1 laser principle and technology Author: Yan Jixiang Publishing House: Higher Education Publishing House includes seven chapters, including laser basic principle, resonator theory, laser oscillation characteristics, typical lasers, semiconductor lasers, laser modulation technology, Q-switched and mode-locked technology, and frequency conversion. 2 laser principle study guide Author: Gao Yizhi Publishing House: National Defense Industry Encyclopedia * * * is divided into six chapters: the basic principle of laser; Open cavity and Gaussian beam: the vibration interaction between electromagnetic field and matter; Laser oscillation characteristics; Laser amplification characteristics; Control and improvement of laser characteristics. Each chapter is equipped with a summary, thinking questions, examples and exercises. Some exercises give different levels of problem-solving skills. The reference answers to the exercises are attached to the back of the book. 3 laser principle Author: Zhou Bingkun Gao Yizhi Zhichen Press: National Defense Industry Press, including laser optical resonator theory, rate equation and semiclassical theory; Typical lasers, laser amplifiers and some techniques for improving and controlling laser characteristics are also briefly introduced. 4 Principle and application of laser Author: Wei Biao, Sheng Xinzhi Press: Chongqing University Press: The contents include: introduction, near-oscillation interaction between light and matter, rate equation theory, working characteristics of CW laser, optical resonator theory, Gaussian beam, typical laser, laser application, etc. Each chapter of the book is also equipped with thinking and practice questions, and there are appendices and references at the end of the book. 5 Laser Principle Author Wang Qingpu Press Shandong University