This volume, written by a team of foremost experts, addresses the exciting and rapidly developing topic of ultrahigh-density magnetic data storage. It combines modern topics in nanomagnetism with issues relating to the fabrication and characterization of magnetic nanostructures. "Magnetic Nanostructures in Ultrahigh-Density Data Storage" will be of interest to R and D scientists in both academia and industry. Graduate students will also find in this book an accessible introduction to the essential issues.