Graded multifunctional piezoelectric metastructures for wideband vibration attenuation and energy harvesting

• Published in: Smart materials and structures Vol. 30; no. 1; pp. 15029 - 15038
• Main Authors: Alshaqaq, M, Erturk, A
• Format: Journal Article
• Language: English
• Published: IOP Publishing 01.01.2021
• Subjects: energy harvesting; metamaterial; piezoelectric; vibration attenuation

Unlike well-studied locally resonant (LR) metamaterials with a periodic array of identical resonators, 'graded' LR metamaterials consist of an array of resonators with a spatially varying parameter, yielding wideband wave attenuation and mode trapping/localization, among other features. In...