A new method to convert heat to electricity could be economically viable for industry

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MIT Engineers Design Engine That Converts Heat To Electricity With Over 40% Efficiency - Slashdot

Engineers at MIT and the National Renewable Energy Laboratory (NREL) have designed a heat engine with no moving parts. It converts heat to electricity with over 40% efficiency -- making it more efficient than steam turbines, the industrial standard. MIT Technology Review reports: The invention is a...