Observation of higher-order topological acoustic states protected by generalized chiral symmetry X Ni, M Weiner, A Alù, AB Khanikaev Nature materials 18 (2), 113, 2019 | 273 | 2019 |

Observation of Hofstadter butterfly and topological edge states in reconfigurable quasi-periodic acoustic crystals X Ni, K Chen, M Weiner, DJ Apigo, C Prodan, A Alu, E Prodan, ... Communications Physics 2 (1), 1-7, 2019 | 47 | 2019 |

Demonstration of a third-order hierarchy of topological states in a three-dimensional acoustic metamaterial M Weiner, X Ni, M Li, A Alù, AB Khanikaev Science advances 6 (13), eaay4166, 2020 | 39 | 2020 |

Demonstration of a quantized acoustic octupole topological insulator X Ni, M Li, M Weiner, A Alù, AB Khanikaev Nature communications 11 (1), 1-7, 2020 | 34 | 2020 |

Topological phases and nonreciprocal edge states in non-Hermitian Floquet insulators M Li, X Ni, M Weiner, A Alù, AB Khanikaev Physical Review B 100 (4), 045423, 2019 | 27 | 2019 |

Fourth-Order Topological Insulator via Dimensional Reduction K Chen, M Weiner, M Li, X Ni, A Alù, AB Khanikaev arXiv preprint arXiv:1912.06339, 2019 | 1 | 2019 |

Emulating Condensed Matter Systems in Classical Wave Metamaterials M Weiner PQDT-Global, 2020 | | 2020 |

Demonstration of a 3rd order hierarchy of topological states in a three-dimensional acoustic metamaterial (Conference Presentation) M Weiner, X Ni, M Li, A Alu, A Khanikaev Metamaterials, Metadevices, and Metasystems 2019 11080, 110800N, 2019 | | 2019 |