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Conferences > CLEO_QELS > 2018 > FM4Q > FM4Q.1

Chirality-locked valley polarization in photonic graphene

Yuan Li, Yong Sun, Yunhui Li, Haitao Jiang, Zhigang Chen, and Hong Chen

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Abstract

We demonstrate experimentally chirality-locked valley polarization in photonic graphene. A point source without chirality excites two inequivalent (K, K’) valleys equally, whereas a chiral source selectively excites only one preferred valley depending on its chirality.

© 2018 The Author(s)

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