heat into electricity Archives – The Green Optimistic green tech news, since 2008 Mon, 27 Jun 2011 18:25:30 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 New Multiferroic Alloy Magnetizes When Heated, Transforms Waste Heat Into Electricity https://www.greenoptimistic.com/minnesota-multiferroic-thermoelectric-alloy-20110627/ https://www.greenoptimistic.com/minnesota-multiferroic-thermoelectric-alloy-20110627/#respond Mon, 27 Jun 2011 18:25:30 +0000 https://www.greenoptimistic.com/?p=19252 A team of researchers at the University of Minnesota has discovered a new alloy that can transform heat into electricity. The approach is new and uses a coil to transform the magnetic field generated by the alloy.

The post New Multiferroic Alloy Magnetizes When Heated, Transforms Waste Heat Into Electricity appeared first on The Green Optimistic.

]]> https://www.greenoptimistic.com/minnesota-multiferroic-thermoelectric-alloy-20110627/feed/ 0 19252 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.

The post New MIT Thermoelectric Device Pushes Efficiency to Its Theoretical Limit appeared first on The Green Optimistic.

]]> https://www.greenoptimistic.com/quantum-dot-thermoelectric-20091119/feed/ 1 5413