Observation of emergent momentum–time skyrmions in parity–time-symmetric non-unitary quench dynamics

Dynamic topological phenomena remain challenging to be probed experimentally. Here, Wang et al. theoretically characterize and experimentally detect dynamical skyrmions in parity‐time‐symmetric non‐unitary quench dynamics in single‐photon discrete‐time quantum walks.

Bibliographic Details
Main Authors: Kunkun Wang, Xingze Qiu, Lei Xiao, Xiang Zhan, Zhihao Bian, Barry C. Sanders, Wei Yi, Peng Xue
Format: Article
Language:English
Published: Nature Publishing Group 2019-05-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-019-10252-7