CN108183171A - A kind of adjustable perovskite solar cell of absorption spectrum - Google Patents
A kind of adjustable perovskite solar cell of absorption spectrum Download PDFInfo
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- CN108183171A CN108183171A CN201810066200.5A CN201810066200A CN108183171A CN 108183171 A CN108183171 A CN 108183171A CN 201810066200 A CN201810066200 A CN 201810066200A CN 108183171 A CN108183171 A CN 108183171A
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- 238000000862 absorption spectrum Methods 0.000 title abstract description 9
- 230000004048 modification Effects 0.000 claims abstract description 11
- 238000012986 modification Methods 0.000 claims abstract description 11
- 239000011521 glass Substances 0.000 claims abstract description 10
- 230000003287 optical effect Effects 0.000 claims abstract description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000004615 ingredient Substances 0.000 claims abstract description 3
- 231100000252 nontoxic Toxicity 0.000 claims abstract description 3
- 230000003000 nontoxic effect Effects 0.000 claims abstract description 3
- 231100000331 toxic Toxicity 0.000 claims abstract 2
- 230000002588 toxic effect Effects 0.000 claims abstract 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 18
- JTDNNCYXCFHBGG-UHFFFAOYSA-L tin(ii) iodide Chemical compound I[Sn]I JTDNNCYXCFHBGG-UHFFFAOYSA-L 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 9
- 238000004528 spin coating Methods 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- MCEWYIDBDVPMES-UHFFFAOYSA-N [60]pcbm Chemical compound C123C(C4=C5C6=C7C8=C9C%10=C%11C%12=C%13C%14=C%15C%16=C%17C%18=C(C=%19C=%20C%18=C%18C%16=C%13C%13=C%11C9=C9C7=C(C=%20C9=C%13%18)C(C7=%19)=C96)C6=C%11C%17=C%15C%13=C%15C%14=C%12C%12=C%10C%10=C85)=C9C7=C6C2=C%11C%13=C2C%15=C%12C%10=C4C23C1(CCCC(=O)OC)C1=CC=CC=C1 MCEWYIDBDVPMES-UHFFFAOYSA-N 0.000 claims description 8
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 claims description 7
- 229920000144 PEDOT:PSS Polymers 0.000 claims description 6
- 239000012046 mixed solvent Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 4
- JTCFNJXQEFODHE-UHFFFAOYSA-N [Ca].[Ti] Chemical compound [Ca].[Ti] JTCFNJXQEFODHE-UHFFFAOYSA-N 0.000 claims description 4
- 238000000137 annealing Methods 0.000 claims description 4
- RQQRAHKHDFPBMC-UHFFFAOYSA-L lead(ii) iodide Chemical compound I[Pb]I RQQRAHKHDFPBMC-UHFFFAOYSA-L 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 239000008367 deionised water Substances 0.000 claims description 2
- 229910021641 deionized water Inorganic materials 0.000 claims description 2
- 239000003599 detergent Substances 0.000 claims description 2
- ZASWJUOMEGBQCQ-UHFFFAOYSA-L dibromolead Chemical compound Br[Pb]Br ZASWJUOMEGBQCQ-UHFFFAOYSA-L 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- ANOBYBYXJXCGBS-UHFFFAOYSA-L stannous fluoride Chemical compound F[Sn]F ANOBYBYXJXCGBS-UHFFFAOYSA-L 0.000 claims 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 1
- MVPPADPHJFYWMZ-IDEBNGHGSA-N chlorobenzene Chemical group Cl[13C]1=[13CH][13CH]=[13CH][13CH]=[13CH]1 MVPPADPHJFYWMZ-IDEBNGHGSA-N 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- 231100000419 toxicity Toxicity 0.000 abstract description 5
- 230000001988 toxicity Effects 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 230000010748 Photoabsorption Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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
- H10K30/30—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising bulk heterojunctions, e.g. interpenetrating networks of donor and acceptor material domains
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/12—Deposition of organic active material using liquid deposition, e.g. spin coating
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of perovskite solar cells, its structure is from bottom to top, ito glass, anode modification layer, active layer, cathodic modification layer, cathode, wherein using the toxic lead element of nontoxic tin element partial alternative, reduce the toxicity of perovskite solar cell, be conducive to the perovskite solar cell of development environment friendly, and pass through the ingredient for changing active layer, it being capable of Effective Regulation absorption spectrum, significantly improve the external quantum efficiency of perovskite solar cell, the photoelectric current of bigger is obtained, improve the photoelectric conversion efficiency of battery, and it is suitably applied in optical detector.
