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Nanotechnology is the ability to control or manipulate materials on the
atomic scale to create structures that have novel properties and functions
because of their size, shape or composition. These structures are typically
less than 100 nanometers in size. A nanometer is one billionth of a meter,
which is approximately 100,000 times smaller than the width of a human
hair and is up to 100 times smaller than geometries typically used in
commercial semiconductor manufacturing today.
By organizing atoms into structures of different shapes and sizes on a
nanoscale, important properties including electrical, optical and physical,
can be controlled. At the nanoscale, these properties can be fundamentally
different than the properties of the same materials at a larger, traditional
scale. When nanostructures are engineered into end user products, these
products are expected to benefit from the unique properties exhibited
by the nanostructures. We believe that the application of nanotechnology
to multiple industries will significantly improve the performance, cost
and functionality of existing products and allow the development of products
previously not possible. As an example, with certain traditional materials,
color is varied by using different chemicals. At the nanoscale, variations
in color can be achieved by varying the size of a nanostructure, rather
than its chemical composition. This could improve performance and color
flexibility in products, such as displays, solid state lighting and solar
cells, while reducing their cost and manufacturing complexity.
Many of the unique properties of nanostructures arise at sizes for which
traditional fabrication processes, such as those used in semiconductor
manufacturing, are either impractical or not possible using today's technologies.
Scientists have therefore developed methods for forming these nanostructures
from the bottom up, building them atom by atom with precise control. Innovative
and novel technologies are required for the design and synthesis of nanostructures,
their assembly into products and their interface into end user products.
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