CN216488144U - Multifunctional TCO and battery - Google Patents

Multifunctional TCO and battery Download PDF

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Publication number
CN216488144U
CN216488144U CN202122494326.2U CN202122494326U CN216488144U CN 216488144 U CN216488144 U CN 216488144U CN 202122494326 U CN202122494326 U CN 202122494326U CN 216488144 U CN216488144 U CN 216488144U
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Prior art keywords
layer
tco
multifunctional
oxide layer
nickel oxide
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CN202122494326.2U
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Chinese (zh)
Inventor
肖平
刘家梁
许世森
赵志国
王力军
秦校军
李梦洁
熊继光
黄斌
赵东明
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Huaneng Clean Energy Research Institute
Huaneng Renewables Corp Ltd
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Huaneng Clean Energy Research Institute
Huaneng Renewables Corp Ltd
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Priority to PCT/CN2022/098608 priority patent/WO2023060923A1/en
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
    • C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
    • C23C16/40—Oxides
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
    • C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
    • 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

Abstract

The utility model provides a multifunctional TCO, comprising: an FTO transparent electrode; the functional layer is arranged on the surface of the FTO transparent electrode; the functional layer includes: a tin oxide layer and/or a nickel oxide layer. The perovskite solar cell prepared by the multifunctional TCO provided by the utility model has higher photoelectric conversion efficiency, and the photoelectric conversion efficiency of the TCO containing nickel oxide reaches 15%. The utility model also provides a battery.

