CN105047822B - A kind of flexible fiber shape perovskite solar cell and preparation method thereof - Google Patents
A kind of flexible fiber shape perovskite solar cell and preparation method thereof Download PDFInfo
- Publication number
- CN105047822B CN105047822B CN201510323054.6A CN201510323054A CN105047822B CN 105047822 B CN105047822 B CN 105047822B CN 201510323054 A CN201510323054 A CN 201510323054A CN 105047822 B CN105047822 B CN 105047822B
- Authority
- CN
- China
- Prior art keywords
- layer
- solar cell
- carbon nano
- perovskite solar
- tio
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
- H10K30/10—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising heterojunctions between organic semiconductors and inorganic semiconductors
- H10K30/15—Sensitised wide-bandgap semiconductor devices, e.g. dye-sensitised TiO2
- H10K30/151—Sensitised wide-bandgap semiconductor devices, e.g. dye-sensitised TiO2 the wide bandgap semiconductor comprising titanium oxide, e.g. TiO2
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
- H10K30/80—Constructional details
- H10K30/81—Electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Photovoltaic Devices (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
Present invention is disclosed a kind of preparation method of flexible fiber shape perovskite solar cell, comprise the following steps：A carbon nano-tube fibre is provided as conductive electrode；Another carbon nano-tube fibre is provided, n TiO are covered successively on its surface2Layer, calcium titanium ore bed, hole transmission layer and nano silver wire are as working electrode；Conductive electrode and working electrode are mutually wound into assembling and form flexible fiber shape perovskite solar cell；Transparent polymer coating flexible threadiness perovskite solar cell is used to form protective layer.Compared with prior art, the present invention by covering n TiO successively on the surface of carbon nano-tube fibre2Layer, calcium titanium ore bed, hole transmission layer and nano silver wire are as working electrode, then the flexible fiber shape perovskite solar cell prepared with the twisting of another carbon nano-tube fibre, have the advantages of photoelectric transformation efficiency is high, flexible, and aerial relatively stable.Its preparation technology is impregnated by solution, and the requirement to equipment is low, and technique is simple.
Description
Technical field
The invention belongs to technical field of solar batteries, more particularly to a kind of flexible fiber shape perovskite solar cell and
Its preparation method.
Background technology
Wearable consumer electronics have begun to the life into people at present, for example, Apple Inc. (Apple Inc.) opens
" the Apple Watch intelligent watch " sent, " Intelligent bracelet " that millet company (Xiaomi Inc.) releases, Google
" Google glass " etc. of (Google Inc.) research and development, these electronic equipments, at present using lithium ion battery as power supply, so
And following such wearable consumer goods are more likely to using solar energy as constant current source.Therefore, flexible solar cell
As one of following main electric power supply equipment needed of people.It is flexible and threadiness in such flexible solar battery
Solar cell has bigger application prospect, can directly be braided into the fabric of flexibility, the garments often worn with people
Get up.
Nearest 5 years, perovskite solar cell with its high efficiency, low cost, the features such as easily preparing cause academia and
The great interest of industrial quarters, the efficiency of perovskite solar cell in 2015 have soared to 20%.Increasing scientific research people
Member, which starts perovskite being incorporated into polymeric substrate surface, prepares flexible flat shape battery, however, the plane perovskite sun
Energy battery can not effectively weave.Researcher starts to prepare fibrous calcium titanium as electrode using the thicker Titanium silk of diameter
Ore deposit solar cell, but the perovskite cell flexible prepared with wire is poor, and the less stable of battery, therefore, solve
Fibrous perovskite solar cell flexible is poor, it is unstable the shortcomings that as larger difficult point at present.
The content of the invention
It is an object of the invention to provide a kind of preparation method of flexible fiber shape perovskite solar cell, it passes through molten
The technique of liquid dipping wraps up n-TiO successively on carbon nano-tube fibre surface2, meso-TiO2, perovskite, hole transmission layer, Yin Na
Rice noodles functional layer, then encapsulated after mutually being twisted with an other carbon nano-tube fibre using transparent polymer, obtain with light
Photoelectric transformation efficiency is high, the good flexible fiber shape perovskite solar cell of stability in flexible and air.
The present invention also aims to provide a kind of flexible fiber shape perovskite solar cell.
