This book is divided into six chapters covering details about the nucleus, the building block of Matter around us. The first chapter covers basic composition of nucleus. The second and third chapters cover details about properties of the nucleus and the arrangement of nucleon in the nucleus. Fourth and fifth chapters are about the simple two nucleon system and and about the radioactive nucleus. The sixth chapter gives ideas about the radioactive nucleus and its effects.

Dr. Vivek Mandot is presently working as Lecturer in Physics, V.K.B. Government Girl's College, Dungarpur. He is teaching physics for more than 20 years. He is actively engaged in teaching and research activities and has presented two papers in International conferences and many papers in National Conferences and seminars. He is actively working towards development of entrepreneurship among science students and has conducted two workshops with the help of Department of Science and Technology. Presently he is working to develop a series of books for physics students to help them understanding the fundamentals of physics.