Experimental Demonstration of Optical Nanofocusing by a Plasmonic Dimple Lens

Hyojune Lee; Shantha Vedantam; Japeck Tang; Josh Conway; Matteo Staffaroni; Eli Yablonovitch

doi:10.1364/meta_plas.2008.mma2

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Experimental Demonstration of Optical Nanofocusing by a Plasmonic Dimple Lens

Article 2008 en

Abstract

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This paper reports the first experimental characterization of Plasmonic Dimple Lens structure that can focus optically-coupled surface plasmons to a nanoscopic volume beyond the diffraction limit, using the near-field scanning optical microscopy (NSOM) technique.

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