Subwavelength focusing of light without evanescent waves by an array of nanoholes

Huang, Fu Min, Chen, Yifang, García de Abajo, F.Javier and Zheludev, Nikolay (2007) Subwavelength focusing of light without evanescent waves by an array of nanoholes. CLEO/QELS 2007: Conference on Lasers and Electro-Optics: Quantum Electronics and Laser Science Conference, Baltimore, USA, Baltimore, United States. 06 - 11 May 2007.

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Abstract

We provide the first evidence of free-space subwavelength focusing without evanescent fields using a photonic nano-structure. Hot-spots smaller than half of the wavelength were observed at distances of tens of wavelengths from the structure.

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Published date: 2007

Additional Information: QThI1

Venue - Dates: CLEO/QELS 2007: Conference on Lasers and Electro-Optics: Quantum Electronics and Laser Science Conference, Baltimore, USA, Baltimore, United States, 2007-05-06 - 2007-05-11

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