Patent ID: 9620295
Date: 2017-04-11
CPC Classifications: H01G,H01L,Y02E,Y02P

Claim:
1. A dye-sensitized solar cell comprising: a transparent substrate; a porous semiconductor layer provided directly on the transparent substrate and comprising a dye sensitizer; a current collecting electrode provided directly on the porous semiconductor layer and having a structure including at least one through-hole; a catalyst electrode; an electrolyte material provided between the transparent substrate and the catalyst electrode; and a pre-treatment layer formed directly on the transparent substrate and between the transparent substrate and the porous semiconductor layer or a post-treatment layer formed directly on a surface of the porous semiconductor layer, wherein the pre-treatment layer or post-treatment layer comprise titanium oxide, zinc oxide, tin oxide, niobium oxide, zirconium oxide, cerium oxide, tungsten oxide, silicon oxide, aluminum oxide, nickel oxide, tantalum oxide, barium titanate, strontium titanate, calcium titanate, zinc sulfide, lead sulfide, bismuth sulfide, cadmium sulfide, CuAlO wherein the each thickness of the pre-treatment layer or the post-treatment layer is 0.2 nm to 25 nm.