The Technology of Organic Electroluminescent Devices . Textbook" by E. X. Avetisova and A. G. Cherednichenko is a unique and relevant publication that immerses the reader in the world of organic electronics and highlights key aspects of the development and application of electroluminescent devices. This manual will become an indispensable assistant for students, graduate students and specialists in the field of physics, materials science and electronics, as well as anyone interested in modern technologies and their application in everyday life. The book discusses in detail the principles of organic electroluminescent (OLED) devices, ranging from the basics of physics and chemistry to the latest advances in this field. The authors share their knowledge of the materials used to create OLED, as well as their production and testing technologies. The reader will be able to learn about the different types of organic compounds, their properties and methods of synthesis, which is a key point for understanding the operation of these devices. One of the main topics raised in the book is the effect of organic materials on the efficiency and durability of electroluminescent devices. The authors emphasize the importance of choosing the right materials and technologies, which can significantly affect the final product. This makes the book especially valuable for those who want to understand more deeply how OLEDs work and what factors affect their performance. The book will be of interest not only to students and teachers, but also to practicing engineers and researchers working in the development of new technologies. It can become the basis for courses in electronics and materials science, as well as serve as a source of inspiration for new research and development. Readers interested in modern trends in technology will be able to find in it a lot of useful information about the future of organic electronics and its application in various fields, including displays, lighting and even medical devices. The style of the authors is distinguished by clarity and accessibility of presentation, which makes complex scientific concepts understandable to a wide audience. They use many illustrations, diagrams and tables, which helps to visualize the material and facilitates the learning process. This approach allows readers not only to assimilate information, but also to apply it in practice. The book “Technology of organic electroluminescent devices” is part of a broader trend in science and technology that has been actively developing in recent decades. It may be of interest to those looking for literature on topics such as "organic electronics", "OLED technology", "electronic materials" and "modern lighting technology" If you want to be aware of the latest developments in the field of organic electroluminescent devices and learn how these technologies can change our world, then this tutorial will be a real find for you. It will not only expand your knowledge, but also inspire new ideas and projects that can become the basis for future innovations in the field of electronics.