All natural and living systems are governed by atomic and molecular behavior at the nanoscale. Research is now seeking systematic approaches to create revolutionary new products and technologies by control of matter at the same scale. Fundamental discoveries and potential implications of nanotechnology to wealth, health and peace have captured the imagination of scientists, industry and government experts. The National Nanotechnology Initiative (NNI) has become a top national priority in science and technology in U.S. for fiscal year 2001, with a Federal nanotechnology investment portfolio of
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