Zinc oxide (ZnO) nanostructures have gained significant attention in recent years due to their applications in various fields. The book provides a comprehensive overview of the recent advances in ZnO-based nanostructures for energy harvesting, sensing, and environmental remediation applications. It covers advanced aspects of application-based research on ZnO nanostructures. The book also includes biosynthesized ZnO nanostructures and their role in targeted drug delivery. Provides a comprehensive and in-depth exploration of ZnO characteristics and ZnO-based nanostructures applications Highlights real-world examples and case studies, showcasing how ZnO can be effectively utilised in areas such as electronics, optoelectronics, energy, environmental remediation, and biomedicine Includes synthesis methods, structural properties, electrical and optical characteristics Offers insights into experimental techniques, characterization methods, and optimisation strategies for ZnO-based nanostructure applications This is a reference book for academicians and researchers interested in the potential of Nano-Dimensional Zinc Oxide.