Inverted polymer solar cell with silver nanowire/ZnO laminated layer as electronic collection layer and manufacturing method thereof

An electron collection layer and silver nanowire technology, which is applied in semiconductor/solid-state device manufacturing, circuits, photovoltaic power generation, etc., can solve the problems of device overall performance degradation, poor chemical stability, etc., achieve low surface roughness, and enhance absorption capacity , solve the effect of accumulation

Inactive Publication Date: 2016-10-05
SOUTH CHINA NORMAL UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

PEDOT:PSS is acidic and will corrode ITO, resulting in poor chemical stability o

Method used

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  • Inverted polymer solar cell with silver nanowire/ZnO laminated layer as electronic collection layer and manufacturing method thereof
  • Inverted polymer solar cell with silver nanowire/ZnO laminated layer as electronic collection layer and manufacturing method thereof
  • Inverted polymer solar cell with silver nanowire/ZnO laminated layer as electronic collection layer and manufacturing method thereof

Examples

Experimental program
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Example Embodiment

[0031] Example 1

[0032] (1) 20 mg polythiophene and 16 mg fullerene were weighed and dissolved in 1 ml dichlorobenzene according to a mass ratio of 1:0.8, and 20 ul DIO was added. The dissolution process was carried out in a nitrogen-filled glove box , put the solution on a hot stage at 50°C and stir for 12 hours;

[0033] (2) Disperse silver nano-solutions with a mass fraction of 0.1% corresponding to silver nanowires with a diameter of 30 nm in isopropanol, the volume ratio of silver nano-solutions to isopropanol is 1:7, and filter with a microporous membrane Carrying out vacuum filtration to obtain a silver nanowire dispersion that is uniformly dispersed and has no obvious agglomeration;

[0034] (3) Carry out the following steps to clean the glass substrate in sequence: ultrasonication of acetone for 10 minutes, ultrasonication of deionized water for 10 minutes, ultrasonication of isopropanol for 10 minutes, and dry before use;

[0035] (4) Using the water bath meth...

Example Embodiment

[0042] Example 2

[0043](1) 20 mg polythiophene and 20 mg fullerene were weighed and dissolved in 1 ml dichlorobenzene according to the mass ratio of 1:1, and 20 ul DIO was added. The dissolution process was carried out in a glove box filled with nitrogen, The solution was placed on a hot stage at 50°C with stirring and heating for 12 hours;

[0044] (2) Disperse the silver nano-solution with a mass fraction of 0.1% corresponding to silver nanowires with a diameter of 60 nm in isopropanol, the volume ratio of silver nano-solution and isopropanol is 1:7, and filter with a microporous membrane Carrying out vacuum filtration to obtain a silver nanowire dispersion that is uniformly dispersed and has no obvious agglomeration;

[0045] (3) Carry out the following steps to clean the glass substrate in sequence: ultrasonication of acetone for 10 minutes, ultrasonication of deionized water for 10 minutes, ultrasonication of isopropanol for 10 minutes, and dry before use;

[0046]...

Example Embodiment

[0052] Example 3

[0053] (1) 24 mg polythiophene and 20 mg fullerene were weighed and dissolved in 1 ml dichlorobenzene according to a mass ratio of 1.2:1, and 20 ul DIO was added. The dissolution process was carried out in a nitrogen-filled glove box. The solution was placed on a hot stage at 50°C with stirring and heating for 12 hours;

[0054] (2) Disperse the silver nano-solution with a mass fraction of 0.1% corresponding to silver nanowires with a diameter of 25 nm in isopropanol, the volume ratio of silver nano-solution and isopropanol is 1:7, and filter with a microporous membrane Carrying out vacuum filtration to obtain a silver nanowire dispersion that is uniformly dispersed and has no obvious agglomeration;

[0055] (3) Carry out the following steps to clean the glass substrate in sequence: ultrasonication of acetone for 10 minutes, ultrasonication of deionized water for 10 minutes, ultrasonication of isopropanol for 10 minutes, and dry before use;

[0056] (4)...

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Abstract

The invention discloses an inverted polymer solar cell with a silver nanowire/ZnO laminated layer as an electronic collection layer and a manufacturing method thereof, with the purposes of using scattering of the silver nanowires and plasma resonance effects to enhance the light absorption capacity of an active layer in the solar cell, improving the photoelectric conversion efficiency of the polymer solar cell, solving the problem of accumulation when a silver nanowire thin film is manufactured by using a spin coating method or a spraying method, and thus reducing the surface roughness of the silver nanowire thin film and short circuit of a cell device. The manufacturing method realization process comprises steps: a dip-coating method is adopted to form an ordered silver nanowire thin film on ITO, a ZnO layer coats the silver nanowire layer through spin coating or dip-coating to acquire a silver nanowire/ZnO laminated layer, the silver nanowire/ZnO laminated layer serves as an electronic collection layer to manufacture the inverted polymer solar cell, and the photoelectric conversion efficiency of the cell device is improved.

Description

technical field [0001] The invention relates to the technical field of organic solar cells, in particular to an inverted polymer solar cell with a silver nanowire / ZnO stack as an electron collection layer and a preparation method thereof. Background technique [0002] In recent years, emerging solar cell technologies have emerged, among which, compared with inorganic semiconductors, the light absorption and carrier transport layers of organic polymer solar cells have both the processability and flexibility of polymer materials and the advantages of semiconductor materials. Conductivity, can be prepared by wet methods such as spin coating, coating, inkjet printing, screen printing, roll-to-roll printing; in addition, the substrate of the battery can be made of flexible materials coated with transparent electrodes, which makes it It has broad prospects for large-area flexible preparation. However, its conversion efficiency is relatively low compared with mature inorganic sola...

Claims

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Application Information

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IPC IPC(8): H01L51/48H01L51/44H01L51/42
CPCH10K30/00H10K30/82Y02E10/549Y02P70/50
Inventor 章勇吴巧玲张琪伦周永田
Owner SOUTH CHINA NORMAL UNIVERSITY
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