University of Sydney Archives – The Green Optimistic green tech news, since 2008 Tue, 24 Apr 2012 19:39:56 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Solar Cells Could Break 40% Efficiency With Photochemical Upconversion https://www.greenoptimistic.com/photochemical-upconversion-solar-cell-20120424/ https://www.greenoptimistic.com/photochemical-upconversion-solar-cell-20120424/#respond Tue, 24 Apr 2012 16:30:34 +0000 https://www.greenoptimistic.com/?p=24142 Researchers from the University of Sydney have developed what they term as a “photochemical upconversion” technique to increase the solar cells’ efficiency. This could potentially be up to a record breaking 40%. Even though there has been a continued improvement in the overall efficiency of conventional silicon solar cells in the past few years, and […]

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