Description
Technical field
The present invention relates to a kind of structure of solar cell, preparation method and application more particularly to a kind of perovskite too
Structure, preparation method and the application of positive energy battery.
Background technology
With fossil fuel increasingly depleted, the problem of energy problem increasingly pays close attention to as people.Solar energy is as a kind of
Regenerative resource, and be a kind of clean energy resource, it has been favored by people.At present, solar cell is most widely used
A kind of form using solar energy.In recent years, perovskite solar cell is a dark horse, and is become solar cell family and is most closed
The nova of note.The photoelectric conversion efficiency of perovskite solar cell is constantly broken a record, and current highest transformation efficiency may be used
With to 22% or so.Perovskite solar cell can use solwution method to prepare, and be suitble to low cost, the preparation process of large area,
And it can be prepared in flexible substrate, obtain flexible solar cell.
Although perovskite battery presents frightened human efficiency, and it is contemplated that its electricity conversion is still expected into one
Step is promoted, and scientist is it has recently been found that the transformation efficiency of perovskite solar cell or can reach 50%, but due to perovskite
The active layer of solar cell contains the lead composition (as shown in Figure 1) of strong toxicity, to perovskite solar cell being applied to produce in the future
The challenge in terms of environment has been given birth to, how to have reduced the toxicity of perovskite active layer, has become a target of people's pursuit.On the other hand
Photo absorption performance is most important for solar cell, how to regulate and control the absorption spectrum of perovskite to improve extinction characteristic, is industry
An existing technical problem.
Invention content
The object of the present invention is to provide a kind of perovskite solar cell, with hypotoxicity and regulatable absorption light
Spectrum.
The device architecture of the perovskite solar cell includes substrate, anode, anode modification layer, activity from bottom to top
Layer, cathodic modification layer, cathode.
The substrate is glass, and the anode is ITO, and the anode modification layer is PEDOT：PSS, the cathodic modification layer
It is two layers, is from bottom to top PCBM, BCP, the cathode is silver.
The active layer of the perovskite solar cell substitutes part lead element using nontoxic tin element, obtains a kind of low
The perovskite solar cell of toxicity.
The perovskite solar cell of the hypotoxicity also has regulatable absorption spectrum, is set by the molecule of active layer
It counts to regulate and control absorption spectrum.
The active layer of the perovskite solar cell of the hypotoxicity is perovskite (FASnI3)0.6(MAPbI3)0.4Or
(FASnI3)0.6(MAPbBr3)0.4Or (FASnI3)0.6(CsPbI3)0.4。
The present invention provides a kind of preparation methods of perovskite solar cell, include the following steps：
1) substrate is cleaned；
2) spin coating PEDOT：PSS；
3) with one-step method spin coating perovskite active layer；
4) spin coating PCBM；
5) BCP is deposited；
6) vapor deposition silver.
The present invention also provides a kind of optical detectors based on above-mentioned perovskite solar cell.
The present invention substitutes the part lead in perovskite active layer using tin so that the toxicity of perovskite solar cell is notable
It reduces, is conducive to following environmentally friendly industry demand.On the other hand, it is absorbed by changing the ingredient of active layer to realize
The regulation and control of spectrum enhance the photo absorption performance of solar cell, are conducive to solar cell and realize high photoelectric conversion efficiency, also make
The perovskite solar cell is suitable for preparing optical detector.
Description of the drawings
Fig. 1 is the device architecture of the perovskite solar cell of the embodiment of the present invention.
Fig. 2 is the external quantum efficiency test curve of the perovskite solar cell of the embodiment of the present invention.
Fig. 3 is (FASnI of the embodiment of the present invention3)0.6(MAPbI3)0.4SEM figure.
Fig. 4 is (FASnI of the embodiment of the present invention3)0.6(MAPbBr3)0.4SEM figure.
Fig. 5 is (FASnI of the embodiment of the present invention3)0.6(CsPbI3)0.4SEM figure.
Specific embodiment
Make further illustrate to the present invention With reference to embodiment.
