Phononic materials are periodically arranged building blocks in the form of material
properties, geometries, and/or boundary conditions. This synthetic architecture makes …

By employing periodic electrical boundary conditions, an innovative method to generate
actively tunable topologically protected interface mode in a “homogeneous” piezoelectric …

Thermally tunable elastic wave transport with controllable topological properties in a thin
plate is investigated. For the prior plate-type phononic crystals designed with passive …

Acoustic/elastic metamaterials exhibit a wealth of unusual properties conducive to wave
manipulation. This review outlines state-of-the-art developments from FPUT chains, granular …

In this paper, a tunable beam-type metamaterial composed of elastic base beams and
periodically arrayed active beam-type resonators is designed and analyzed theoretically …

Lightweight, low-frequency, broadband and highly efficient vibration reduction is widely
desired in various devices. Nonlinear acoustic metamaterial (NAM) is a new type of …

The research interest on phononic crystals now takes a new turn towards the acoustic/elastic
analogies of the quantum concepts, eg, the quantum Hall, quantum spin Hall and quantum …

This study presents a new type of active underwater local resonance metamaterial
mathematical model for topologically protected acoustic wave propagation. The underwater …

Designing lightweight materials and/or structures for broadband low-frequency
noise/vibration mitigation is an issue of fundamental importance both practically and …

Wave propagation through nonlinear acoustic metamaterials has generated numerous
scientific interests for their enormous potential in practical applications these years. This …