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within Ruo-Yang Zhang Remove this filter Atomic, Molecular, Optical and Plasma Physics Remove this filter Condensed Matter Physics Remove this filter

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    Article

    Non-Hermitian swallowtail catastrophe revealing transitions among diverse topological singularities

    Exceptional points are a unique feature of non-Hermitian systems at which the eigenvalues and corresponding eigenstates of a Hamiltonian coalesce. Many intriguing physical phenomena arise from the topology of ...

    **g Hu, Ruo-Yang Zhang, Yixiao Wang, ** Ouyang, Yifei Zhu… in Nature Physics (2023)

  2. No Access

    Article

    Classical non-Abelian braiding of acoustic modes

    Non-Abelian braiding is regarded as an essential process for realizing quantum logic. Its realizations in quantum systems often rely on the dynamic winding of anyons, which can be challenging to obtain. Implem...

    Ze-Guo Chen, Ruo-Yang Zhang, C. T. Chan, Guancong Ma in Nature Physics (2022)