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وزارات حكومية
# المواقع المعروضة 
# الموقع الزيارات
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Hybrid Organic Solar Cells Now More Efficient
Success greets the research team of National Research Council’s National Institute for Nanotechnology (NINT) and the University of Alberta. The plastic solar cells have now an operating life of 8 months instead of mere hours. And they are low-cost, environmentally
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