We demonstrate an optically employable negative permittivity regime in a photorefractive dipolar glass. Signature anti-diffraction is detected when the transparent glass is cast far from equilibrium through a rapid small-amplitude temperature swing. © 2012 OSA.
Delre, E., Parravicini, J., Parravicini, G., Agranat, A., Conti, C. (2012). Wavelength-insensitive negative optical permittivity without nanofabrication in transparent nonlinear dipolar glasses. In 2012 Conference on Lasers and Electro-Optics, CLEO 2012. IEEE Computer Society [10.1364/qels.2012.qth3e.4].
Wavelength-insensitive negative optical permittivity without nanofabrication in transparent nonlinear dipolar glasses
Parravicini J.;
2012
Abstract
We demonstrate an optically employable negative permittivity regime in a photorefractive dipolar glass. Signature anti-diffraction is detected when the transparent glass is cast far from equilibrium through a rapid small-amplitude temperature swing. © 2012 OSA.
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