Optical technologies are finding a place in a growing number of commercial and consumer nanoapplications. While some companies are capitalizing on the term "nano" by interpreting it to be anything with submicron dimensions, real nanomaterials and nanoprocesses with dimensions on the order of 1 to 100 nm do exist--some even in the commercial realm. Today, applications in cosmetics, medicine, alternative energy, communications, and displays are benefiting from the basic science of nanotech research to date.
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