliptical porous terahertz waveguide and preparation method thereof |
| EP2466283A1 (en) * | 2010-12-17 | 2012-06-20 | Commissariat à l'Énergie Atomique et aux Énergies Alternatives | Infrared detector using suspended bolometric microplates |
| CN103367931A (en) * | 2013-07-05 | 2013-10-23 | 西北工业大学 | Infrared multi-wavelength absorber |
| CN103645541A (en) * | 2013-12-11 | 2014-03-19 | 江苏大学 | Terahertz polarization beam splitter |
| CN103645565A (en) * | 2013-12-10 | 2014-03-19 | 南京工业大学 | Subwavelength plasmon polarization converter |
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| CN101551568A (en) * | 2009-05-18 | 2009-10-07 | 中国计量学院 | Microstrip resonance structure Terahertz wave modulation apparatus and method thereof |
| CN101630040A (en) * | 2009-08-13 | 2010-01-20 | 中国计量学院 | High double-refraction elliptical porous terahertz waveguide and preparation method thereof |
| EP2466283A1 (en) * | 2010-12-17 | 2012-06-20 | Commissariat à l'Énergie Atomique et aux Énergies Alternatives | Infrared detector using suspended bolometric microplates |
| CN103367931A (en) * | 2013-07-05 | 2013-10-23 | 西北工业大学 | Infrared multi-wavelength absorber |
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| CN103645541A (en) * | 2013-12-11 | 2014-03-19 | 江苏大学 | Terahertz polarization beam splitter |
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