The book “Test Neutron-Physical Calculations of Nuclear Reactors” by Mikhail Nikolaevich Zizin, Lev Konstantinovich Shishkov and Lenina Nikolaevna Yaroslavtseva is a unique and in-depth study in the field of nuclear physics and engineering. This publication will be a real find for both undergraduate and graduate students, and for professionals working in the field of nuclear energy and related disciplines. The book examines key aspects of neutron physics that play an important role in the design and operation of nuclear reactors. The authors invite readers to immerse themselves in the world of complex calculations and models necessary to understand the processes occurring in the reactor core. Readers will learn about the different methods and approaches to testing neutron fields, as well as how these calculations affect the safety and efficiency of nuclear installations. One of the main topics of the book is the analysis of various types of nuclear reactors, their design features and principles of operation. The authors explain in detail how neutron fluxes interact with reactor materials, allowing readers to better understand the physical processes underlying the nuclear reaction. The book also addresses issues related to radiation safety and radiation protection techniques, which makes it particularly relevant in light of current nuclear energy challenges. Who can like this edition? First of all, the book will be of interest to students and graduate students studying nuclear physics, engineering sciences and energy . It will also be useful to practicing engineers and researchers working in the field of nuclear energy, as well as to anyone interested in modern technologies and their application in real life. Readers passionate about science and technology will find many useful knowledge and practical examples in this book. The style of the authors is distinguished by clarity and accessibility, which makes it easy to assimilate complex concepts and ideas. Mikhail Nikolaevich Zizin, Lev Konstantinovich Shishkov and Lenina Nikolaevna Yaroslavtseva are experienced specialists in their field, and their knowledge and experience make this book a valuable source of information. Their previous work also deals with the topics of nuclear physics and energy, which confirms their authority and professionalism. The book “Test Neutron-Physical Calculations of Nuclear Reactors” not only enriches the reader with new knowledge, but also raises important questions about the future of nuclear energy, its role in ensuring energy security and sustainable development. In the face of global climate change and the growing need for clean energy, understanding the fundamentals of nuclear physics is becoming more relevant than ever. This book is not just a textbook, but a real encyclopedia of knowledge that will help readers to better understand the complex processes occurring in nuclear reactors. If you are looking for information about neutron physics, nuclear reactors and their calculations, then this publication will become an indispensable assistant in your training and professional activities. Do not miss the opportunity to expand your horizons and immerse yourself in the exciting world of nuclear physics with the help of this book!