| 摘要 |
A photovoltaic cell including: (a) a housing including an at least partially transparent cell wall having an interior surface; (b) an electrolyte, disposed within the cell wall, and containing an iodide based species; (c) a transparent electrically conductive coating disposed on the interior surface; (d) an anode disposed on the conductive coating, the anode including: (i) a porous film containing titania, the porous film adapted to make intimate contact with the iodide based species, and (ii) a dye, absorbed on a surface of the porous film, the dye and the porous film adapted to convert photons to electrons; (e) a cathode disposed on an interior surface of the housing, and disposed substantially opposite the anode; (f) electrically-conductive metallic wires, disposed at least partially within the cell, the wires electrically contacting the anode and the electrically conductive coating, and (g) a second electrically conductive coating including an inorganic binder and an inorganic electrically conductive filler, the second coating bridging between and electrically communicating between each of the wires and the transparent coating, the wires adapted to boost collection of a current generated by the cell. |
| 主权项 |
1. A photovoltaic dye cell for converting a light source into an electrical current, the cell comprising:
(a) a housing for the photovoltaic cell, said housing including an at least partially transparent cell wall, said cell wall having a first interior surface and a second interior surface; (b) an electrolyte, disposed within said cell wall, between said surfaces; (c) an at least partially transparent, first electrically conductive coating, disposed on said first interior surface, within the photovoltaic cell; (d) an at least partially transparent, second electrically conductive coating, disposed on said second interior surface, within the photovoltaic cell; (d) an anode disposed on said first electrically conductive coating, said anode including:
(i) a porous film, and(ii) a dye, absorbed on a surface of said porous film, said dye, said electrolyte, and said porous film adapted to convert photons to electrons; (e) a cathode disposed within said housing, said cathode disposed substantially opposite said anode, said cathode disposed on said second electrically conductive coating; (f) a first plurality of electrically-conductive metallic wires, disposed at least partially within the photovoltaic cell, said wires electrically contacting said anode and said at least partially transparent, first electrically conductive coating; (g) a second plurality of electrically-conductive metallic wires, disposed at least partially within the photovoltaic cell, said wires of said second plurality electrically contacting said cathode and said second electrically conductive coating; and (h) a current collection element, electrically connected to each of said electrically-conductive metallic wires in said first and second pluralities, and configured to remove, via said wires, the current produced by the cell; a first plurality of grooves being disposed in said first interior surface of said cell wall, a contiguity of said first electrically conductive coating being interrupted by said grooves, each of said grooves at least partially containing a wire of said first plurality of wires; and a second plurality of grooves being disposed in said second interior surface of said cell wall, each of said second plurality of grooves at least partially containing a wire of said second plurality of wires. |
