Non-integer-dimensional architected materials enabling synergistic acoustic, mechanical, and fluid coupling
Zichao Guo, Ziping Lei, Kexin Zeng, Yiman Chen, Zhonggang Wang, Zheng Fan, Zhendong Li
Abstract
stress redistribution, and enhanced airflow efficiency enabled by drag-reducing multiscale channels. These functionalities arise intrinsically from fractal hierarchy, without reliance on material heterogeneity or external hybridization. Crucially, the dimensional parameter serves as a scalable and fabrication-accessible handle, bridging abstract fractional geometry with real-world engineering. This work establishes NDAMs as a powerful design axis for next-generation multifunctional metamaterials, with potential applications in aerospace, transport, and biomedical systems.
Topics & Concepts
Materials scienceModular designBroadbandScalabilityReusabilityProof of conceptBridging (networking)FractalMechanical energyCoupling (piping)NanotechnologyExploitComputer scienceEnergy harvestingWork (physics)ScatteringAbsorption (acoustics)AirflowTopology (electrical circuits)DissipationEnergy (signal processing)Efficient energy useElectronic engineeringMechanical engineeringAcoustic Wave Phenomena ResearchCellular and Composite StructuresMetamaterials and Metasurfaces Applications