Observation of Unconventionally Extended Flat-band States in Photonic Lieb Lattices

Shiqi Xia,Shiqiang Xia,Denghui Li,Xiuying Liu,Liqin Tang,Daohong Song,S. Flach,Zhigang Chen

conference on lasers and electro optics（2018）

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摘要

We propose and demonstrate unconventional flat-band states (compact localized lines) in photonic Lieb lattices. A simple yet effective writing technique leads to desired lattice boundaries that support linear localized modes (lines and necklaces) unrealized before.

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关键词

linear localized modes,effective writing technique,lattice boundaries,compact localized lines,unconventionally extended flat-band states,photonic Lieb lattices

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