In an era where water pollution poses an increasing threat to environmental and human health, this groundbreaking work presents a comprehensive investigation into the development and application of zinc oxide nanostructures for water purification. Through meticulous research and innovative experimentation, this book explores the fabrication and characterization of pure and metal-doped ZnO nanostructures, offering powerful solutions for photocatalytic degradation of pollutants. The work specifically examines how different metal dopants, including cobalt, nickel, and silver, enhance the...