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Digital recipe simplifies metamaterials: analogy to electronic bits offers new way to manipulate light.
Invisibility cloaks and superlenses could be improved by taking a page from the digital playbook, two scientists contend September 14 in Nature Materials. Their method, inspired by the Is and Os of digital electronics, involves arranging nanosized blocks of just two materials to bend and focus light.
It's a new approach to making metamaterials--intricately engineered combinations of metal, plastic and other components with structural features small enough to manipulate waves of light....
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