In this episode of The Chemistry Show, we illuminate the fascinating world of photocatalysis - where light becomes a powerful driver of chemical transformations! Join us as we journey from the historical roots of this field to its cutting-edge applications in today's world. We'll demystify essential concepts like band theory and bandgap, showing you how these microscopic phenomena enable semiconductors to harness light for chemical reactions.

Discover the intricate dance of electrons and holes as we explore how photocatalysts work their magic, and learn about the crucial factors that orchestrate these light-powered reactions. We'll also unveil how scientists are pushing the boundaries of photocatalyst design and reveal real-world applications that are revolutionizing energy production, environmental cleanup, healthcare, and chemical synthesis.

Powered by AI (Google NotebookLM), this episode transforms lecture materials MATR372 Nanocatalysis course, taught by Prof. Pedro Camargo at the University of Helsinki, into an engaging and easy-to-follow audio experience, perfect for students, science lovers, or anyone curious about the hidden chemistry driving the world around us.