To solve an above-mentioned goal of the invention, the present invention provides a kind of preparation side of flexible fiber shape perovskite solar cell
Method, this method comprise the following steps：
A carbon nano-tube fibre is provided as conductive electrode；
Another carbon nano-tube fibre is provided, n-TiO is covered successively on its surface2Layer, calcium titanium ore bed, hole transmission layer and silver
Nano wire is as working electrode:
Cover n-TiO2Layer, uses concentration as 0.2-0.8mol/L, and the butyl titanate solution parcel infiltration carbon that pH is 3-5 is received
Mitron fiber 2-4 times, 20-40min is handled in 450-500 DEG C of air, complete n-TiO2The covering of layer；
Cover meso-TiO2Layer, will cover n-TiO2The carbon nano-tube fibre of layer is placed in commercially available meso-TiO2Slurry
Middle 10min, 30min in 500 DEG C of air ambient is placed in after taking-up, completes meso-TiO2The covering of layer；
Calcium titanium ore bed is covered, meso-TiO will be covered2The carbon nano-tube fibre of layer is vacantly placed on warm table, by described in
Perovskite solution hangs on capillary one end, and the other end is fixed at the top of reciprocating pump slide unit, and the carbon nano-tube fibre passes through
Perovskite solution, control heating platen temperature be 150-250 DEG C between, it be 10-20mm/min to set reciprocal pump speed, reciprocating motion
Number is 30-50 times, completes the covering of calcium titanium ore bed；
Hole transmission layer is covered, the carbon nano-tube fibre for covering calcium titanium ore bed is placed in the poly- 3- that concentration is 1mol/L
10min in hexyl thiophene/single-wall carbon nanotube composite solution, takes out and is spontaneously dried in air, complete hole transmission layer
Covering；
Covering silver nano line, the carbon nano-tube fibre for covering hole transmission layer is placed in the Yin Na that concentration is 0.5mol/L
Rice noodles solution 2min, takes out and is spontaneously dried in air, completes the covering of nano silver wire；
The conductive electrode and the working electrode are mutually wound into assembling and form the flexible fiber shape perovskite sun
Can battery；
The flexible fiber shape perovskite solar cell is coated with transparent polymer to form transparent protective layer.
As a further improvement on the present invention, a diameter of 10-25 μm of the carbon nano-tube fibre, carbon nanometer contained therein
The wall number of pipe is 2-6, caliber 5-20nm.
As a further improvement on the present invention, the chemical constituent of the calcium titanium ore bed is CH3NH3PbI3And CH3NH3PbI3-
XClx, wherein 0<x<1.
As a further improvement on the present invention, the hole transmission layer is that poly- 3- hexyl thiophenes/single-walled carbon nanotube is compound
Thing or the fluorenes of 2,2', 7,7'- tetra- [N, N- bis- (4- methoxyphenyls) amino] -9,9'- spiral shells two.
As a further improvement on the present invention, the nano silver wire length is 30-40 μm, a diameter of 0.5-2 μm.
As a further improvement on the present invention, in covering n-TiO2Also include between layer and covering calcium titanium ore bed step：Cover
Cover meso-TiO2Layer.
As a further improvement on the present invention, the transparent polymer is polymethyl methacrylate or makrolon.
As a further improvement on the present invention, by twisting the conductive electrode and the working electrode mutually winding group
Dress, lay pitch during twisting are 300-600 μm.
Compared with prior art, the present invention covers n-TiO successively by the surface in carbon nano-tube fibre2Layer, perovskite
Layer, hole transmission layer and nano silver wire are as working electrode, then the flexible fiber shape prepared with the twisting of another carbon nano-tube fibre
Perovskite solar cell, there is the advantages of photoelectric transformation efficiency is high, flexible, and aerial relatively stable.Prepare simultaneously
Technique is impregnated by solution, and the requirement to equipment is low, and technique is simple.
Brief description of the drawings
Fig. 1 is the preparation method steps flow chart of flexible fiber shape perovskite solar cell in an embodiment of the present invention
Figure.
Fig. 2 is the structural representation of flexible fiber shape perovskite solar cell in an embodiment of the present invention.
Fig. 3 a are the stereoscan photographs of carbon nano-tube fibre in an embodiment of the present invention.
Fig. 3 b are that n-TiO is covered in an embodiment of the present invention2Carbon nano-tube fibre stereoscan photograph.
Fig. 3 c are that meso-TiO is covered in an embodiment of the present invention2Carbon nano-tube fibre stereoscan photograph.
Fig. 3 d are the stereoscan photographs for the carbon nano-tube fibre that perovskite is covered in an embodiment of the present invention.
Fig. 3 e are the stereoscan photographs for the carbon nano-tube fibre that hole transmission layer is covered in an embodiment of the present invention.
Fig. 3 f are the stereoscan photographs for the carbon nano-tube fibre that nano silver wire is covered in an embodiment of the present invention.
Fig. 4 is the photoelectric transformation efficiency test of flexible fiber shape perovskite solar cell in an embodiment of the present invention
Figure.
Fig. 5 is the flexible test figure of flexible fiber shape perovskite solar cell in an embodiment of the present invention.
Fig. 6 is the test of stability in the air of flexible fiber shape perovskite solar cell in an embodiment of the present invention
Figure.
Embodiment
Below with reference to embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that one of ordinary skill in the art is made according to these embodiments, method or functionally
Conversion is all contained in protection scope of the present invention.
In the embodiment for joining the flexible fiber shape perovskite solar battery structure that Fig. 1 introduces the present invention.The structure
Including：Conductive electrode 20, working electrode 10 and protective clear layer (not shown), the protective clear layer mutually wound is wrapped in conduction
On electrode 20 and working electrode 10.
