首次公开！这是70多年前于敏的工资条

Core Viewpoint - The article commemorates the contributions of Yu Min, a key figure in China's nuclear weapons development, highlighting his dedication to serving the nation and his significant achievements in the field of physics and hydrogen bomb research [3][25]. Group 1: Early Life and Education - Yu Min was born in 1926 in Tianjin and was motivated by a desire to serve his country after witnessing its struggles [3]. - He excelled academically at Peking University, graduating first in his class in 1949 with a score of 88.46, and later served as a teaching assistant while earning a monthly salary equivalent to 400 jin of millet [5][6]. Group 2: Career Development - In 1951, Yu Min transitioned from academia to the Institute of Modern Physics at the Chinese Academy of Sciences, where he contributed to the development of nuclear physics theories [10]. - He was recruited to work on hydrogen bomb research in 1961, motivated by the tense geopolitical climate and a sense of national duty [12]. Group 3: Achievements in Hydrogen Bomb Research - Yu Min led a team of over 30 young researchers in a groundbreaking effort to develop China's hydrogen bomb, relying on basic resources and a strong nationalistic spirit [14][15]. - The team successfully completed the theoretical design of the hydrogen bomb during a critical period known as the "Hundred-Day Campaign" in 1965, overcoming significant challenges [15][18]. - China conducted its first hydrogen bomb test on June 17, 1967, achieving this milestone in just 2 years and 8 months, significantly faster than other nuclear powers [18][20]. Group 4: Personal Life and Legacy - Yu Min dedicated 28 years to his work in secrecy, which affected his personal life, including the health of his wife, who passed away in 2012 [20][21]. - He expressed regret over the time spent away from his family, emphasizing his commitment to national service over personal relationships [23]. - Yu Min passed away on January 16, 2019, at the age of 93, leaving behind a legacy of dedication to his country and contributions to science [23].