Tag Archives: Thin film solar cell

Doping boosts efficiency of CdTe cell: Empa study

Scientists at the Empa Institute in Switzerland claim to have achieved 11.5% conversion efficiency for a CdTe solar cell by doping it with copper. The researchers improved on previous results of around 8% by using high-vacuum copper evaporation on substrate … Continue reading

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Current Solar Module Efficiency Nowhere Near Its Potential, Especially Thin-Film Solar & CPV (Chart)

National Renewable Energy Laboratory (NREL) Director Dan Arvizu recently gave a keynote speech during the 2013 International Renewable Energy Conference (part of Abu Dhabi Sustainability Week), which I was lucky enough to attend*. His speech covered a large variety of cleantech topics, and most of … Continue reading

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Struggles continue for thin film solar startups, Nanosolar latest with layoffs

Once hot thin film solar startup Nanosolar has done a round of layoffs — which could be substantial — following a major down round last year. So goes the trend of the once promising next-gen solar panel maker startups. Super … Continue reading

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Empa achieves record 20.4% efficiency for flexible thin film

Scientists at Empa, the Swiss Federal Laboratories for Materials Science and Technology, have developed thin film solar cells on flexible polymer foils with a new record efficiency of 20.4% for converting sunlight into electricity. Empa said the cells are based … Continue reading

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