Working electrode 10, to have wrapped up different functional layers successively on a carbon nano-tube fibre, specifically, in working electrode
10 in the radial direction, from inside to outside successively comprising carbon nano-tube fibre 101, n-TiO2102, meso-TiO2103, calcium titanium ore bed
104, hole transmission layer 105, nano silver wire 106.
Conductive electrode 20, it is another original carbon nanotubes fiber for being not added with any modification.
Working electrode 10 and conductive electrode 20 are mutually wound by twisting, and protective clear layer is coated on the work mutually wound
Make on electrode 10 and conductive electrode 20 to complete the encapsulation of flexible fiber shape perovskite solar cell.
Coordinate reference picture 2 and Fig. 3, introduce a tool of the preparation method of flexible fiber shape perovskite solar cell of the present invention
Body embodiment, this method specifically include following steps：
S1, one carbon nano-tube fibre (Fig. 3 a) of offer are used as conductive electrode 20, need exist for explanation, and CNT is fine
Dimension is to synthesize that carbon nano pipe array can be spun in tube furnace using chemical vapour deposition technique, then by one it is rotatable probe from
Directly spun in carbon nano pipe array, obtain carbon nano-tube fibre, as conductive electrode.Preferably, carbon nano-tube fibre is straight
Footpath is 10-25 μm, and the wall number of CNT contained therein is 2-6, caliber 5-20nm.
S2, another carbon nano-tube fibre 101 (Fig. 3 a) is provided, n-TiO is covered successively on its surface2Layer 102, calcium titanium ore bed
104th, hole transmission layer 105 and nano silver wire 106 are used as working electrode 10.Wherein, n-TiO2Layer 102 is electron transfer layer, is used
In collection electronics；Calcium titanium ore bed 104 is photoactive layer, for absorbing incident light and producing photo-generate electron-hole pair；Hole transport
Layer 105 is used to collect hole, and nano silver wire 106 is used as metal electrode, by the hole-conductive that hole transmission layer 105 is collected to dispatch from foreign news agency
Road.Preferably, the chemical constituent of calcium titanium ore bed 104 is CH3NH3PbI3And CH3NH3PbI3-xClx, wherein 0<x<1；Hole transport
Layer 105 is poly- 3- hexyl thiophenes/single-wall carbon nanotube composite or [N, N- bis- (4- methoxyphenyls) ammonia of 2,2', 7,7'- tetra-
Base] two fluorenes of -9,9'- spiral shells；The length of nano silver wire 106 is 30-40 μm, a diameter of 0.5-2 μm.
Especially, in covering n-TiO2Also include between layer 102 and the covering step of calcium titanium ore bed 104：Cover meso-TiO2
Layer 103, meso-TiO2The presence of layer 103 can make calcium titanium ore bed 104 and n-TiO2Layer 102 preferably combines so that perovskite
104 uniform fold of layer are in n-TiO2On layer 102.
Specifically, n-TiO is covered2Layer 102, uses concentration as 0.2-0.8mol/L, and pH is 3-5 butyl titanate solution bag
Wrap up in infiltration carbon nano-tube fibre 2-4 times, 20-40min is handled in 450-500 DEG C of air, completes n-TiO2Covering (the figure of layer
3b)；
Cover meso-TiO2Layer 103, will cover n-TiO2The carbon nano-tube fibre of layer 102 is placed in commercially available meso-
TiO210min in slurry, 30min in 500 DEG C of air ambient is placed in after taking-up, completes meso-TiO2Covering (the figure of layer 103
3c)；
Calcium titanium ore bed 104 is covered, meso-TiO will be covered2The carbon nano-tube fibre of layer 103 is vacantly placed in warm table (figure
Do not show) on, the perovskite solution is hung on into capillary (not shown) one end, the other end is fixed on reciprocating pump slide unit, and (figure is not
Show) top, and the carbon nano-tube fibre pass through perovskite solution, controls heating platen temperature between 150-250 DEG C, to set past
Multiple pump speed is 10-20mm/min, and it is 30-50 times to move back and forth number, completes the covering (Fig. 3 d) of calcium titanium ore bed 104；
Hole transmission layer 105 is covered, it is 1mol/L's that the carbon nano-tube fibre for covering calcium titanium ore bed 104 is placed in into concentration
10min in poly- 3- hexyl thiophenes/single-wall carbon nanotube composite solution, takes out and is spontaneously dried in air, completes hole transport
The covering (Fig. 3 e) of layer；
Covering silver nano line 106, it is 0.5mol/L that the carbon nano-tube fibre for covering hole transmission layer 105 is placed in into concentration
Nano silver wire solution 2min, take out and spontaneously dried in air, complete nano silver wire 106 covering (Fig. 3 f).
