News tagged with solar energy

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The right mix of green energy

Can we get by on just renewable energy? Can energy from the sun, wind and water cover our electricity needs – even on a windless, overcast day in Scandinavia? Perhaps, but it makes new demands.

date21 hours ago in Energy & Green Tech
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Sun protection without blinds

Summer. Blue sky. Sunshine. But you don't notice much of it in the office or in your home, because the blinds block the view so that the heat stays outside. This scenario could soon be a thing of the past: EPFL researchers ...

dateMay 08, 2018 in Engineering
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Why you can't have free trade and save the planet

When Donald Trump recently announced tariffs on steel and aluminium imports he was condemned by proponents of free trade across the world. His critics said the US president had not understood how protectionist policies would ...

dateMay 01, 2018 in Environment
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Why perovskite solar cells are so efficient

Solar cells with efficiencies above 20% and produced at low costs – perovskites make this possible. Now, researchers of Karlsruhe Institute of Technology (KIT) have gained fundamental insight into the function of perovskite ...

dateApr 25, 2018 in Condensed Matter
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