CN205092270U - No hole transport layer's perovskite solar cell - Google Patents
No hole transport layer's perovskite solar cell Download PDFInfo
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- CN205092270U CN205092270U CN201520760271.7U CN201520760271U CN205092270U CN 205092270 U CN205092270 U CN 205092270U CN 201520760271 U CN201520760271 U CN 201520760271U CN 205092270 U CN205092270 U CN 205092270U
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- solar cell
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- perovskite solar
- perovskite
- titanium dioxide
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- 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
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Abstract
The utility model discloses a no hole transport layer's perovskite solar cell, include: electrically conductive base member, the titanium dioxide compacted zone of growth on electrically conductive base member, coating by vaporization in the metal electrode on perovskite layer is paintd in the perovskite layer of titanium dioxide nanotube to perpendicular long titanium dioxide nanotube on the titanium dioxide compacted zone. The utility model provides a do not use the hole conduction layer, it is with low costs, perovskite solar cell that the conversion rate is high to and the preparation method of battery, the perovskite layer increases the perovskite layer and can conduct more photoelectrons with mesoporous area of contact inside filling the tubulose, the utility model discloses do not use the hole conduction layer, direct coating by vaporization one deck gold on the perovskite layer, keep under the circumstances of certain conversion rate can greatly reduced perovskite solar cell the cost.
Description
Technical field
A kind of solar cell, particularly a kind of perovskite solar cell without hole transmission layer.
Background technology
Battery of the prior art all contains Hole transporting layers, and hole-conducting materials costly.And major part to be used on conducting base after first spin coating titanium dioxide dense layer sintering spin-on porous layer again in the perovskite solar cell of above preparation, these class methods want twice outfit solution two-step sintering complicated operation and easily cause compacted zone to be combined with mesoporous layer not tight, interface topography is wayward, and electric transmission path is longer.Prior art is unresolved such problem also.
Utility model content
For solving the deficiencies in the prior art, the purpose of this utility model is that the utility model provides one and do not use Hole transporting layers, and cost is low, the perovskite solar cell that conversion ratio is high.
In order to realize above-mentioned target, the utility model adopts following technical scheme:
A kind of perovskite solar cell without hole transmission layer, comprise: conducting base, the titanium dioxide dense layer of growth on conducting base, the titania nanotube of vertical length on titanium dioxide dense layer, be applied in the calcium titanium ore bed of titania nanotube, evaporation is in the metal electrode of calcium titanium ore bed.
Aforesaid a kind of perovskite solar cell without hole transmission layer, conducting base is FTO electro-conductive glass.
Aforesaid a kind of perovskite solar cell without hole transmission layer, calcium titanium ore bed to be filled in titania nanotube and to be covered on titania nanotube.
Usefulness of the present utility model is: the utility model provides one and do not use Hole transporting layers, and cost is low, the perovskite solar cell that conversion ratio is high; Calcium titanium ore bed is filled into inner tubular portion, and increasing calcium titanium ore bed and mesoporous contact area can conduct more photoelectron, because nanotube vertical-growth shortens at the titanium dioxide dense layer sub transmission path that powers on, and can effective conduction electron; The utility model does not use Hole transporting layers, direct evaporation layer of metal electrode on calcium titanium ore bed, greatly can reduce the cost of perovskite solar cell when keeping certain conversion ratio.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is the SEM figure of the nanotube of the utility model titania nanotube;
Fig. 3 is that the nanotube of the utility model titania nanotube and the SEM of titanium dioxide dense layer junction scheme;
The implication of Reference numeral in figure:
1 conducting base, 2 titanium dioxide dense layers, 3 titania nanotubes, 4 calcium titanium ore beds, 5 metal electrodes.
Embodiment
Below in conjunction with the drawings and specific embodiments, concrete introduction is done to the utility model.
A kind of perovskite solar cell without hole transmission layer, comprise: conducting base 1, the titanium dioxide dense layer 2 of growth on conducting base 1, the titania nanotube 3 of vertical length on titanium dioxide dense layer 2, be applied in the calcium titanium ore bed 4 of titania nanotube 3, evaporation is in the metal electrode 5 of calcium titanium ore bed 4; Preferred as one, conducting base 1 is FTO electro-conductive glass.The utility model does not use Hole transporting layers, direct evaporation layer of metal electrode 5 on calcium titanium ore bed 4, greatly can reduce the cost of perovskite solar cell when keeping certain conversion ratio.Calcium titanium ore bed 4 to be filled in titania nanotube and to be covered on titania nanotube, increases calcium titanium ore bed 4 and can conduct more photoelectron with mesoporous contact area.