S3, the conductive electrode and the working electrode are mutually wound into assembling form the flexible fiber shape perovskite too
It is positive can battery, by twisting by conductive electrode 20 and the mutually winding assembling of working electrode 10, it is preferable that lay pitch during twisting is
300-600 μm, preferably 450 μm.
S4, with transparent polymer coating flexible threadiness perovskite solar cell to form transparent protective layer.It is preferred that
Ground, transparent polymer are polymethyl methacrylate or makrolon.
In order to preferably illustrate the present invention, the preparation method of some flexible fiber shape perovskite solar cells presented below
Specific embodiment.
Embodiment 1
Carbon nano-tube fibre (a diameter of 10 μm, wherein CNT tube wall is 2, caliber 5nm) is placed in into concentration is
(repeat 1 time), dried 5 minutes in atmosphere after taking-up, juxtaposition 1 minute in 0.2mol/L, pH=3 butyl titanate solution
Anneal 20 minutes, be placed in afterwards in the meso-TiO2 that commercially available concentration is 0.5mol 10 minutes, after taking-up in 500 DEG C of air
It is placed in 500 DEG C of air and anneals 30 minutes.N-TiO2 layers will be had been covered with afterwards and meso-TiO2 layer carbon nano-tube fibres are worn
Over-richness is 0.2mol/L perovskite drop, is placed in moving back and forth on 150 DEG C of warm table and wraps up 30 (setting reciprocating pumps
Speed is 10mm/min).After the completion of be placed in concentration be 1mol/L poly- 3- hexyl thiophenes/single-wall carbon nanotube composite solution
Middle 10min, take out after being spontaneously dried in air.Afterwards, carbon nano-tube fibre is placed in the silver nanoparticle that concentration is 0.5mol/L
Line solution 2min (a length of 30 μm, a diameter of 0.5 μm of nano silver wire), take out after being spontaneously dried in air.
N-TiO2, meso-TiO2, calcium titanium ore bed, hole transmission layer, the carbon nano-tube fibre of nano silver wire will be covered successively
Twisted as working electrode and other one carbon nano-tube fibre as conductive electrode, control twisting to be twisted 8 times for 1 centimetre
(lay pitch is 600 μm) forms flexible fiber shape perovskite solar cell, and flexible fiber shape perovskite solar cell is placed in
Taken out in 0.2mol/L polymethyl methacrylate after 2min, complete cell package.
Obtained battery performance is as shown in the table：
Table 1 is the battery performance that 1 centimetre of twisting 8 times (lay pitch is 600 μm) obtains in embodiment 1, by obtained flexible fiber
Shape perovskite solar cell makes 5 samples respectively, and last efficiency is averaged
Table 1
Embodiment 2
Carbon nano-tube fibre (a diameter of 15 μm, wherein CNT tube wall is 4, caliber 10nm) is placed in into concentration is
(repeated 2 times) 1 minute in 0.4mol/L, pH=4 butyl titanate solution, air drying 5 minutes, are placed in after taking-up
Annealed 30 minutes in 450 DEG C of air.It is placed in the meso-TiO2 that commercially available concentration is 0.5mol 10 minutes, takes out rearmounted afterwards
Annealed 30 minutes in 500 DEG C of air.N-TiO2 layers will be had been covered with afterwards and meso-TiO2 layer carbon nano-tube fibres pass through
0.2mol/L perovskite drop, is placed in wrapping up 40 times on 200 DEG C of warm table back and forth that (it is 15mm/ to set reciprocal pump speed
min).After the completion of be placed in concentration be 1mol/L poly- 3- hexyl thiophenes/single-walled carbon nanotube solution in 10min, take out after sky
Spontaneously dried in gas.Afterwards, carbon nano-tube fibre is placed in the nano silver wire solution 2min (nano silver wires that concentration is 0.5mol/L
A length of 35 μm, a diameter of 1 μm), take out after being spontaneously dried in air.
N-TiO2, meso-TiO2, calcium titanium ore bed, hole transmission layer, the carbon nano-tube fibre of nano silver wire will be covered successively
Twisted as working electrode and other one carbon nano-tube fibre as conductive electrode, control twisting to be twisted 10 times for 1 centimetre
(lay pitch is 450 μm), and the fiber after twisting is placed in 0.2mol/L polymethyl methacrylate after 2min and taken out, complete
Cell package.
