清华大学：沉痛悼念深切缅怀周炳琨院士

Core Viewpoint - The passing of Professor Zhou Bingkun, a pioneer in laser and optoelectronics in China, represents a significant loss for Tsinghua University and the broader field of laser and optoelectronics in the country [5]. Group 1: Contributions to Science and Education - Zhou Bingkun was a foundational figure in the field of laser and optoelectronics, having established the laser research group at Tsinghua University in 1962 and led the development of solid-state lasers and their applications [3]. - He was instrumental in creating high-efficiency, long-lifetime, narrow-linewidth, and frequency-stable semiconductor laser-pumped solid-state lasers, which opened new avenues in solid-state laser technology [3]. - Zhou authored the textbook "Principles of Laser" in 1980, which became a classic in the field and has been revised to its 7th edition, significantly contributing to the education of numerous students in optics and optoelectronics [4]. Group 2: Recognition and Awards - Throughout his career, Zhou received multiple prestigious awards, including the National Science and Technology Progress Award, National Technology Invention Award, and the He Liang He Li Foundation Science and Technology Progress Award, recognizing his significant contributions to science and technology [3]. - He was elected as an academician of the Chinese Academy of Sciences in 1991 and served in various leadership roles within scientific organizations, further highlighting his influence in the scientific community [3]. Group 3: Legacy and Influence - Zhou's dedication to teaching and mentoring has resulted in a large number of outstanding talents in the field, many of whom have become leaders in optoelectronics [4]. - His personal philosophy emphasized the importance of moral integrity, exploration of truth, and a commitment to education, which has left a lasting impact on his students and colleagues [4].