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Discovery

Hidden from view

graphic representation shows how three active sources cloak an incoming circular wave

This graphic representation shows how three active sources cloak an incoming circular wave (like ripples from a stone dropped in water), creating a quiet zone for the object to be cloaked. This is just for one frequency.

Credit: Fernando Guevara Vasquez, University of Utah


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Engineering researcher Dr. Andrea Alù discusses his award and research. Alù is a pioneer in the field of metamaterials who has developed "cloaking" technology to make objects invisible to sensors.

Credit: NSF