Multi-resonant metamaterials based on self-sensing piezoelectric patches and digital circuits for broadband isolation of elastic wave transmission

• Published in: Smart materials and structures Vol. 31; no. 1; pp. 15042 - 15058
• Main Authors: Yi, Kaijun, Liu, Zhiyuan, Zhu, Rui
• Format: Journal Article
• Language: English
• Published: IOP Publishing 01.01.2022
• Subjects: bandgap; elastic wave isolation; metamaterials; multi-resonance; piezoelectric materials

This paper proposes a general method to design multi-resonant piezoelectric metamaterials. Such metamaterials contain periodically distributed piezoelectric patches bonded on the surfaces of a host structure. The patches are shunted with digital circuits and working on self-sensing mode. A transfer...