Abstract: The present disclosure related to devices for generating electrical energy, methods for generating electrical energy, and methods for producing devices for generating electrical energy. In certain embodiments, the present disclosure provides an electrical energy generating device, the device comprising at least one electrical cell comprising an asymmetric pair of metal-semiconductor junctions to produce an electric potential difference to capture thermally excited charge carriers within the semiconductor.

Abstract: The present disclosure relates to devices for generating electrical energy, methods for generating electrical energy, products for use in devices for generating electrical energy and methods for producing devices for generating electrical energy. In certain embodiments, the present disclosure provides an electrical energy generating device, the device comprising at least one cell comprising: first and second spaced electrodes, the first electrode comprising a low work function material and the second electrode comprising a high work function material; and disposed between the first and second electrodes, beta particle emitting radionuclides and a semiconducting material, the semiconducting material capable of producing electron hole pairs in response to beta particle emission from the radionuclides.