Study the concept of basic materials for photovoltaics, the working principles of solar cells and their parameters (IV curve, Isc, Voc, fill factor, efficiency), temperature effects, design and structure of solar cells, modules and arrays including the effects of module interconnection. PN Junction including semiconductor materials, light absorption, absorption coefficient, absorption depth, diode equation for PV; Solar cells include structure, the process of current generation by solar radiation, photovoltaic effects, solar cell parameters and their influences; Principles of solar cell design and prototyping and testing.