Obtained battery performance is as shown in the table：
Table 2 is the battery performance that 1 centimetre of twisting 10 times (lay pitch is 450 μm) obtains in embodiment 2, by obtained flexible fiber
Shape perovskite solar cell makes 5 samples respectively, and last efficiency is averaged
Table 2
Embodiment 3
Carbon nano-tube fibre (a diameter of 25 μm, wherein CNT tube wall is 6, caliber 20nm) is placed in into concentration is
(repeated 3 times) 1 minute in 0.6mol/L, pH=5 butyl titanate solution, air drying 5 minutes, are placed in after taking-up
Annealed 40 minutes in 400 DEG C of air.It is placed in the meso-TiO2 that commercially available concentration is 0.5mol 10 minutes, takes out rearmounted afterwards
Annealed 30 minutes in 500 DEG C of air.N-TiO2 layers will be had been covered with afterwards and meso-TiO2 layer carbon nano-tube fibres pass through
0.2mol/L perovskite drop, is placed in wrapping up 50 times on 250 DEG C of warm table back and forth that (it is 20mm/ to set reciprocal pump speed
min).After the completion of be placed in concentration be 1mol/L poly- 3- hexyl thiophenes/single-walled carbon nanotube solution in 10min, take out after sky
Spontaneously dried in gas.Afterwards, carbon nano-tube fibre is placed in the nano silver wire solution 2min (nano silver wires that concentration is 0.5mol/L
A length of 40 μm, a diameter of 2 μm), take out after being spontaneously dried in air.
N-TiO2, meso-TiO2, calcium titanium ore bed, hole transmission layer, the carbon nano-tube fibre of nano silver wire will be covered successively
Twisted as working electrode and other one carbon nano-tube fibre as conductive electrode, control twisting to be twisted 12 times for 1 centimetre
(lay pitch is 300 μm), and the fiber after twisting is placed in 0.2mol/L polymethyl methacrylate after 2min and taken out, complete
Cell package.
Obtained battery performance is as shown in the table：
The battery performance that 12 times (lay pitch is 300 μm) obtain is twisted in the embodiment 3 of table 3 for 1 centimetre, by obtained flexible fiber shape
Perovskite solar cell makes 5 samples respectively, and last efficiency is averaged
Table 3
Embodiment 4
Carbon nano-tube fibre (a diameter of 10 μm, wherein CNT tube wall is 2, caliber 5nm) is placed in into concentration is
(repeat 1 time), dried 5 minutes in atmosphere after taking-up, juxtaposition 1 minute in 0.2mol/L, pH=3 butyl titanate solution
Anneal 20 minutes, be placed in afterwards in the meso-TiO2 that commercially available concentration is 0.5mol 10 minutes, after taking-up in 500 DEG C of air
It is placed in 500 DEG C of air and anneals 30 minutes.N-TiO2 layers will be had been covered with afterwards and meso-TiO2 layer carbon nano-tube fibres are worn
Over-richness is 0.2mol/L perovskite drop, is placed in wrapping up 30 times on 150 DEG C of warm table back and forth and (sets reciprocal pump speed
For 10mm/min).After the completion of be placed in concentration be 1mol/L 2,2', 7,7'- tetra- [N, N- bis- (4- methoxyphenyls) amino] -9,
10min in the fluorenes solution of 9'- spiral shells two, take out after being spontaneously dried in air.Afterwards, carbon nano-tube fibre is placed in into concentration is
0.5mol/L nano silver wire solution 2min (a length of 30 μm, a diameter of 0.5 μm of nano silver wire), take out after being done naturally in air
It is dry.
N-TiO2, meso-TiO2, calcium titanium ore bed, hole transmission layer, the carbon nano-tube fibre of nano silver wire will be covered successively
Twisted as working electrode and other one carbon nano-tube fibre as conductive electrode, control twisting to be twisted 8 times for 1 centimetre
(lay pitch is 600 μm) forms flexible fiber shape perovskite solar cell, and flexible fiber shape perovskite solar cell is placed in
Taken out in 0.2mol/L polymethyl methacrylate after 2min, complete cell package.
Obtained battery performance is as shown in the table：
Table 4 is the battery performance that 1 centimetre of twisting 8 times (lay pitch is 600 μm) obtains in embodiment 4, by obtained flexible fiber
Shape perovskite solar cell makes 5 samples respectively, and last efficiency is averaged
Table 4
Embodiment 5
Carbon nano-tube fibre (a diameter of 15 μm, wherein CNT tube wall is 4, caliber 10nm) is placed in into concentration is
(repeated 2 times) 1 minute in 0.4mol/L, pH=4 butyl titanate solution, air drying 5 minutes, are placed in after taking-up
Annealed 30 minutes in 450 DEG C of air.It is placed in the meso-TiO2 that commercially available concentration is 0.5mol 10 minutes, takes out rearmounted afterwards
Annealed 30 minutes in 500 DEG C of air.N-TiO2 layers will be had been covered with afterwards and meso-TiO2 layer carbon nano-tube fibres pass through
0.2mol/L perovskite drop, is placed in wrapping up 40 times on 200 DEG C of warm table back and forth that (it is 15mm/ to set reciprocal pump speed
min).After the completion of be placed in concentration be 1mol/L 2,2', 7,7'- tetra- [N, N- bis- (4- methoxyphenyls) amino] -9,9'- spiral shells two
10min in fluorenes solution, take out after being spontaneously dried in air.Afterwards, it is 0.5mol/L's carbon nano-tube fibre to be placed in into concentration
Nano silver wire solution 2min (a length of 35 μm, a diameter of 1 μm of nano silver wire), take out after being spontaneously dried in air.
