Patent Number: 6,310,282

Title: Photovoltaic conversion element and a dye-sensitizing photovoltaic cell

Abstract: A photovoltaic conversion element comprising, a first transparent electrode, a transparent semiconductor layer disposed on the first transparent electrode, a sensitizing dye adsorption portion which is disposed on the surface of the transparent semiconductor layer, a carrier transport layer formed on the sensitizing dye adsorption portion, and a second transparent electrode disposed on the carrier transport layer, wherein the sensitizing dye adsorption portion comprises sensitizing dyes of plural kinds of color, which are adsorbed on a plurality of surface regions of the semiconductor layer.

Inventors: Sakurai; Masatoshi (Tokyo, JP), Naito; Katsuyuki (Tokyo, JP), Horiguchi; Akihiro (Fujisawa, JP), Sumino; Hiroyasu (Tokyo, JP), Yonetsu; Maki (Yokohama, JP)

Assignee: Kabushiki Kaisha Toshiba

International Classification: H01G 9/20 (20060101); H01L 51/05 (20060101); H01L 51/30 (20060101); H01L 031/103 (); H01L 031/18 (); H01L 031/055 (); H01M 014/00 ()

Expiration Date: 10/30/2018