WEST LAFAYETTE, Ind. - Researchers have created a new type of invisibility cloak that is simpler than previous designs and works for all colors of the visible spectrum, making it possible to cloak larger objects than before and possibly leading to practical applications in "transformation optics."
Whereas previous cloaking designs have used exotic "metamaterials," which require complex nanofabrication, the new design is a far simpler...
Saturday, May 23, 2009
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