A kind of dye-sensitized solar cell and its manufacturing method
A solar cell and dye-sensitized technology, applied in the field of new energy, can solve the problems of low photoelectric conversion efficiency dye-sensitized solar cells, etc., to achieve the effects of enhancing photoelectric conversion efficiency, enhancing the probability of generation, and enhancing light absorption characteristics
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Embodiment 1
[0057] In this embodiment, a gold-silver alloy is used as the core, and the outer layer is wrapped with silver oxide core-shell structure nanoparticles (Au-Ag / Ag 2 O core-shell nanoparticles), and prepared by titration spin coating method containing Au-Ag / Ag 2 Dye-sensitized solar cells based on O core-shell nanoparticles.
[0058] First, prepare Au-Ag / Ag 2 O core-shell structure nanoparticles, its preparation method is as follows:
[0059] 1. Put 10 -4 mol / L chloroauric acid solution 100ml, 10 -4 mol / L silver nitrate solution 100ml, with 4*10 -2 Mix 2ml of mol / L sodium citrate solution, stir at a constant temperature of 95 degrees Celsius at a frequency of 500 rpm, and fully react for 6-7 minutes;
[0060] 2. Add 4*10 to the above solution -2 mol / L sodium citrate solution 8ml;
[0061] 3. Stir at a constant temperature of 100 degrees Celsius at a frequency of 500 rpm, fully react for 20-25 minutes, and then cool naturally to room temperature while maintaining stirring....
Embodiment 2
[0072] In this embodiment, a gold-platinum alloy is used as the core, and the core-shell structure nanoparticle (Au-Pt / Ag 2 O core-shell nanoparticles), and prepared by titration spin coating method containing Au-Pt / Ag 2 Dye-sensitized solar cells based on O core-shell nanoparticles.
[0073] First, prepare Au-Pt / Ag 2 O core-shell structure nanoparticles, its preparation method is as follows:
[0074] 1. Put 10 -4 mol / L chloroauric acid solution 100ml, 10 -4 mol / L chloroplatinic acid solution 100ml, with 4*10 -2 Mix 2ml of mol / L sodium citrate solution, stir at a constant temperature of 95 degrees Celsius at a frequency of 500 rpm, and fully react for 6-7 minutes;
[0075] 2. Add 4*10 to the above solution -2 mol / L sodium citrate solution 8ml and 10 -4 mol / L silver nitrate solution 20ml;
[0076] 3. Stir at a constant temperature of 100 degrees Celsius at a frequency of 500 rpm, fully react for 20-25 minutes, and then cool naturally to room temperature while maintainin...
Embodiment 3
[0086] In this embodiment, silver-platinum alloy is used as the core, and the outer layer is wrapped with silver oxide core-shell structure nanoparticles (Ag-Pt / Ag 2 O core-shell nanoparticles), and prepared by titration spin coating method containing Ag-Pt / Ag 2 Dye-sensitized solar cells based on O core-shell nanoparticles.
[0087] First, prepare Ag-Pt / Ag 2 O core-shell structure nanoparticles, its preparation method is as follows:
[0088] 1. Put 10 -4 mol / L silver nitrate solution 100ml, 10 -4 mol / L chloroplatinic acid solution 100ml, with 4*10 -2 Mix 2ml of mol / L sodium citrate solution, stir at a constant temperature of 95 degrees Celsius at a frequency of 500 rpm, and fully react for 6-7 minutes;
[0089] 2. Add 4*10 to the above solution -2 mol / L sodium citrate solution 8ml;
[0090] 3. Stir at a constant temperature of 100 degrees Celsius at a frequency of 500 rpm, fully react for 20-25 minutes, and then cool naturally to room temperature while maintaining stir...
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