capable of efficient power generation from gaseous, liquid and solid fuels but is uniquely qualified for Symbiotic waste heat recovery a process than not only provides mechanical... make it the engine of choice for these applications. The engine's ability to directly and cleanly combust solid fuels and cellulosic biomass without the need for complex and costly... Alternative to Fuel Cells and Stirling Engines Modern Materials and Thermodynamics Applied to 19th Century Engines to Meet 21st Century Emission and Fuel Economy Requirements Proe...