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Chicago IL (SPX) Mar 04, 2008 Ocean Tomo Auctions has announced the sale of a patent and pending applications directed to high volume semiconductor production platform technology for very low cost solar cell, LED, and other valuable commercial applications. Lot 30A, comprised of U.S. Patent No. 5,725,659; U.S. Application Serial Nos. 08/322,292, 11/559,893, and 11/740,286; and PCT/US2007/82310, will be offered at the Ocean Tomo Spring 2008 Live IP Auction on April 2nd at The Ritz-Carlton in San Francisco. "Ocean Tomo is extremely excited to offer this patent and the several applications from Ahura Energy in the auction," said Dean Becker, Vice Chairman, Ocean Tomo. "As the process can be used with many types of semiconductors and has applications in a wide variety of fields, including the cost-effective and environmentally friendly production of solar power systems cells, this patent portfolio is a valuable acquisition opportunity for any player in that field." This production platform and process has been applied to many materials, for example, CdTe, Cupper Indium Gallium Diselenide (CIGS), GaAs, CdS, ZnSe, Si, Ge, GaP, GaAsP, InAs, InP, ZnS, ZnTe, CdSe, SiC, HgCdTe, SnTe, Zn3P2, and CuInS2, for semiconductors applications -- particularly in the field of solar cell manufacturing. The cost effectiveness of a solar power generation system based upon such technology meets and exceeds better than grid parity cost of under 5 cents/kWhr or under $1/watt. When asked about the benefits of the invention, Fareed Sepehry-Fard, the inventor of the '659 Patent, responded, "The process disclosed in the patent leads to faster layer growth and has less material loss. The solid phase epitaxy described in this patent can be carried out at atmospheric pressures and moderate temperatures and does not rely on toxic or corrosive gases. This patent, ultimately, presents a more efficient and environmentally safe method for manufacturing semiconductors." Community Email This Article Comment On This Article Related Links All About Solar Energy at SolarDaily.com
Lausanne, Switzerland (SPX) Mar 03, 2008Solar cell technology is marching ahead, though it still struggles with the two problems: efficiency and high production costs. In collaboration with Satoshi Uchida at the University of Tokyo, Michael Gr�tzel and his research group at the Swiss Federal Institute of Technology in Lausanne have now developed new sensitizers that should help an inexpensive type of solar cell to be more efficient. As they report in the journal Angewandte Chemie, the sensitizers are based on the dye indoline. |
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