The increasing interest in graphene, due to its unique properties and potential applications, is sparking intense research into chemically derived graphene. This book provides a comprehensive overview of the recent and state-of-the-art research on chemically derived graphene materials for different applications. Starting with a brief introduction on chemically derived graphene, subsequent chapters look at various fascinating applications such as electrode materials for fuel cells, Li/Na-ion batteries, metal–air batteries and Li-S batteries, photocatalysts for degradation of pollutants and solar-to-fuels conversion, biosensing platforms, and anti-corrosion coatings. The emphasis throughout this book is on experimental studies and the unique aspects of chemically derived graphene in these fields, including novel functionalization methods, particular physicochemical properties and consequently enhanced performance. With contributions from key researchers, the book provides a detailed resource on the latest progress and the future directions of chemically derived graphene for students and researchers across materials science, chemistry, nanoengineering and related fields.