SEARCH Articles Figures Tables Carnots Analysis of Optimal Heat-Engine Efficiency Carnots theorem the maximum efficiency of reversible heat engines Efficiency of Fuel Cell versus Heat Engine Efficiency of Real Heat Engines Efficiency of a Carnot engine Efficiency of a heat engine Efficiency of an Internal Combustion Engine Efficiency of heat engine Efficiency of internal-combustion engine Power and Efficiency of Heat Engines The efficiency of a Carnot engine The efficiency of heat engines The thermal efficiencies of combustion engines