Observation of topological edge states in parity–time-symmetric quantum walks

By Lei Xiao, Xiang Zhan, Zhi-Hao Bian, Kunkun Wang, Xin Zhang, X. P. Wang, Jing-Feng Li, Ken Mochizuki, Dakyeong Kim, Norio Kawakami and 4 more. Nature Physics, 2017

443 citations recorded by the source corpus.

Subfields: Atomic and Molecular Physics, and Optics

View Paper: https://www.semanticscholar.org/paper/3f40e2cf89449a8d5f39b5f08bf871a80fef706a

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In Atomic and Molecular Physics, and Optics

1. Nathan Goldman
2. A. Amo
3. T. Ozawa
4. H. Price
5. M. Rechtsman
6. K. Kawabata
7. I. Carusotto
8. David I. Schuster

Citations in the corpus

• Higher-order non-Hermitian skin effect (2020, unknown): “[100] L.”
• Topological photonics (2018, background): “Topological edge states in PT -symmetric quantum walks have also been experimentally observed (Xiao et al., 2017).”
• Chiral control of quantum states in non-Hermitian spin–orbit-coupled fermions (2021, background): “Although recent works have explored non-Hermitian systems within a quantum framework [28] and have demonstrated the PT symmetrybreaking transition in non-Hermitian quantum systems, such as photons [29, 30], superconducting qubits [31], single electronic spins [32], exciton-polaritons [33], or atoms ”
• Exceptional topology of non-Hermitian systems (2019, unknown): “in a PT -symmetric SSH chain in an optical setup with balanced gain and loss (Xiao et al., 2017), as predicted in theory (Mochizuki et al.”
• Topological Phases of Non-Hermitian Systems (2018, background): “which can be any linear stroboscopic dynamics or even a single input-output process, such as nonunitary quantum walk [87,129] or quantum channels [112].”