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![]() Vienna, Austria (SPX) Feb 25, 2016 Nature shows us how it is done: Plants can absorb sunlight and store its energy chemically. Imitating this on large industrial scale, however, is difficult. Photovoltaics convert sunlight to electricity, but at high temperatures, the efficiency of solar cells decreases. Electrical energy can be used to produce hydrogen, which can then be stored - but the energy efficiency of this process is limited. Scientists at TU Wien (Vienna) have now developed a new concept: By combining highly specialised ne ... read more ![]() |
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