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Science. 2007 Mar 23;315(5819):1699-701.

Magnifying superlens in the visible frequency range.

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  • 1Department of Electrical and Computer Engineering, University of Maryland, College Park, MD 20742, USA. smoly@eng.umd.edu


We demonstrate a magnifying superlens that can be integrated into a conventional far-field optical microscope. Our design is based on a multilayer photonic metamaterial consisting of alternating layers of positive and negative refractive index, as originally proposed by Narimanov and Engheta. We achieved a resolution on the order of 70 nanometers. The use of such a magnifying superlens should find numerous applications in imaging.

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