tellurium Archives – The Green Optimistic green tech news, since 2008 Mon, 15 Feb 2010 20:37:54 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 IBM's Efficient Thin Film Solar Cell Made of Cheap Materials https://www.greenoptimistic.com/ibms-efficient-thin-film-solar-cell-cheap-materials-20100215/ https://www.greenoptimistic.com/ibms-efficient-thin-film-solar-cell-cheap-materials-20100215/#respond Mon, 15 Feb 2010 20:37:54 +0000 https://www.greenoptimistic.com/?p=6628 They managed to increase the efficiency with almost 40% of their solar cells, from 6,7 percent to 9,6 percent. To reduce even more the costs, these solar cells are build with an inexpensive ink-based process.

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]]> https://www.greenoptimistic.com/ibms-efficient-thin-film-solar-cell-cheap-materials-20100215/feed/ 0 6628 Discovery: New Material Turns Engine Wasted Heat to Electricity https://www.greenoptimistic.com/thermoelectric-material-waste-engine-heat-electricity-20080725/ https://www.greenoptimistic.com/thermoelectric-material-waste-engine-heat-electricity-20080725/#comments Fri, 25 Jul 2008 10:25:59 +0000 https://www.greenoptimistic.com/?p=641 Researchers from the Ohio State University invented a material that could be used in the automobile industry to recover the heat lost through the cars' exhaust systems. The same technology could work in power generators and heat pumps, said project leader Joseph Heremans, Eminent Scholar in Nanotechnology at OSU.

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