沉痛悼念！杨振宁先生因病在北京逝世，享年103岁

Core Points - Renowned physicist Yang Zhenning, a Nobel Prize winner and academician of the Chinese Academy of Sciences, passed away on October 18, 2025, in Beijing at the age of 103 [1] Group 1: Biography and Education - Yang Zhenning was born in 1922 in Hefei, Anhui, and moved to Tsinghua University in 1929. He entered Southwest Associated University in 1938 and graduated with a master's degree from Tsinghua University in 1944. He pursued further studies in the United States, earning a Ph.D. from the University of Chicago in 1948 [3] - He joined the Institute for Advanced Study in Princeton in 1949 and became a permanent member in 1952, later serving as a professor at Stony Brook University and holding various prestigious academic positions [3] Group 2: Contributions to Physics - Yang Zhenning is recognized as one of the greatest physicists of the 20th century, contributing significantly to modern physics. He co-developed the Yang-Mills theory, which laid the groundwork for the particle physics standard model, comparable to Maxwell's equations and Einstein's general relativity [4] - He, along with Li Zhengdao, proposed the revolutionary idea of parity violation in weak interactions, earning the Nobel Prize in Physics in 1957, becoming one of the first Chinese laureates [4] - Yang's discovery of the Yang-Baxter equation opened new directions in statistical physics and quantum groups, impacting various fields including particle physics and condensed matter physics [4] Group 3: Influence and Legacy - Yang Zhenning was instrumental in fostering academic exchanges between China and the United States, initiating a wave of visits by Chinese scholars to the U.S. after his first visit to China in 1971 [5] - He established the "Committee for Educational Exchange with China," funding nearly a hundred Chinese scholars to study in the U.S., significantly contributing to China's scientific development [5] - His dedication to the development of Tsinghua University's Institute for Advanced Study and his influence on China's science and education policies have left a lasting impact on higher education reform in China [5]