Solar cells inch up in efficiency

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Kyocera today said that it has achieved a new world record of 18.5% energy conversion efficiency with a 15 cm x 15 cm (5.9" x 5.9") multi-crystalline silicon solar cell. According to the company, the new results exceeds prior records, which were set by the company, including 14.5% in 1989, 17.1% in 1996, and 17.7% in 2004.

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