Energy & Green Tech

Flexible solar cells with record efficiency of 22.2%

Empa researchers have, once again, improved the efficiency of CIGS flexible solar cells. Independently certified measurements revealed a power conversion efficiency of 22.2% to convert light into electricity, an improvement ...

Energy & Green Tech

New world records for perovskite-on-silicon-tandem solar cells

Increasing the power conversion efficiency of solar cells is important for two reasons. In the long run, it is the most effective way to reduce the levelized cost of electricity. In the short term, it is the best way to promote ...

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