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What is Edge-State Instabilities of Bosons in A Topological Band about?

This paper investigates the dynamics of bosons in topological bands, specifically focusing on the instability of edge states while bulk modes remain stable. The authors demonstrate that bosons prepared in a higher-energy band can rapidly populate unstable edge modes due to a dynamical instability, using the Su-Schrieffer-Heeger model as an example. This work highlights the unique behaviors of bosonic systems in nontrivial topological structures, which may have implications for experimental realizations in u

Author

Samriddha Ganguly

Language

EN