1) successively by ito glass in detergent, deionized water, acetone, each ultrasonic 10 minutes of isopropanol, ito glass nitrogen
Air-blowing is done, and UV ozone cleaning machine is handled 15 minutes；
2) with sol evenning machine on ito glass spin coating PEDOT：PSS, rotating speed 3000rpm, time 30s, then 140 DEG C of thermal annealings
10 minutes；
3) nitrogen glove box is reached, with sol evenning machine spin coating calcium titanium ore bed.Using one-step method, rotating speed 5000rpm, time 40s,
Chlorobenzene extracts at once again, rotating speed 5000rpm, time 30s, then in 100 DEG C of thermal annealings；
4) spin coating PCBM solution, PCBM solution concentrations be 10mg/ml, solvent chlorobenzene, rotating speed 6000rpm, time 30s；
5) BCP, thickness 5nm is deposited, Ag, thickness 80nm is then deposited；
Perovskite wherein in step 3) can be (FASnI3)0.6(MAPbI3)0.4, formula is according to FAI: SnI2∶MAI∶
PbI2∶SnF2Raw material is dissolved in DMF: DMSO=4: 1 mixed solvent by=0.6M: 0.6M: 0.4M: 0.4M: 0.06M ratio；
Perovskite in step 3) can be (FASnI3)0.6(MAPbBr3)0.4, formula is according to FAI: SnI2∶MABr∶
PbBr2∶SnF2Raw material is dissolved in DMF: DMSO=4: 1 mixed solvent by=0.6M: 0.6M: 0.4M: 0.4M: 0.06M ratio；
Perovskite in step 3) can be (FASnI3)0.6(CsPbI3)0.4, formula is according to FAI: SnI2∶CsI∶PbI2∶
SnF2Raw material is dissolved in DMF: DMSO=4: 1 mixed solvent by=0.6M: 0.6M: 0.4M: 0.4M: 0.06M ratio.
Obtained solar battery structure as shown in Figure 1 using the above method, from bottom to top for：Ito glass, anode are repaiied
Adorn layer PEDOT：PSS, active layer, cathodic modification layer (PCBM, BCP), cathode silver.
Fig. 2 shows the test of the external quantum efficiency (EQE) for the perovskite solar cell that different activities composition of layer is formed
Curve, it can be seen that by changing active composition of layer, absorption spectrum is significantly regulated and controled, wherein containing (FASnI3)0.6
(MAPbI3)0.4EQE be apparently higher than the batteries of other compositions, and absorption spectrum broadens, and is integrated by EQE test curves
Electric current can reach 29.05mA/cm2。
Based on above-mentioned device architecture, a kind of optical detector is also obtained.
A kind of hypotoxicity and the regulatable solar cell of absorption spectrum has been prepared in the present invention, and is further applicable to
In optical detector, to development environment, the friendly, solar cell of function admirable and optical detector are without benefits.
Claims (7)
1. a kind of perovskite solar cell, it is characterised in that：Include substrate, anode, anode modification layer, activity from bottom to top
Replace toxic lead composition with nontoxic tin component portion in layer, cathodic modification layer, cathode, wherein active layer, formed it is stanniferous and
The active layer of lead composition, the ingredient of active layer is (FASnI3)0.6(MAPbI3)0.4Or (FASnI3)0.6(MAPbBr3)0.4Or
(FASnI3)0.6(CsPbI3)0.4。
2. perovskite solar cell as described in claim 1, which is characterized in that the substrate is glass, and the anode is
ITO, the anode modification layer are PEDOT：PSS, the cathodic modification layer are two layers, are from bottom to top PCBM, BCP, described the moon
It is extremely silver-colored.
3. the preparation method of a kind of perovskite solar cell as described in claim 1-2, which is characterized in that including following step
Suddenly：
1) successively by ito glass each ultrasonic 10 minutes in detergent, deionized water, acetone, isopropanol, ito glass nitrogen
Then drying is handled 15 minutes in UV ozone cleaning machine；
2) with sol evenning machine on ito glass spin coating PEDOT：PSS solution, rotating speed 3000rpm, time 30s, then 140 DEG C
Thermal annealing 10 minutes；
3) nitrogen glove box is reached, with sol evenning machine spin coating calcium titanium ore bed, using the preparation process of one-step method, rotating speed 5000rpm,
Time is 40s, then is extracted at once with chlorobenzene, rotating speed 5000rpm, time 30s, then the thermal annealing under conditions of 100 DEG C；
4) spin coating PCBM solution, PCBM solution concentrations are 10mg/ml, and solvent is chlorobenzene, rotating speed 6000rpm, time 30s；
5) BCP, thickness 5nm is deposited, Ag, thickness 80nm is then deposited.
