http://www.slashgear.com/three-layer-solar-panel-sandwich-is-highly-efficient-0292653/ Feeding Your Gadget and Tech Obsessions Tue, 15 May 2012 14:06:00 +0000 hourly 1 http://wordpress.org/?v=3.5.1 http://www.slashgear.com/three-layer-solar-panel-sandwich-is-highly-efficient-0292653/#comment-64709 turn_self_off Fri, 02 Jul 2010 11:21:31 +0000 http://www.slashgear.com/?p=92653#comment-64709 unless i am totally off target, that 35% may put it within range of a petrol engine in efficiency. Iirc, the common engine makes use of only about 30% of the potential energy of petrol.

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