中国科学院院士、美籍华裔科学家田长霖教授日前在中科院的一个报告会上说 ,纳米技术涉及物理、化学、材料、生物工程等多学科领域 ,有着广阔的应用前景 ,已成为美国等西方发达国家投资的热点 ,它将同信息和生物技术一起成为 2 1世纪最重要的科技发展领域。1纳米仅为十亿分之一 Professor Tian Changlin, a member of the Chinese Academy of Sciences and Chinese American scientist, said at a recent report by the Chinese Academy of Sciences that nanotechnology has broad application prospects in such fields as physics, chemistry, materials and bioengineering, and has become an important investment in the developed western countries such as the United States Which will be the most important technological development area in the 21st century together with information and biotechnology. One nanometer is only one in a billion