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US 2003/0140963 A1Published application
Photovoltaic cell including porous semiconductor layer, method of manufacturing the same and solar cell
AssigneeSharp Kabushiki Kaisha
InventorsRyohsuke Yamanaka, Naoki Koide, Liyuan Han, Yasuo Chiba, Hisako Imai, Takehito Mitate
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Abstract
A photovoltaic cell comprises: an anode electrode including a conductive support and a porous semiconductor layer; a photosensitive dye; a charge transport layer; and a counter electrode support, wherein the anode electrode has the property of causing cathode luminescence having a luminous peak wavelength in a visible region and shows a haze rate H of 60% or more at a wavelength in the visible region.
Claims12
A photovoltaic cell comprising:
- an anode electrode including a conductive support and a porous semiconductor layer;
- a photosensitive dye;
- a charge transport layer;
- and
- a counter electrode support,
- wherein the anode electrode has the property of causing cathode luminescence having a luminous peak wavelength in a visible region and/or shows a haze rate H of 60% or more at a wavelength in the visible region.
3 more elements
A photovoltaic cell comprising:
- an anode electrode including a conductive support and a porous semiconductor layer;
- a photosensitive dye;
- a charge transport layer;
- and
- a counter electrode support,
- wherein the pore volume with respect to a predetermined pore radius of the porous semiconductor layer is 20 mm3/nm·g or more.
3 more elements
A method of manufacturing a photovoltaic cell comprising the steps of:
- (a) forming a transparent electrode layer on a support to obtain a conductive support and forming a porous semiconductor layer on the conductive support to obtain an anode electrode using material and conditions selected such that the anode electrode has the property of causing cathode luminescence having a luminous peak wavelength in a visible region and shows a haze rate H of 60% or more at a wavelength in the visible region;
- (b) making a photosensitive dye adsorbed on the surface and/or in the inside of the porous semiconductor layer;
- (c) forming a counter electrode layer on a support to obtain a counter electrode support, press-bonding the anode electrode of the conductive support and the counter electrode layer of the counter electrode support and filling a charge transport layer therebetween;
- and
- (d) optionally sealing the charge transport layer with a sealing material, thereby to obtain a dye-sensitive solar cell.
2 more elements
Dependencies are inferred from the claim text.