Two-faced solar panels can generate more power at up to 70% less cost

Researchers at the University of Surrey, England, University of Cambridge, the Chinese Academy of Sciences, Xidian University, and Zhengzhou University, China, built a new kind of two-faced (bifacial) solar panel using single-walled carbon nanotubes as both front and back electrodes that are the highest efficiency single junction solar cells to date.

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