Without a preparation method for the perovskite solar cell of hole transmission layer, comprise the steps:
(1) pre-treatment of conducting base 1, adopt acetone, ethanol, deionized water respectively ultrasonic 10min, 80 DEG C dry after with UVO process 15min;
(2) conducting base 1 after step (1) is coated with the pure titanium of one deck;
(3) the pure titanium one-step method of anodic oxidation is adopted to prepare titanium dioxide dense layer 2 and titania nanotube layer 3 conducting base 1 containing titanium film obtained through step (2);
(4) put into horse expense stove 500 DEG C of annealing in process 30min after the titanium dioxide dense layer 2 obtained through step (3) and titania nanotube layer 3 being cleaned, then cool with stove.
(5) use perovskite at the spin coating of spin coating liquid or evaporation one deck calcium titanium ore bed 4;
(6) by evaporation layer of metal electrode 5 on above-mentioned calcium titanium ore bed 4.
Step 2 is further: by the sputtering of the conducting base after step (1) or the pure titanium of evaporation one deck 50-1000nm, titanium film thickness between 50nm ~ 1000nm, evaporation power 150-250A, evaporation rate 5-10nm/min.
Step 3 is further: the conducting base containing titanium film that will obtain through step (2) at 10 ~ 60V voltage anodic oxygen 1-90min, adopts the pure titanium one-step method of anodic oxidation to prepare titanium dioxide dense layer and titania nanotube layer by organic electrolyte;
The material of calcium titanium ore bed 4 comprises: CH
3nH
3pbI
3, CH
3nH
3pbCl
xi
3-X; Because there is different electron-hole diffusion lengths, so can select different perovskite materials according to the length of titania nanotube, adopt different materials, the length of titania nanotube is different.
The utility model provides one and does not use Hole transporting layers, and cost is low, the perovskite solar cell that conversion ratio is high, and the preparation method of battery; Calcium titanium ore bed 4 is filled into inner tubular portion, increases calcium titanium ore bed 4 and can conduct more photoelectron with mesoporous contact area; The utility model does not use Hole transporting layers, direct evaporation layer of metal electrode on calcium titanium ore bed 4, greatly can reduce the cost of perovskite solar cell when keeping certain conversion ratio.
More than show and describe general principle of the present utility model, principal character and advantage.The technical staff of the industry should understand, and above-described embodiment does not limit the utility model in any form, the technical scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection range of the present utility model.
Claims (3)
1. the perovskite solar cell without hole transmission layer, it is characterized in that, comprise: conducting base, the titanium dioxide dense layer of growth on above-mentioned conducting base, the titania nanotube of vertical length on above-mentioned titanium dioxide dense layer, be applied in the calcium titanium ore bed of above-mentioned titania nanotube, evaporation is in the metal electrode of above-mentioned calcium titanium ore bed.
2. a kind of perovskite solar cell without hole transmission layer according to claim 1, it is characterized in that, above-mentioned conducting base is FTO electro-conductive glass.
3. a kind of perovskite solar cell without hole transmission layer according to claim 1, is characterized in that, above-mentioned calcium titanium ore bed to be filled in above-mentioned titania nanotube and to be covered on above-mentioned titania nanotube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520760271.7U CN205092270U (en) | 2015-09-29 | 2015-09-29 | No hole transport layer's perovskite solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520760271.7U CN205092270U (en) | 2015-09-29 | 2015-09-29 | No hole transport layer's perovskite solar cell |
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| CN205092270U true CN205092270U (en) | 2016-03-16 |
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| CN201520760271.7U Active CN205092270U (en) | 2015-09-29 | 2015-09-29 | No hole transport layer's perovskite solar cell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140402A (en) * | 2015-09-29 | 2015-12-09 | 南京大学昆山创新研究院 | Hole transporting layer (HTL)-free type perovskite solar cell and preparation method thereof |
| CN111697138A (en) * | 2020-06-24 | 2020-09-22 | 山西大学 | Based on TiO2Perovskite battery model of nanocone array |
-
2015
- 2015-09-29 CN CN201520760271.7U patent/CN205092270U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140402A (en) * | 2015-09-29 | 2015-12-09 | 南京大学昆山创新研究院 | Hole transporting layer (HTL)-free type perovskite solar cell and preparation method thereof |
| CN111697138A (en) * | 2020-06-24 | 2020-09-22 | 山西大学 | Based on TiO2Perovskite battery model of nanocone array |
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Address after: Zuchongzhi road Kunshan city 215347 Suzhou City, Jiangsu province No. 1699 comprehensive building A room 803 Co-patentee after: Jiangsu Yanchang sanglaite new energy Co.,Ltd. Patentee after: KUNSHAN INNOVATION RESEARCH INSTITUTE OF NANJING University Address before: Zuchongzhi road Kunshan city 215347 Suzhou City, Jiangsu province No. 1699 comprehensive building A room 803 Co-patentee before: KUNSHAN SUNLAITE NEW ENERGY Co.,Ltd. Patentee before: KUNSHAN INNOVATION RESEARCH INSTITUTE OF NANJING University |