Observation of dispersion-free edge states in honeycomb photonic lattices

Y. Plotnik, M. Rechtsman, D. Song, M. Heinrich, A. Szameit, N. Malkova, Zhigang Chen, M. Segev
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引用次数: 3

Abstract

We present the observation of dispersion-free edge states in a honeycomb lattice. We show the existence of surface states on both zigzag and bearded edges, and display their dispersion-free nature by tilting the input beam.
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蜂窝光子晶格中无色散边缘态的观察
我们提出了蜂窝晶格中无色散边缘状态的观察。我们证明了在锯齿形边缘和胡须状边缘表面态的存在,并通过倾斜输入光束显示了它们的无色散性质。
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