molten glass Archives – The Green Optimistic green tech news, since 2008 Mon, 09 Apr 2012 18:36:50 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Halotechnics’ Molten Glass Energy Storage Leading to Cheaper Electricity https://www.greenoptimistic.com/halotechnics-molten-glass-thermal-storage-20120409/ https://www.greenoptimistic.com/halotechnics-molten-glass-thermal-storage-20120409/#respond Mon, 09 Apr 2012 18:36:49 +0000 https://www.greenoptimistic.com/?p=23909 To make people embrace solar and give up fossil fuels means solar has to be cheap. How cheap? According to the U.S. Department of Energy, 6 cents per kilowatt-hour cheap. This is how the Halotechnics company, a solar-thermal startup and ARPA-E recipient, came to be. News usually focus on the progress PV solar cells register, […]

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