Doping of Metal Oxides: From Fundamentals to Applications covers the concepts, synthesis, characterization, and applications of doped metal oxides. The book begins with an introduction to the fundamentals of doping, including electronic structure, band gap engineering, and types of dopant agents, before delving into the various synthesis methods and detailed accounts of characterization techniques. It discusses in detail the applications of doped metal oxides such as energy, electronic devices, optoelectronics, sensors, catalysis and photocatalysis, photoelectrochemical water splitting, environmental remediation, dye degradation, batteries, and solar cells. The book also explores the challenges and limitations in doping metal oxides and offers insights into emerging trends and future prospects. The book adopts a systematic and logical approach focused on providing and in-depth understanding of the concept of doping, synthesis and characterization techniques, and applications of doped metal oxides, making it an essential resource for anyone seeking to gain deeper knowledge of this exciting field.