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Conferences > CLEO_QELS > 2015 > FM1C > FM1C.5

A new type of optical activity in a toroidal metamaterial

T. A. Raybould, V. A. Fedotov, N. Papsimakis, I. Youngs, W. T. Chen, D. P. Tsai, and N. I. Zheludev

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Abstract

We demonstrate experimentally and numerically the first ever observation of optical activity in a chiral metamaterial that is underpinned by the exotic resonant combination of an electric quadrupole and the elusive toroidal dipole.

© 2015 Optical Society of America

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