Apparatus for converting electronic radiation to electrical energy, namely, photovoltaic roofing members; Apparatus for converting electronic radiation to electrical energy, namely, photovoltaic solar modules; Photovoltaic cells; Photovoltaic cells and modules; Photovoltaic installation apparatus, namely, solar modules for production of electricity, solar thermal and electric receivers, tracking mechanisms and concentrating optics, and control algorithms; Photovoltaic inverters; Photovoltaic ...