Abstract: Phononic crystals and metamaterials have been widely investigated over the last decade. In recent years, by integration with piezoelectric transducers, phononic/metamaterial-based piezoelectric energy harvesters (PEHs) ...

Abstract: Extensive research efforts have been dedicated to exploring the application of metamaterial beams for vibration suppression. However, most existing designs primarily focused on utilizing the translational motion of local ...

Abstract: Abstract. Piezoelectric energy harvesters (PEHs) represent a compelling alternative to batteries for powering low-power Internet of Things (IoT) electronics, particularly in maintenance-constrained applications. However, ...

Abstract: Inspired by the mechanism of acoustic–elastic metamaterial (AEMM) that exhibits a stop band gap for wave transmission, simultaneous vibration suppression and energy harvesting can be achieved by integrating AEMM with ...

Abstract: In recent years, metamaterials for the applications in low-frequency vibration suppression and noise reduction have attracted numerous research interests. This paper proposes a metamaterial system with local resonators ...

Abstract: Phononic crystals and metamaterials have attractive potential in elastic wave attenuation and guiding over specific frequency ranges. Different from traditional phononic crystals/metamaterials consisting of identical unit ...

Abstract: Abstract. This study introduces a novel piezoelectric energy harvester based on a diatomic sandwich beam structure, offering a promising solution for wireless sensors and IoT nodes to operate without chemical batteries. ...