Description

Multifunctional TCO and battery
Technical Field
The utility model belongs to the technical field of solar cells, and particularly relates to a multifunctional TCO and a cell.
Background
At present, a common photovoltaic substrate is generally realized by blade coating, spraying and other modes on the basis of FTO and other transparent electrodes, but the performance of the transparent electrode prepared by the prior art as a solar cell substrate is poor.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention aims to provide a multifunctional TCO and a battery, and the battery prepared from the multifunctional TCO provided by the present invention has good performance.
The utility model provides a multifunctional TCO, comprising:
an FTO transparent electrode;
the functional layer is arranged on the surface of the FTO transparent electrode; the functional layer includes: a tin oxide layer and/or a nickel oxide layer.
Preferably, the thickness of the FTO transparent electrode is 400-600 nm.
Preferably, the thickness of the functional layer is 10-50 nm.
Preferably, the functional layer includes:
the tin oxide layer is arranged on the surface of the FTO transparent electrode;
and the nickel oxide layer is arranged on the surface of the tin oxide layer.
Preferably, the functional layer includes:
a nickel oxide layer disposed on the surface of the FTO transparent electrode;
and the tin oxide layer is arranged on the surface of the nickel oxide layer.
Preferably, the tin oxide layer is a tin oxide layer doped with metal elements;
the metal element is selected from one or more of Li, Mg, Al, Y, Sb and Nb.
Preferably, the nickel oxide layer is a metal element-doped nickel oxide layer;
the metal element is one or more selected from K, Mg, Li, Na, Zn, Cu, Co, Al and Ag.
The present invention provides a battery comprising: the multifunctional TCO in the technical scheme.
Preferably, the battery includes:
multifunctional TCO;
the perovskite light absorption layer is arranged on the surface of the multifunctional TCO;
the electron transmission layer is arranged on the surface of the perovskite light absorption layer;
and the electrode layer is arranged on the surface of the electron transport layer.
Preferably, the thickness of the perovskite light absorption layer is 300-600 nm;
the thickness of the electron transmission layer is 40-50 nm;
the thickness of the electrode layer is preferably 80-120 nm.
The utility model provides a multifunctional TCO, wherein a functional layer, namely a nickel oxide layer and/or a tin oxide layer, is formed on the surface of a substrate of FTO (fluorine-doped tin oxide). by adopting the multifunctional TCO provided by the utility model as the substrate of a perovskite solar cell, the solar cell has higher photoelectric conversion efficiency, and the photoelectric conversion efficiency of the TCO containing nickel oxide reaches 15%.
Drawings
FIG. 1 is a schematic structural view of a multifunctional TCO provided by the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a multifunctional TCO (Transparent Conductive Oxide), which comprises:
FTO transparent electrode (SnO doped with fluorine)2Conductive glass);
the functional layer is arranged on the surface of the FTO transparent electrode; the functional layer includes: a tin oxide layer and/or a nickel oxide layer.
In the embodiment of the utility model, the structural schematic diagram of the multifunctional TCO is shown in fig. 1, 101 is transparent glass; 102 is an FTO layer; 103 is a nickel oxide layer or a tin oxide layer.
In the utility model, the thickness of the FTO transparent electrode is preferably 400-600 nm, more preferably 450-550 nm, and most preferably 500 nm.
In the present invention, the thickness of the functional layer is preferably 10 to 50nm, more preferably 20 to 40nm, more preferably 25 to 35nm, and most preferably 30 nm.
In the utility model, the thicknesses of the nickel oxide layer and the tin oxide layer are preferably 5-100 nm independently, more preferably 10-80 nm, more preferably 20-60 nm, more preferably 30-50 nm, and most preferably 40 nm.
In the present invention, the thickness of the tin oxide layer is preferably 10 to 50nm, more preferably 20 to 40nm, more preferably 25 to 35nm, and most preferably 30 nm.
In the utility model, the thickness of the nickel oxide layer is preferably 10-50 nm, more preferably 20-40 nm, more preferably 25-35 nm, and most preferably 30 nm.
In the present invention, the tin oxide layer is preferably a metal element-doped tin oxide layer;
the metal element is selected from one or more of Li, Mg, Al, Y, Sb and Nb.
In the present invention, the nickel oxide layer is preferably a metal element-doped nickel oxide layer;
the metal element is one or more selected from K, Mg, Li, Na, Zn, Cu, Co, Al and Ag.
In the present invention, the functional layer preferably includes:
the tin oxide layer is arranged on the surface of the FTO transparent electrode;
and the nickel oxide layer is arranged on the surface of the tin oxide layer.
In the present invention, the functional layer preferably includes:
a nickel oxide layer disposed on the surface of the FTO transparent electrode;
and the tin oxide layer is arranged on the surface of the nickel oxide layer.
The preparation method of the multifunctional TCO is not particularly limited, and the multifunctional TCO is prepared by adopting a method for preparing a metal oxide coating on the surface of an FTO transparent electrode, which is well known to a person skilled in the art. The preparation method of the FTO transparent electrode is not particularly limited in the present invention, and the FTO transparent electrode can be prepared by a chemical vapor deposition method well known to those skilled in the art. The method for preparing the functional layer is not particularly limited in the present invention, and the tin oxide and/or nickel oxide layer may be prepared by using a precursor solution containing tin and/or nickel by a plating, spraying or ink-jet printing method well known to those skilled in the art. In the present invention, the precursor solution containing tin and/or nickel contains tin salt and/or nickel salt and doped metal salt well known to those skilled in the art to obtain metal element doped tin oxide layer or nickel oxide layer, and the tin salt may be SnCl2、SnCl4、C4H9SnCl3And SnCl4·5H2One or more of O; the nickel salt may be NiNO3·6H2O, nickel acetate (C)4H6NiO4)、NiCl2And NiCl; the metal salt may be KCl, KNO3、NaCl、NaNO3、Zn(NO3)2And Cu (NO)3)2One or more of (a).
The present invention provides a battery comprising: the multifunctional TCO in the technical scheme.
In the present invention, the battery preferably includes:
the multifunctional TCO;
