A solid-state energy converter with a semiconductor or semiconductor-metal implementation is provided for conversion of thermal energy to electric energy, or electric energy to refrigeration. In n-type heat-to-electricity embodiments, a highly doped n* emitter region made of a metal or semiconductor...http://www.google.fr/patents/US7569763?utm_source=gb-gplus-shareBrevet US7569763 - Solid state energy converter
