CN110077110A - A kind of method of inkjet printing production graphene enhancement type flexibility dyestuff Random Laser - Google Patents
A kind of method of inkjet printing production graphene enhancement type flexibility dyestuff Random Laser Download PDFInfo
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- CN110077110A CN110077110A CN201910398268.8A CN201910398268A CN110077110A CN 110077110 A CN110077110 A CN 110077110A CN 201910398268 A CN201910398268 A CN 201910398268A CN 110077110 A CN110077110 A CN 110077110A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 38
- 239000000975 dye Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000007641 inkjet printing Methods 0.000 title claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 50
- 238000007639 printing Methods 0.000 claims abstract description 28
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000005086 pumping Methods 0.000 claims description 5
- VYXSBFYARXAAKO-WTKGSRSZSA-N chembl402140 Chemical compound Cl.C1=2C=C(C)C(NCC)=CC=2OC2=C\C(=N/CC)C(C)=CC2=C1C1=CC=CC=C1C(=O)OCC VYXSBFYARXAAKO-WTKGSRSZSA-N 0.000 claims description 4
- 230000005284 excitation Effects 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 229920005573 silicon-containing polymer Polymers 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000004205 dimethyl polysiloxane Substances 0.000 abstract description 19
- 235000013870 dimethyl polysiloxane Nutrition 0.000 abstract description 19
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 abstract description 19
- CXQXSVUQTKDNFP-UHFFFAOYSA-N octamethyltrisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C CXQXSVUQTKDNFP-UHFFFAOYSA-N 0.000 abstract description 18
- 238000004987 plasma desorption mass spectroscopy Methods 0.000 abstract description 18
- 239000000463 material Substances 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 10
- 238000005452 bending Methods 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 150000001336 alkenes Chemical class 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008713 feedback mechanism Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002082 metal nanoparticle Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 239000004038 photonic crystal Substances 0.000 description 1
- -1 polydimethylsiloxane Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002096 quantum dot Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- 229910052710 silicon Inorganic materials 0.000 description 1
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- 125000006850 spacer group Chemical group 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- RBNWAMSGVWEHFP-UHFFFAOYSA-N trans-p-Menthane-1,8-diol Chemical compound CC(C)(O)C1CCC(C)(O)CC1 RBNWAMSGVWEHFP-UHFFFAOYSA-N 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/32—Inkjet printing inks characterised by colouring agents
- C09D11/328—Inkjet printing inks characterised by colouring agents characterised by dyes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Lasers (AREA)
Abstract
The invention belongs to laser technology fields, it is related to a kind of method of inkjet printing production graphene enhancement type flexibility dyestuff Random Laser, first marking ink is fitted into the needle tubing of printing and flows freely into needle point tip, flexible substrates are fixed on electrode plate again, apply high voltage between needle point and electrode plate, needle tubing is moved freely in vertical direction, the movement of flexible substrates realizes control by external computer end program, according to the mobile flexible substrates of the pre-set program of computer end, to realize the printing of different shape structure, obtained sample is stood after printing and is solidified, obtain flexible substrates graphene enhancement type dyestuff Random Laser；Simple, intuitive is designed, method is flexibly convenient, and principle is reliable, it is easily achieved, using flexible material PDMS as substrate, increase flexible, the foldability of Random Laser, it is easier to couple with other photonic devices and can realize that the mechanics parameter of substrate adjusts the quantitative control to Random Laser property.
Description
Technical field:
The invention belongs to laser technology field, it is related to a kind of production graphene enhancement type Random Laser technique, especially one
The method of kind inkjet printing production graphene enhancement type flexibility dyestuff Random Laser.