N-TiO2, meso-TiO2, calcium titanium ore bed, hole transmission layer, the carbon nano-tube fibre of nano silver wire will be covered successively
Twisted as working electrode and other one carbon nano-tube fibre as conductive electrode, control twisting to be twisted 10 times for 1 centimetre
(lay pitch is 450 μm), and the fiber after twisting is placed in 0.2mol/L polymethyl methacrylate after 2min and taken out, complete
Cell package.
Obtained battery performance is as shown in the table：
The battery performance that 10 times (lay pitch is 450 μm) obtain is twisted in the embodiment 5 of table 5 for 1 centimetre, by obtained flexible fiber shape
Perovskite solar cell makes 5 samples respectively, and last efficiency is averaged
Table 5
Embodiment 6
Carbon nano-tube fibre (a diameter of 25 μm, wherein CNT tube wall is 6, caliber 20nm) is placed in into concentration is
(repeated 3 times) 1 minute in 0.6mol/L, pH=5 butyl titanate solution, air drying 5 minutes, are placed in after taking-up
Annealed 40 minutes in 400 DEG C of air.It is placed in the meso-TiO2 that commercially available concentration is 0.5mol 10 minutes, takes out rearmounted afterwards
Annealed 30 minutes in 500 DEG C of air.N-TiO2 layers will be had been covered with afterwards and meso-TiO2 layer carbon nano-tube fibres pass through
0.2mol/L perovskite drop, is placed in wrapping up 50 times on 250 DEG C of warm table back and forth that (it is 20mm/ to set reciprocal pump speed
min).After the completion of be placed in concentration be 1mol/L 2,2', 7,7'- tetra- [N, N- bis- (4- methoxyphenyls) amino] -9,9'- spiral shells two
10min in fluorenes solution, take out after being spontaneously dried in air.Afterwards, it is 0.5mol/L's carbon nano-tube fibre to be placed in into concentration
Nano silver wire solution 2min (a length of 40 μm, a diameter of 2 μm of nano silver wire), take out after being spontaneously dried in air.
N-TiO2, meso-TiO2, calcium titanium ore bed, hole transmission layer, the carbon nano-tube fibre of nano silver wire will be covered successively
Twisted as working electrode and other one carbon nano-tube fibre as conductive electrode, control twisting to be twisted 12 times for 1 centimetre
(lay pitch is 300 μm), and the fiber after twisting is placed in 0.2mol/L polymethyl methacrylate after 2min and taken out, complete
Cell package.
Obtained battery performance is as shown in the table：
The battery performance that 12 times (lay pitch is 300 μm) obtain is twisted in the embodiment 6 of table 6 for 1 centimetre, by obtained flexible fiber shape
Perovskite solar cell makes 5 samples respectively, and last efficiency is averaged
Table 6
In addition, the flexible fiber shape perovskite solar cell in the present invention is simulated after the completion of preparation using solar energy
Device carries out photoelectric transformation efficiency, cell flexible and stability test.Referring to Fig. 4, the peak efficiency of battery is up to 3.03%；Please
Refering to Fig. 5, battery is undamped in 1000 behind efficiencies of bending, can still keep original efficiency；Referring to Fig. 6, battery is in sky
Exposure can still keep the 89% of original efficiency after 96 hours in gas, illustrate the flexible fiber shape perovskite solar energy in the present invention
Battery has the advantages of photoelectric transformation efficiency is high, flexible, and aerial relatively stable.
It should be appreciated that although the present specification is described in terms of embodiments, not each embodiment only includes one
Individual independent technical scheme, this narrating mode of specification is only that those skilled in the art will should say for clarity
For bright book as an entirety, the technical scheme in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
Those listed above is a series of to be described in detail only for feasibility embodiment of the invention specifically
Bright, they simultaneously are not used to limit the scope of the invention, all equivalent implementations made without departing from skill spirit of the present invention
Or change should be included in the scope of the protection.
