Textbook in PDF format This book is a comprehensive text and a ready reckoner on the theory and applications of nanotechnology. It provides an insight into the history of nanoscience and nanotechnology. It discusses in-depth the optical, mechanical, electrical, magnetic, and catalytic properties of materials at nanoscale. It is a comprehensive discourse on nanostructured ferromagnetism, optical and vibrational spectroscopy, quantum wells, self-assembly, and biological materials at nanoscale