我是1987年底从美国加州理工学院留学回国的。回国以后,开始从事一门新兴的前沿学科——扫描隧道显微学的研究,先后担任课题组长、研究室主任。1991—1992年,又作为客座教授到日本工作。从1992年7月开始,任中科院化学所分管科研和外事的副所长,并兼基础研究部主任和学术委员会副主任。 I returned from studying abroad at the California Institute of Technology in late 1987. After returning home, began to engage in a new cutting-edge cutting-edge discipline - scanning tunneling microscopy research, served as project leader, director of research. From 1991 to 1992, he worked as a visiting professor in Japan. Since July 1992, he has been the deputy director of the Chinese Academy of Sciences in charge of scientific research and foreign affairs, as well as the director of the basic research department and the deputy director of the academic committee.