Chemical principles of conversion of solar energy into electricity and fuels in molecular and semiconductor-based systems. Overview of solid-state electronic structure of materials and interfaces, light-matter interactions, principles of harvesting photoexcited currents and useful chemical species. Description of processes utilized in established and emerging solar energy technologies. Prereqs., CHEM 3331 or 3371, and CHEM 4431, 4521, or 4531 (min. grade C-) or instructor consent. CHEM 4271 and 5271 are the same course. Prerequisites: Restricted to Graduate Students only.