Colstrip Archives – The Green Optimistic green tech news, since 2008 Thu, 02 Aug 2018 10:31:46 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 New Solar Cells With 60% Efficiency Can Now Replace Coal https://www.greenoptimistic.com/solar-cells-replace-coal-20180801/ https://www.greenoptimistic.com/solar-cells-replace-coal-20180801/#comments Wed, 01 Aug 2018 18:00:20 +0000 https://www.greenoptimistic.com/?p=66620 A team of researchers from the University of Exeter developed a solar cell with a record 60% efficiency. The idea behind this breakthrough is similar to using a “funnel”: corralling an amorphous collection of electrical charges into a more precise area, where they can be transferred into use. Using this idea, the researchers increased the […]

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