4. preparation method as claimed in claim 3, which is characterized in that the calcium titanium ore bed in step 3) is (FASnI3)0.6
(MAPbI3)0.4When, formula is according to FAI: SnI2∶MAI∶PbI2∶SnF2=0.6M: 0.6M: 0.4M: 0.4M: 0.06M ratio
Raw material is dissolved in DMF: DMSO=4: 1 mixed solvent by example.
5. preparation method as claimed in claim 3, which is characterized in that the calcium titanium ore bed in step 3) is (FASnI3)0.6
(MAPbBr3)0.4When, formula is according to FAI: SnI2∶MABr∶PbBr2∶SnF2=0.6M: 0.6M: 0.4M: 0.4M: 0.06M
Ratio raw material is dissolved in DMF: DMSO=4: 1 mixed solvent.
6. preparation method as claimed in claim 3, which is characterized in that the perovskite in step 3) is (FASnI3)0.6
(CsPbI3)0.4When, formula is according to FAI: SnI2∶CsI∶PbI2∶SnF2=0.6M: 0.6M: 0.4M: 0.4M: 0.06M ratio
Raw material is dissolved in DMF: DMSO=4: 1 mixed solvent by example.
7. a kind of optical detector, which is characterized in that using the structure of the perovskite solar cell as described in claim 1-2.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810066200.5A CN108183171A (en) | 2018-01-17 | 2018-01-17 | A kind of adjustable perovskite solar cell of absorption spectrum |
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| CN201810066200.5A CN108183171A (en) | 2018-01-17 | 2018-01-17 | A kind of adjustable perovskite solar cell of absorption spectrum |
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| CN201810066200.5A Pending CN108183171A (en) | 2018-01-17 | 2018-01-17 | A kind of adjustable perovskite solar cell of absorption spectrum |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109346604A (en) * | 2018-09-19 | 2019-02-15 | 浙江师范大学 | A kind of perovskite solar battery |
| CN109775749A (en) * | 2018-12-12 | 2019-05-21 | 宁波工程学院 | A kind of inorganic perovskite thin film of Sn-Pb alloy and its application in solar cells |
| CN115124432A (en) * | 2022-07-25 | 2022-09-30 | 上海科技大学 | Chiral tin-lead mixed perovskite-based circularly polarized photoelectric detector and preparation method thereof |
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| CN105742494A (en) * | 2016-02-29 | 2016-07-06 | 苏州大学 | Perovskite solar cell and preparation method thereof |
| CN105810831A (en) * | 2016-04-05 | 2016-07-27 | 河北大学 | Lead-tin hybrid perovskite thin film, and preparation method and application therefor |
| CN106384785A (en) * | 2016-11-16 | 2017-02-08 | 太原理工大学 | Tin-doped CH3NH3SnxPb1-xI3 perovskite solar cell |
| CN107154459A (en) * | 2016-03-04 | 2017-09-12 | 深圳清华大学研究院 | Doped perovskite type thin-film solar cells and preparation method |
| CN107240643A (en) * | 2017-05-22 | 2017-10-10 | 太原理工大学 | Bromo element doping methylamine lead iodine perovskite solar cell and preparation method thereof |
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2018
- 2018-01-17 CN CN201810066200.5A patent/CN108183171A/en active Pending
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| CN105742494A (en) * | 2016-02-29 | 2016-07-06 | 苏州大学 | Perovskite solar cell and preparation method thereof |
| CN107154459A (en) * | 2016-03-04 | 2017-09-12 | 深圳清华大学研究院 | Doped perovskite type thin-film solar cells and preparation method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109346604A (en) * | 2018-09-19 | 2019-02-15 | 浙江师范大学 | A kind of perovskite solar battery |
| CN109775749A (en) * | 2018-12-12 | 2019-05-21 | 宁波工程学院 | A kind of inorganic perovskite thin film of Sn-Pb alloy and its application in solar cells |
| CN115124432A (en) * | 2022-07-25 | 2022-09-30 | 上海科技大学 | Chiral tin-lead mixed perovskite-based circularly polarized photoelectric detector and preparation method thereof |
| CN115124432B (en) * | 2022-07-25 | 2024-01-16 | 上海科技大学 | Circular polarized light electric detector based on chiral tin-lead mixed perovskite and preparation method thereof |
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Application publication date: 20180619 |