Background technique:
Random Laser (Random Laser) is that stimulated emission is non-thread by multiple scattering acquisition in disordered chain system
Property enhancing and generate laser.Different from needing the conventional laser of precision control resonant cavity, Random Laser does not need traditional
Laser cavity, and it is to rely on the localization of photon.People are based on nanometer semiconductor structure, thin polymer film, quantum dot, biological group
Knit, photonic crystal etc. realizes the generation and regulation of Random Laser, Random Laser has that small in size, quality is high, without chamber transmitting
Feature has very big application potential at the integrated aspect of optics.Random Laser provides feedback mechanism by means of scattering effect, is dissipating
It penetrates in system, nanostructure and nano-array are always the emphasis researched and developed.The metal Nano structure of different energy band features has office
The metal nanoparticle and the new carbons such as graphene and carbon nanotube of domain plasma resonance effect are all expected to become excellent
Random Laser scatterer, realize high power, Low threshold Random Laser transmitting.
The pursuit with people to convenient lives such as intelligence wearings, Flexible Displays are foldable, high because of its with the development of science and technology
The advantages that brightness, ultra-thin property, obtains the favor of scientific research personnel.Laser device based on flexible substrates is expected to be applied to micro sensing
The fields such as device, plane are shown, OLED shines, information communicates.In Flexible Displays, obtain quality is good, low-loss, high brightness light
Source is still urgent need to solve the problem in industrial applications.Random Laser is combined with flexible substrates, it will further play with
The advantage of machine laser improves image quality, obtains three-dimensional space laser, realizes the collection of accidental laser and different opto-electronic devices
At will further facilitate the application of Flexible Displays and Random Laser.
With the development and application of the new carbons such as graphene and carbon nanotube, laser research and application based on carbon material
Also the visual field of people is gradually entered into.Existing research personnel devise a kind of laser of saturable absorption characteristic based on graphene
Device realizes the pulsed laser output of communication wavelengths using annular optical fiber laser structure, and the laser is based on the random of graphene
Meta Materials are without chamber Laser emission, and by the feedback of gain and graphene by dyestuff, scattering effect is greatly enhanced, effectively improved
The feedback efficiency of photon reduces Random Laser threshold value, promotes the promotion of Random Laser performance.
The research of Random Laser is based primarily upon glass or quartz substrate, or will be doped with the molten of gain media and scatterer
Liquid is placed in small capillary, realizes Laser emission by optical pumping；Also there are personnel that micro-structure is embedded in optical fiber to reduce
The overall dimensions of laser improve luminous efficiency, expand application potential.But the method that manufacturing process mostly uses spin-coating film,
First is that the quality of film layer more difficult to control, second is that cannot achieve the production of specific region specific structure.Random Laser develops
There is reduce pumping threshold, device miniaturization, quantitatively control luminous parameters challenge.In addition it is not easy the base material manipulated not
But it influences laser emitting intensity and limits the hair of Random Laser device to a certain extent more because its volume is not easy to couple greatly
Exhibition and application.
Summary of the invention:
It is an object of the invention to overcome defect of the existing technology, aiming at the problems existing in the prior art, provide
A method of completely new easily production graphene enhancement type flexibility dyestuff Random Laser, by inkjet printing technology in flexible base
The array that graphene and dyestuff mixing material are printed on bottom material realizes that the transmitting of Random Laser, ink-jet are beaten under optical pumping
The Random Laser system of print technology production can be according to Programmed Design array type, size and thickness, so as to effectively adjust
The parameters such as wavelength, the mode of laser emitting are saved, dye fluorescence effect is enhanced as scatterer by graphene, reduces lasing threshold
Value obtains efficiently controllable Random Laser.
To achieve the goals above, the present invention makes graphene enhancement type flexibility dyestuff by inkjet printing technology and swashs at random
The detailed process of light are as follows: first marking ink is fitted into the needle tubing of printing and flows freely into needle point tip, then flexible substrates are consolidated
It is scheduled on electrode plate, and as precision control mobile platform realizes the other movement of micro-nano in x-y plane (horizontal plane), in needle
Apply high voltage between point and electrode plate, the injection stream for controlling marking ink does well, it is ensured that marking ink can be smooth
It sprays and prints on flexible substrates surface；Needle tubing is moved freely at the direction z (vertical direction), is controlled between needle point and flexible substrates
Distance；The movement of flexible substrates realizes control by external computer end program, is moved according to the pre-set program of computer end
Obtained sample is stood after printing and is solidified to realize the printing of different shape structure by dynamic flexible substrates, is obtained flexible
Substrate graphene enhancement type dyestuff Random Laser, and carry out the excitation and test of Random Laser transmitting.
