Nanotechnology is the handling of matter on a very minute scale, which cannot be seen by the eye or picked by our hands. It deals with matter at a molecular or atomic scale. It has led to advancements in drug delivery in health sciences, crop protection and livestock productivity in agriculture, water treatment, early detection of diseases, solar energy, etc. This book is essential for readers who wish to broaden their scope of knowledge by learning about the contemporary developments in the field of nanotechnology. Scientists and students actively engaged in this field will find this book full of crucial and unexplored concepts. For all those who are interested in nanotechnology, the case studies included in this text will serve as an excellent guide to develop a comprehensive understanding of the subject.