News2013 Runners-Up

Newcomer Juices Up the Race to Harness Sunlight

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Science  20 Dec 2013:
Vol. 342, Issue 6165, pp. 1438-1439
DOI: 10.1126/science.342.6165.1438-b

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Up-and-coming solar cell materials called perovskites made such rapid progress this year that the editors of Science picked them as a runner-up for Breakthrough of the Year. Perovskites are cheap and easy to make. In the lab, they can convert 15% of the energy in sunlight into electricity—still behind commercial silicon solar cells, but gaining fast.