the perovskite light absorption layer is arranged on the surface of the multifunctional TCO;
the electron transmission layer is arranged on the surface of the perovskite light absorption layer;
and the electrode layer is arranged on the surface of the electron transport layer.
In the present invention, the structure and thickness of the multifunctional TCO are the same as those described in the above technical solution.
In the utility model, the thickness of the perovskite light absorption layer is preferably 300-600 nm, more preferably 400-500 nm, and most preferably 450 nm.
The perovskite light-absorbing layer composition is not particularly limited in the present invention, and may be any perovskite light-absorbing layer composition known to those skilled in the art, preferably MAPbI3And (3) a layer.
The perovskite light-absorbing layer is prepared by a method known to those skilled in the art, such as chemical vapor deposition.
In the present invention, the electron transport layer is preferably a C60 layer.
In the utility model, the thickness of the electron transport layer is preferably 40-50 nm, more preferably 42-48 nm, and most preferably 44-46 nm.
The method for preparing the electron transport layer is not particularly limited, and the electron transport layer known to those skilled in the art can be used, for example, the electron transport layer can be prepared by evaporation.
In the present invention, the electrode layer is preferably a copper layer.
In the utility model, the thickness of the electrode layer is preferably 80-120 nm, more preferably 90-110 nm, and most preferably 100 nm.
The preparation method of the electrode layer is not particularly limited in the present invention, and the electrode layer can be prepared by a preparation method of the electrode layer known to those skilled in the art, for example, by an evaporation method.
The multifunctional TCO provided by the utility model has a transparent conductive layer, an N-type/P-type functional layer, realizes energy level matching with a perovskite core layer, and is beneficial to large-scale preparation. In the prior art, FTO is adopted to directly prepare the nonmatching perovskite layer, so that the photoelectric conversion efficiency of the prepared battery is only 3 percent; the perovskite solar cell prepared by the multifunctional TCO prepared by the method has high photoelectric conversion efficiency, and the photoelectric conversion efficiency of the TCO containing nickel oxide reaches 15%.
Example 1
The embodiment provides a multifunctional TCO, comprising:
an FTO solid film with the thickness of 500 nm;
and the Zn-doped nickel oxide film is arranged on the surface of the FTO solid film and has the thickness of 25 nm.
Example 2
The embodiment provides a multifunctional TCO, comprising:
an FTO solid film with the thickness of 500 nm;
and the copper-doped nickel oxide thin film is arranged on the surface of the FTO solid-state thin film and has the thickness of 25 nm.
Example 3
The embodiment provides a multifunctional TCO, comprising:
an FTO solid film with the thickness of 500 nm;
and the copper-doped nickel oxide thin film is arranged on the surface of the FTO solid-state thin film and has the thickness of 30 nm.
Example 4
The embodiment provides a multifunctional TCO, comprising:
an FTO solid film with the thickness of 500 nm;
and the zinc-doped nickel oxide thin film is arranged on the surface of the FTO solid thin film and has the thickness of 30 nm.
Example 5
The present embodiment provides a battery including:
the multifunctional TCO provided in example 1;
a 500nm thick perovskite light-absorbing layer (MAPbI) disposed on the surface of the Zn-doped nickel oxide thin film3)；
The C60 electron transport layer is arranged on the surface of the perovskite light absorption layer and has the thickness of 45 nm;
the copper electron transport layer with the thickness of 100nm is arranged on the surface of the C60 electron transport layer.
Example 6
The cell provided in this example is identical to the cell in example 5, except that the multifunctional TCO provided in example 2 was used instead of the multifunctional TCO provided in example 1.
Example 7
The cell provided in this example is identical to the cell in example 5, except that the multifunctional TCO provided in example 3 was used instead of the multifunctional TCO provided in example 1.
Example 8
The cell provided in this example is identical to the cell in example 5, except that the multifunctional TCO provided in example 4 was used instead of the multifunctional TCO provided in example 1.
Performance detection
The cells provided in examples 5-8 were placed in simulated standard sunlight (AM 1.5G, 100 mW/cm)2) Then, the light intensity is calibrated by a standard reference battery certified by NREL, the efficiency of the battery is tested by adopting the GB/T6495.1-1996 standard, and the detection result is as follows:
example 5 Example 6 Example 7 Example 8
Efficiency of battery 15％ 13％ 11.8％ 6.4％
According to the embodiment, the multifunctional TCO provided by the utility model has the transparent conducting layer and the N-type/P-type functional layer, realizes the energy level matching with the perovskite core layer, and is beneficial to large-scale preparation. In the prior art, FTO is adopted to directly prepare the nonmatching perovskite layer, so that the photoelectric conversion efficiency of the prepared battery is only 3 percent; the perovskite solar cell prepared by the multifunctional TCO prepared by the method has high photoelectric conversion efficiency, and the photoelectric conversion efficiency of the TCO containing nickel oxide reaches 15%.
While the utility model has been described and illustrated with reference to specific embodiments thereof, such description and illustration are not intended to limit the utility model. It will be clearly understood by those skilled in the art that various changes in form and details may be made therein without departing from the true spirit and scope of the utility model as defined by the appended claims, to adapt a particular situation, material, composition of matter, substance, method or process to the objective, spirit and scope of this application. All such modifications are intended to be within the scope of the claims appended hereto. Although the methods disclosed herein have been described with reference to particular operations performed in a particular order, it should be understood that these operations may be combined, sub-divided, or reordered to form equivalent methods without departing from the teachings of the present disclosure. Accordingly, unless specifically indicated herein, the order and grouping of the operations is not a limitation of the present application.

