“Fundamentals of Solid State Electronics” authored by Sah provides a comprehensive overview of the fundamental principles underlying the behavior and operation of solid-state electronic devices. This book covers a wide range of topics, including semiconductor physics, crystal structures, carrier transport mechanisms, p-n junctions, bipolar junction transistors (BJTs), field-effect transistors (FETs), and semiconductor device fabrication techniques. Through clear explanations, illustrative examples, and practical applications, readers gain insights into the physical processes governing the behavior of semiconductor materials and devices. The book also explores advanced topics such as semiconductor heterostructures, quantum mechanics effects, and nanoscale device technologies, highlighting the latest advancements and future directions in solid-state electronics research and development. Whether you’re a student, researcher, or practicing engineer in the field of electrical engineering, physics, or materials science, this book serves as an invaluable resource for understanding the fundamental concepts and principles of solid-state electronics and their applications in modern technology.