Topological phases of extended Su-Schrieffer-Heeger-Hubbard model

Abstract Despite extensive studies on the one-dimensional Su-Schrieffer-Heeger-Hubbard (SSHH) model, the variant incorporating second-nearest neighbor hopping remains largely unexplored. Here, the topological classification of the extended SSH model is analyzed within the framework of the BDI symmet...

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Bibliographic Details
Main Authors: Pei-Jie Chang, Jinghui Pi, Muxi Zheng, Yu-Ting Lei, Xingbo Pan, Dong Ruan, Gui-Lu Long
Format: Article
Language:English
Published: Nature Portfolio 2025-05-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-025-02284-5
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