Marking ink of the present invention is that both graphene and rhodamine 6G are dispersed in respectively in different solvents, according to
Certain mass ratio mixing, ink needed for forming printing, solvent and mixing mass ratio are selected according to actual needs, Luo Dan
Bright 6G obtains Fluorescence amplification effect as gain media, and graphene realizes that fluorescence enhancement obtains laser as scatterer, due to stone
The addition of black alkene, so that photon equilibrium state enhances in Random Laser system, threshold value is reduced, and efficiency improves.
Needle tubing of the present invention uses injection needle, and the printing of different line width structures is realized by the adjusting of tip diameter；
Apply the injection outflow that high voltage is used to control ink between electrode plate and needle point；Precision control mobile platform is for controlling substrate
Mobile realization different structure printing, equipment needed for printing is not necessarily to ultrapurification room in general room environment.
Flexible substrates of the present invention are dimethyl silicone polymer (PDMS, polydimethylsiloxane), are organic
One kind of silicon, it is low in cost, using simple, there is good adhesiveness to marking ink, and there is good chemical inertness,
Different degrees of bending and stretching may be implemented in PDMS, changes the transmitting feature of Random Laser so as to qualitative, quantitative.
In the flexible substrates graphene enhancement type dyestuff Random Laser that the present invention obtains, marking ink is pasted on PDMS substrate
Surface, and with the bending of substrate realize deformation, to adjust the emission characteristic of Random Laser.
Flexible substrates graphene enhancement type dyestuff Random Laser of the present invention shine test when need using pulse laser into
Row excitation pumping, the energy variation of pump light influence the intensity of Laser emission light.
Compared with prior art, the present invention having the advantage that first is that realizing graphene and dyestuff by way of printing
The production of mixed liquor, method is flexibly convenient, and one-dimensional, two-dimentional, three-dimensional different dimensions and structure of different shapes printing may be implemented,
Such as line style, spotted array, three-dimensional lattice point；Second is that can freely be changed in print procedure by the state modulator to printing
Line width, ink injection speed, print structure number of plies of print structure etc., all print procedures are stylized, automate, and are conducive to batch
Production；Third is that realizing the jet printing of ink by high voltage, defect is few, high-efficient, small to the degree of dependence of environment, to substrate
Flatness requirement is low；Fourth is that using graphene as Random Laser scatterer, stronger to the scattering effect of photon, acquisition is to a high-profile
Rate, the Random Laser of Low threshold；Fifth is that base material is flexible using PDMS flexible substrates, pass through the bending to base material
Or stretch, can freely adjust Random Laser goes out the properties such as emission mode, wavelength, threshold value；It designs simple, intuitive, and method is flexible
Convenient, principle is reliable, it is easy to accomplish, using flexible material PDMS as substrate, increase the flexible, foldable of Random Laser
Property, it is easier to it is coupled with other photonic devices and can realize that the mechanics parameter of substrate adjusts the quantitative to Random Laser property
System.
Detailed description of the invention:
Fig. 1 is the main structure schematic illustration of ink-jet print system of the present invention.
Fig. 2 is graphene enhancement type dyestuff Random Laser schematic diagram of the present invention.
Fig. 3 is that graphene enhancement type dyestuff Random Laser of the present invention emits configuration picture, and wherein pump light swashs for pulse
Light, fiber optic collector are connected with external spectrometer for collecting lasing optical spectrum.
Fig. 4 be the present embodiments relate to the differently curved degree of substrate under Random Laser spectral measurement model schematic,
Wherein (a)-(c) bending degree is increasing, and d and l respectively indicate PDMS film original width and length, and Δ d and Δ l distinguish table
Show the knots modification after being bent in length and width.
