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Abound Solar says it has a simpler process to make cadmium-telluride solar cells.
IBM researchers have greatly increased the performance of a novel thin film solar cell.
Cells absorb sunlight concentrated 1,000 times without cooling.
Dow Chemical readies easy-to-install solar roofs.
New solar cells show gains in efficiency.
Cyrus Wadia is using abundant materials to grow nanocrystals for cheaper photovoltaics.
Thin-film silicon solar cells are more efficient with tiny holes in the back electrical contact.