Claims (10)

1. A multifunctional TCO, comprising:
an FTO transparent electrode;
the functional layer is arranged on the surface of the FTO transparent electrode;
the functional layer includes: a tin oxide layer and/or a nickel oxide layer.
2. The multifunctional TCO according to claim 1, wherein the thickness of the FTO transparent electrode is 400-600 nm.
3. The multifunctional TCO according to claim 1, wherein the functional layer has a thickness of 10-50 nm.
4. The multifunctional TCO of claim 1, wherein the functional layer comprises:
the tin oxide layer is arranged on the surface of the FTO transparent electrode;
and the nickel oxide layer is arranged on the surface of the tin oxide layer.
5. The multifunctional TCO of claim 1, wherein the functional layer comprises:
a nickel oxide layer disposed on the surface of the FTO transparent electrode;
and the tin oxide layer is arranged on the surface of the nickel oxide layer.
6. The multifunctional TCO of claim 1, wherein the tin oxide layer is a metal element doped tin oxide layer;
the metal element is selected from one or more of Li, Mg, Al, Y, Sb and Nb.
7. The multifunctional TCO of claim 1, wherein the nickel oxide layer is a metal element doped nickel oxide layer;
the metal element is one or more selected from K, Mg, Li, Na, Zn, Cu, Co, Al and Ag.
8. A battery, comprising: the multifunctional TCO of claim 1.
9. The battery of claim 8, wherein the battery comprises:
multifunctional TCO;
the perovskite light absorption layer is arranged on the surface of the multifunctional TCO;
the electron transmission layer is arranged on the surface of the perovskite light absorption layer;
and the electrode layer is arranged on the surface of the electron transport layer.
10. The cell of claim 9, wherein the thickness of the perovskite light absorption layer is 300 to 600 nm;
the thickness of the electron transmission layer is 40-50 nm;
the thickness of the electrode layer is preferably 80-120 nm.
CN202122494326.2U 2021-10-15 2021-10-15 Multifunctional TCO and battery Active CN216488144U (en)

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CN202122494326.2U CN216488144U (en) 2021-10-15 2021-10-15 Multifunctional TCO and battery
PCT/CN2022/098608 WO2023060923A1 (en) 2021-10-15 2022-06-14 Multifunctional tco and battery

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023060923A1 (en) * 2021-10-15 2023-04-20 中国华能集团清洁能源技术研究院有限公司 Multifunctional tco and battery

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102290257B (en) * 2011-05-19 2012-10-03 内蒙古大学 Method for preparing dye sensitized solar cell with selective light transmission
CN105070834B (en) * 2015-07-28 2016-06-01 华中科技大学 A kind of uhligite solar cell based on doping type NiO hole transmission layer and its preparation method
CN107482122B (en) * 2017-08-23 2019-12-17 中节能万润股份有限公司 perovskite solar cell and preparation method
CN108063186A (en) * 2017-11-20 2018-05-22 济南大学 Zinc doping nickel oxide hole transmission layer inverts perovskite solar cell and preparation method
CN108054282A (en) * 2017-11-27 2018-05-18 济南大学 Zinc doping nickel oxide nanoparticle hole transmission layer inverts perovskite solar cell and preparation method
CN216488144U (en) * 2021-10-15 2022-05-10 华能新能源股份有限公司 Multifunctional TCO and battery

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023060923A1 (en) * 2021-10-15 2023-04-20 中国华能集团清洁能源技术研究院有限公司 Multifunctional tco and battery

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