thermal diodes Archives – The Green Optimistic green tech news, since 2008 Thu, 19 Nov 2009 14:45:05 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 New MIT Thermoelectric Device Pushes Efficiency to Its Theoretical Limit https://www.greenoptimistic.com/quantum-dot-thermoelectric-20091119/ https://www.greenoptimistic.com/quantum-dot-thermoelectric-20091119/#comments Thu, 19 Nov 2009 14:45:05 +0000 https://www.greenoptimistic.com/?p=5413 The Carnot Limit, calculated in the 19th century, demonstrates and sets the maximum efficiency that any device can achieve in converting heat into work. Theoretically and practically, you can't go over that limit. So, the devices constructed up to now only get a tenth of Carnot's limit.

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