Claims (8)
1. a kind of preparation method of flexible fiber shape perovskite solar cell, it is characterised in that this method comprises the following steps：
A carbon nano-tube fibre is provided as conductive electrode；
Another carbon nano-tube fibre is provided, n-TiO is covered successively on its surface2Layer, calcium titanium ore bed, hole transmission layer and silver nanoparticle
Line is as working electrode:
Cover n-TiO2Layer, uses concentration as 0.2-0.8mol/L, the butyl titanate solution parcel infiltration CNT that pH is 3-5
Fiber 2-4 times, 20-40min is handled in 450-500 DEG C of air, complete n-TiO2The covering of layer；
Cover meso-TiO2Layer, will cover n-TiO2The carbon nano-tube fibre of layer is placed in commercially available meso-TiO2In slurry
10min, 30min in 500 DEG C of air ambient is placed in after taking-up, completes meso-TiO2The covering of layer；
Calcium titanium ore bed is covered, meso-TiO will be covered2The carbon nano-tube fibre of layer is vacantly placed on warm table, by the calcium titanium
Mineral solution hangs on capillary one end, and the other end is fixed at the top of reciprocating pump slide unit, and the carbon nano-tube fibre passes through calcium titanium
Mineral solution, control heating platen temperature be 150-250 DEG C between, it be 10-20mm/min to set reciprocal pump speed, reciprocating motion number
For 30-50 times, the covering of calcium titanium ore bed is completed；
Hole transmission layer is covered, the carbon nano-tube fibre for covering calcium titanium ore bed is placed in the poly- 3- hexyls that concentration is 1mol/L
10min in thiophene/single-wall carbon nanotube composite solution, takes out and is spontaneously dried in air, completes the covering of hole transmission layer；
Covering silver nano line, the carbon nano-tube fibre for covering hole transmission layer is placed in the nano silver wire that concentration is 0.5mol/L
Solution 2min, takes out and is spontaneously dried in air, completes the covering of nano silver wire；
The conductive electrode and the working electrode are mutually wound into assembling and form the flexible fiber shape perovskite solar-electricity
Pond；
The flexible fiber shape perovskite solar cell is coated with transparent polymer to form transparent protective layer.
2. the preparation method of flexible fiber shape perovskite solar cell according to claim 1, it is characterised in that described
A diameter of 10-25 μm of carbon nano-tube fibre, the wall number of CNT contained therein is 2-6, caliber 5-20nm.
3. the preparation method of flexible fiber shape perovskite solar cell according to claim 1, it is characterised in that described
The chemical constituent of calcium titanium ore bed is CH3NH3PbI3And CH3NH3PbI3- xClx, wherein 0<x<1.
4. the preparation method of flexible fiber shape perovskite solar cell according to claim 1, it is characterised in that described
Hole transmission layer is poly- 3- hexyl thiophenes/single-wall carbon nanotube composite or [(the 4- methoxybenzenes of N, N- bis- of 2,2', 7,7'- tetra-
Base) amino] two fluorenes of -9,9'- spiral shells.
5. the preparation method of flexible fiber shape perovskite solar cell according to claim 1, it is characterised in that described
Nano silver wire length is 30-40 μm, a diameter of 0.5-2 μm.
6. the preparation method of flexible fiber shape perovskite solar cell according to claim 1, it is characterised in that covering
Cover n-TiO2Also include between layer and covering calcium titanium ore bed step：Cover meso-TiO2Layer.
7. the preparation method of flexible fiber shape perovskite solar cell according to claim 1, it is characterised in that described
Transparent polymer is polymethyl methacrylate or makrolon.
8. the preparation method of flexible fiber shape perovskite solar cell according to claim 1, it is characterised in that pass through
The conductive electrode and the working electrode are mutually wound assembling by twisting, and lay pitch during twisting is 300-600 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510323054.6A CN105047822B (en) | 2015-06-12 | 2015-06-12 | A kind of flexible fiber shape perovskite solar cell and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510323054.6A CN105047822B (en) | 2015-06-12 | 2015-06-12 | A kind of flexible fiber shape perovskite solar cell and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105047822A CN105047822A (en) | 2015-11-11 |
| CN105047822B true CN105047822B (en) | 2017-12-19 |
Family
ID=54454204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510323054.6A Active CN105047822B (en) | 2015-06-12 | 2015-06-12 | A kind of flexible fiber shape perovskite solar cell and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105047822B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105609647B (en) * | 2015-12-28 | 2018-03-09 | 华侨大学 | A kind of preparation method of coaxial heterojunction perovskite solar cell |
| CN105609646B (en) * | 2015-12-28 | 2018-03-09 | 华侨大学 | A kind of preparation method of perovskite solar cell |
| CN106058045B (en) * | 2016-04-01 | 2018-12-04 | 常州大学 | A kind of stretchable organic inorganic hybridization perovskite solar cell structure and preparation method |
| CN107342365B (en) * | 2017-06-26 | 2019-08-23 | 长江大学 | A kind of perovskite photodetector and preparation method thereof |
| CN108520918B (en) * | 2018-03-12 | 2020-12-29 | 电子科技大学 | Preparation method of organic-inorganic perovskite semiconductor material |