Specific embodiment:
The invention will be further described by way of example and in conjunction with the accompanying drawings.
Embodiment:
Ink-jet print system main structure described in the present embodiment includes needle tubing, needle point, marking ink, high-voltage electricity, PDMS soft
Property substrate, electrode plate and accurate control mobile platform, needle point is mounted below needle tubing and is connected with needle tubing, the needle tubing realization direction z
(vertical direction) moves freely, to control the distance between needle point and PDMS flexible substrates, realizes the injection of marking ink
Outflow；PDMS flexible substrates are placed in above electrode plate, as micro-nano rank is realized in the movement of precise mobile platform in x-y plane
Movement, to obtain print structure of different shapes；Between needle point and electrode plate apply high voltage (generally several hectovolts to
Thousands of volts), promote marking ink to spray from needle point by the effect of electric field force, is adhered to PDMS flexible substrates surface；Needle tubing and
The movement of precision control mobile platform realizes Programmed control by external computer end, it is ensured that the automation of print procedure and efficient
Rate.
A dielectric spacer layer is placed between electrode plate described in the present embodiment and accurate control mobile platform, one is to ensure that
The injection that electric field promotes marking ink is generated because of the high voltage applied between electrode plate and needle point；Second is that high voltage is avoided to hit
Accurate control platform circuit is worn, the movement of platform in print procedure is influenced.
Marking ink used is to include graphene and organic dyestuff rhodamine 6G in ink jet printing process described in the present embodiment
Mixed liquor, first disperse graphene in cyclohexanone/terpinol, and with the ethanol solution of scattered rhodamine 6G according to matter
It measures the ratio than 1:1 to be mixed, it is ensured that mixed liquor has certain viscosity in favor of printing, is achieved in the strongest gain of light
Feedback, obtains the outgoing of Random Laser.
PDMS flexible substrates described in the present embodiment are in silica gel glass surface and will to be heat-treated PDMS uniform coating,
The surfacing of acquisition, thickness are in some tens of pm film.
PDMS flexible substrates are placed on ink-jet print system the printing and making for carrying out structure by the present embodiment, obtain Fig. 2 institute
Obtained sample is stood after printing and is solidified, then will be covered with the PDMS flexible substrates of marking ink by the printing array shown
It is removed from silica gel glass surface, graphene sheet layer and dye molecule are uniformly scattered in printing curve in the structure of formation,
A ducting layer is formed in PDMS substrate and print structure, is realized to the local enhancing of photon and multiple scattering, to obtain graphite
The enhanced flexible dyestuff Random Laser of alkene, Laser emission configuration picture is as shown in figure 3, the pulse laser using wavelength 532nm is made
Made graphene enhancement type flexibility dyestuff Random Laser is excited for pump light, due to the fluorescent effect and graphite of organic dyestuff
Alkene generates the Multiple Scattering of photon to the scattering effect of photon in PDMS flexible substrates substrate and graphene-dye coating, realizes
The gain of light is amplified, and laser is obtained, and pump light is incident on sample system surface, sample structure and dyestuff one side pair along 45 °
The direction of laser light incident, the other side of Random Laser system perpendicular to substrate surface place fiber optic collector, converge and connect
It receives the lasing light of sample and lasing optical spectrum figure is formed by spectrometer.
Graphene enhancement type flexibility dyestuff Random Laser described in the present embodiment passes through the selection of needle point, voltage in print procedure
Control and needle point and substrate distance control, array of the line width at several microns to several hundred microns can be obtained, reality can be printed
The planar structures such as existing one-dimensional grating, two-dimensional grid；Or the different battle array of three-dimensional structure and thickness is obtained using successively printing
Column.
The present embodiment selects graphene-dye printhead ink, has following reason: graphene being used to dissipate as Random Laser
Beam, it is stronger to the scattering effect of photon, be conducive to photon in the Multiple Scattering of ducting layer, realize higher gain, obtains high
Tune rate, the Random Laser of Low threshold.
