A novel re-entrant honeycomb metamaterial with tunable bandgap - Tao, Zhi; Ren, Xin; Sun, Long; Zhang, Yi; Jiang, Wei; Zhao, Ai Guo; Xie, Yi Min (Smart materials and structures, 2022)
Keywords: acoustic; auxetic; bandgap; hierarchical; metamaterial; re-entrant honeycomb; tunability