| CN108878655A (en) * | 2018-06-22 | 2018-11-23 | 北京协同创新研究院 | A kind of fibrous type perovskite solar battery and the preparation method and application thereof |
| CN112310284B (en) * | 2019-07-31 | 2023-03-14 | 比亚迪股份有限公司 | Tubular perovskite solar cell, preparation method thereof and solar cell module |
| CN110483769B (en) * | 2019-08-15 | 2021-07-20 | 东华大学 | Spirobifluorene conjugated microporous polymer/carbon nano tube hybrid material and preparation method thereof |
| CN111122674B (en) * | 2019-12-27 | 2021-07-02 | 东华大学 | Photo-thermal double-stimulus response type fibrous sensing device and preparation and application thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982895A (en) * | 2010-10-12 | 2011-03-02 | 复旦大学 | Organic solar cell based on carbon nanotube fiber and preparation method thereof |
| CN102522214A (en) * | 2011-12-09 | 2012-06-27 | 复旦大学 | Carbon nanotube fiber-based linear dye-sensitized solar cell and preparation method thereof |
| CN102709069A (en) * | 2012-06-29 | 2012-10-03 | 复旦大学 | Preparation method of linear polymer solar battery |
| CN102832049A (en) * | 2012-08-03 | 2012-12-19 | 复旦大学 | Method of preparing conductive carbon fiber/platinum nanometer material and application of conductive carbon fiber/platinum nanometer material |
| CN104009105A (en) * | 2014-06-11 | 2014-08-27 | 复旦大学 | Linear perovskite solar cell and preparation method thereof |
-
2015
- 2015-06-12 CN CN201510323054.6A patent/CN105047822B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982895A (en) * | 2010-10-12 | 2011-03-02 | 复旦大学 | Organic solar cell based on carbon nanotube fiber and preparation method thereof |
| CN102522214A (en) * | 2011-12-09 | 2012-06-27 | 复旦大学 | Carbon nanotube fiber-based linear dye-sensitized solar cell and preparation method thereof |
| CN102709069A (en) * | 2012-06-29 | 2012-10-03 | 复旦大学 | Preparation method of linear polymer solar battery |
| CN102832049A (en) * | 2012-08-03 | 2012-12-19 | 复旦大学 | Method of preparing conductive carbon fiber/platinum nanometer material and application of conductive carbon fiber/platinum nanometer material |
| CN104009105A (en) * | 2014-06-11 | 2014-08-27 | 复旦大学 | Linear perovskite solar cell and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105047822A (en) | 2015-11-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105047822B (en) | A kind of flexible fiber shape perovskite solar cell and preparation method thereof | |
| Chen et al. | Recent advances in fiber supercapacitors: materials, device configurations, and applications | |
| Liu et al. | Advances in flexible and wearable energy‐storage textiles | |
| Xiang et al. | From fiber to fabric: progress towards photovoltaic energy textile | |
| Li et al. | High-performance quasi-solid-state flexible aqueous rechargeable Ag–Zn battery based on metal–organic framework-derived Ag nanowires | |
| Weng et al. | A route toward smart system integration: from fiber design to device construction | |
| Wu et al. | Carbon‐nanomaterial‐based flexible batteries for wearable electronics | |
| Zhai et al. | Textile energy storage: Structural design concepts, material selection and future perspectives | |
| Javed et al. | Tracking pseudocapacitive contribution to superior energy storage of MnS nanoparticles grown on carbon textile | |
| Cai et al. | Application of carbon fibers to flexible, miniaturized wire/fiber-shaped energy conversion and storage devices | |
| Kim et al. | Dye-sensitized solar cells using network structure of electrospun ZnO nanofiber mats | |
| Cai et al. | All-carbon electrode-based fiber-shaped dye-sensitized solar cells | |
| Zhang et al. | Ultra-endurance coaxial-fiber stretchable sensing systems fully powered by sunlight | |
| CN103904357B (en) | A kind of stretchable wire lithium ion battery and preparation method thereof | |
| Pu et al. | Vanadium metal‐organic framework‐derived multifunctional fibers for asymmetric supercapacitor, piezoresistive sensor, and electrochemical water splitting | |
| CN105244183A (en) | Preparation method for super capacitor obtained by carbon nanotube yarn compositing cobaltates metallic oxide nanowire | |
| Gu et al. | Effect of TiO2-rGO heterojunction on electron collection efficiency and mechanical properties of fiber-shaped dye-sensitized solar cells | |
| Gopi et al. | Low-temperature easy-processed carbon nanotube contact for high-performance metal-and hole-transporting layer-free perovskite solar cells | |
| Yang et al. | A high energy density fiber-shaped supercapacitor based on zinc-cobalt bimetallic oxide nanowire forests on carbon nanotube fibers | |
| CN106374147A (en) | Flexible water-based sodium-ion batteries and preparation method thereof | |
| Balilonda et al. | Perovskite fiber-shaped optoelectronic devices for wearable applications | |
| Gao et al. | 2D Graphene‐Based Macroscopic Assemblies for Micro‐Supercapacitors | |
| Ke et al. | Advances and Future Prospects of Wearable Textile‐and Fiber‐Based Solar Cells | |
| Cao et al. | Aligned carbon nanotube fibers for fiber-shaped solar cells, supercapacitors and batteries | |
| Jiang et al. | Facile fabrication of cotton-based thermoelectric yarns for the construction of textile generator with high performance in human heat harvesting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A flexible fibrous perovskite solar cell and its preparation method Effective date of registration: 20230625 Granted publication date: 20171219 Pledgee: Bank of Suzhou Limited by Share Ltd. Industrial Park Branch Pledgor: SUZHOU CREATIVE-CARBON NANOTECHNOLOGY Co.,Ltd. Registration number: Y2023980045505 |