Sumit Chaudhary and Kanwar Singh Nalwa, Iowa State University (IMAGE)

Iowa State University

Sumit Chaudhary and Kanwar Singh Nalwa, Iowa State University

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Sumit Chaudhary, left, and Kanwar Singh Nalwa of Iowa State University and the US Department of Energy's Ames Laboratory have been working to improve the efficiency of polymer solar cells.

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Photo by Leah Hansen/Iowa State University

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