Strong interlayer coupling and stable topological flat bands in twisted bilayer photonic Moiré superlattices

Chang-Hwan Yi; Hee Chul Park; Moon Jip Park

doi:10.1038/s41377-022-00977-4

Light: Science & Applications (Oct 2022)

Strong interlayer coupling and stable topological flat bands in twisted bilayer photonic Moiré superlattices

Chang-Hwan Yi,
Hee Chul Park,
Moon Jip Park

Affiliations

Chang-Hwan Yi: Center for Theoretical Physics of Complex Systems, Institute for Basic Science (IBS)
Hee Chul Park: Center for Theoretical Physics of Complex Systems, Institute for Basic Science (IBS)
Moon Jip Park: Center for Theoretical Physics of Complex Systems, Institute for Basic Science (IBS)

DOI: https://doi.org/10.1038/s41377-022-00977-4
Journal volume & issue: Vol. 11, no. 1
pp. 1 – 7

Abstract

Read online

we realize a photonic analog of the moiré superlattice in the strong coupling regime. The cascades of robust topological flat bands occur at large twist-angles.

Published in Light: Science & Applications

ISSN: 2047-7538 (Online)
Publisher: Nature Publishing Group
Country of publisher: United Kingdom
LCC subjects: Technology: Engineering (General). Civil engineering (General): Applied optics. Photonics; Science: Physics: Optics. Light
Website: https://www.nature.com/lsa/

About the journal