Direct extraction of topological Zak phase with the synthetic dimension

Experimental extraction of Zak phase from band structures of a Su-Schrieffer-Heeger model in the synthetic frequency dimension, constructed by two coupled ring resonators with bichromatic modulations of different amplitudes.

Bibliographic Details
Main Authors: Guangzhen Li, Luojia Wang, Rui Ye, Yuanlin Zheng, Da-Wei Wang, Xiong-Jun Liu, Avik Dutt, Luqi Yuan, Xianfeng Chen
Format: Article
Language:English
Published: Nature Publishing Group 2023-03-01
Series:Light: Science & Applications
Online Access:https://doi.org/10.1038/s41377-023-01126-1