The present embodiment, as substrate, mainly has both sides to act on using flexible material PDMS: first, it can increase random
Flexible, the foldability of laser, it is easier to be coupled with other photonic devices, extend its application range；Second, by changing base
The bending property of bottom material changes the properties such as wavelength, mode, intensity, the threshold value of Random Laser output, the differently curved degree of substrate
Lower Random Laser spectral measurement model schematic makes its bending as shown in figure 4, applying certain power to flexible structure, and record is random
The change situation of the spectrum of Laser emission realizes the mechanics of substrate with the bending size of Δ d and Δ l quantitative measurement flexible substrates
Quantitative control of the parameter regulation to Random Laser property.
The present embodiment selects inkjet printing technology to realize the preparation of Random Laser, has following reason: first is that inkjet printing
Technology convenient formation is quick, and the printing shaping of one-dimensional grating, two-dimensional grid, cubical array may be implemented, at low cost, high-efficient,
It being capable of bulk print production；Second is that print procedure can be realized stylized, automation control, it can freely change print structure
Line width, ink injection speed, print structure number of plies etc. realize the jet printing of ink by high voltage, and defect is few, quality is high,
It is small to the degree of dependence of environment, it is low to substrate flatness requirement.
Claims (5)
1. a kind of method of inkjet printing production graphene enhancement type flexibility dyestuff Random Laser, it is characterised in that first by stamping ink
Water is fitted into the needle tubing of printing and flows freely into needle point tip, then flexible substrates are fixed on electrode plate, and as precision is controlled
Mobile platform processed realizes the other movement of micro-nano in the horizontal plane, applies high voltage between needle point and electrode plate, for controlling
The injection stream of marking ink does well, it is ensured that marking ink smooth can spray and print on flexible substrates surface；Needle tubing is perpendicular
Histogram controls the distance between needle point and flexible substrates to moving freely；The movement of flexible substrates passes through external computer end journey
Sequence realizes control, is beaten according to the mobile flexible substrates of the pre-set program of computer end to realize the printing of different shape structure
Obtained sample is stood after print and is solidified, obtains graphene enhancement type flexibility dyestuff Random Laser, and carry out Random Laser
The excitation and test of transmitting.
2. the method for inkjet printing production graphene enhancement type flexibility dyestuff Random Laser according to claim 1, feature
It is that the marking ink is that both graphene and rhodamine 6G are dispersed in respectively in different solvents, according to certain quality
Than mixing, ink needed for forming printing, solvent and mixing mass ratio are selected according to actual needs.
3. the method for inkjet printing production graphene enhancement type flexibility dyestuff Random Laser according to claim 1, feature
It is that using injection needle, the printing of different line width structures is realized by the adjusting of tip diameter for the needle tubing；Electrode plate and needle
Apply the injection outflow that high voltage is used to control ink between point；Precision control mobile platform is used to control the mobile realization of substrate
The printing of different structure, equipment needed for printing are not necessarily to ultrapurification room in general room environment.
4. the method for inkjet printing production graphene enhancement type flexibility dyestuff Random Laser according to claim 1, feature
It is that the flexible substrates are dimethyl silicone polymer.
5. the method for inkjet printing production graphene enhancement type flexibility dyestuff Random Laser according to claim 1, feature
It is that the graphene enhancement type flexibility dyestuff Random Laser needs to carry out excitation pumping using pulse laser when shining test,
The energy variation of pump light influences the intensity of Laser emission light.
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| CN201910398268.8A CN110077110B (en) | 2019-05-14 | 2019-05-14 | Method for manufacturing random laser system by ink-jet printing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113105708A (en) * | 2020-08-11 | 2021-07-13 | 五邑大学 | Graphene and quantum dot co-doped polymer, preparation method and application |
| CN113328325A (en) * | 2021-04-22 | 2021-08-31 | 江苏度微光学科技有限公司 | Flexible polymer random laser and preparation method thereof |
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