Dye-sensitized solar cell structure and method for fabricating the same
First Claim
1. A dye-sensitized solar cell structure comprisinga titanium plate;
- a plurality of titanium dioxide units formed on said titanium plate, absorbing a photosensitive dye and each containing a plurality of titanium dioxide nanotubes;
insulation layers formed on said titanium plate and each arranged in between adjacent said titanium dioxide units;
a transparent conductive film formed over said titanium dioxide units and said insulation layers; and
an electrolyte filled into space each enclosed by said transparent conductive film, one of said titanium dioxide units and said insulation layers.
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Abstract
The present invention discloses a dye-sensitized solar cell structure and a method for fabricating the same. The method of the present invention comprises forming insulation layers on a titanium plate; forming a plurality of titanium dioxide units on the titanium plate each containing a plurality of titanium dioxide nanotubes, wherein each insulation layer is arranged in between two adjacent titanium dioxide units; making the titanium dioxide units absorb a photosensitive dye; forming a transparent conductive film over the insulation layers and the titanium dioxide units; and filling an electrolyte into spaces each enclosed by the transparent conductive film, the titanium dioxide unit, the insulation layers. The present invention not only increases the electron transmission efficiency and photoelectric conversion efficiency but also promote the uniformity of the semiconductor layer.
5 Citations
16 Claims
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1. A dye-sensitized solar cell structure comprising
a titanium plate; -
a plurality of titanium dioxide units formed on said titanium plate, absorbing a photosensitive dye and each containing a plurality of titanium dioxide nanotubes; insulation layers formed on said titanium plate and each arranged in between adjacent said titanium dioxide units; a transparent conductive film formed over said titanium dioxide units and said insulation layers; and an electrolyte filled into space each enclosed by said transparent conductive film, one of said titanium dioxide units and said insulation layers. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for fabricating a dye-sensitized solar cell structure comprising
Step (A): - forming insulation layers on a titanium plate;
Step (B);
forming a plurality of titanium dioxide units on said titanium plate, wherein each of said titanium dioxide units contains a plurality of titanium dioxide nanotubes, and each of said insulation layers is arranged in between adjacent said titanium dioxide units;Step (C);
making said titanium dioxide units absorb a photosensitive dye; andStep (D);
forming a transparent conductive film over said titanium dioxide units and said insulation layers; and
filling an electrolyte into spaces each enclosed by said transparent conductive film, one of said titanium dioxide units and said insulation layers. - View Dependent Claims (11, 12, 13, 14, 15, 16)
- forming insulation layers on a titanium plate;
Specification