Observation of fractal higher-order topological states in acoustic metamaterials
Shengjie Zheng, Xianfeng Man, Ze‐Lin Kong, Zhi‐Kang Lin, Guiju Duan, Ning Chen, Dejie Yu, Jian‐Hua Jiang, Baizhan Xia
Topics & Concepts
FractalTopology (electrical circuits)Sierpinski triangleFractal dimensionSierpinski carpetPhysicsGeometryHausdorff dimensionMathematicsMathematical analysisCombinatoricsTopological Materials and PhenomenaAcoustic Wave Phenomena ResearchMetamaterials and Metasurfaces Applications