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Researchers Design First Battery-Powered Invisibility Cloak

Researchers at The University of Texas at Austin have proposed the first design of a cloaking device that uses an external source of energy to significantly broaden its bandwidth of operation.

Researchers Create an Ultrathin Invisibility Cloak

Until now, the invisibility cloaks put forward by scientists have been bulky devices — an obvious flaw for those interested in Harry Potter-style applications. However, researchers at The University of Texas at Austin have developed a cloak that is just micrometers thick and can hide three-dimensional objects from microwaves in their natural environment, in all directions and from all of the observers’ positions.