Special modes induced by inter-chain coupling in a non-Hermitian ladder system
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Special modes induced by inter-chain coupling in a non-Hermitian ladder system |
| Rong Huang,Yu Yan,Zhi-Xu Zhang,Lu Qi,Hong-Fu Wang,Shou Zhang |
| Figure 1. A schematic diagram of two coupled identical non-Hermitian SSH chains. The number of lattice sites of one chain is N. The total number of lattice sites is L = 2N. |
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