Tunable acoustic metamaterials have excellent sound waves control and manipulation
properties because of their deformations under different stimuli. Pneumatic actuation has …

Acoustic topological insulators have revolutionized our understanding of acoustic wave
propagation, providing a robust way to manipulate acoustic waves. Acoustic switches offer …

Chiral phononic crystals (CPCs) offer an advanced approach to vibration isolation by
exploiting inertial amplification, establishing broad band gaps at low frequencies and …

Mechanical metamaterials designed using triply periodic minimal surfaces (TPMS) are
notable for their mathematically defined topologies that yield specific and impressive …

Ferrohydrodynamic pumps, with their compact design, offer a practical and efficient
alternative to traditional pneumatic or mechanical pumps for driving microfluidic channels …

Condition monitoring and diagnosis of the gears is essential to ensure the reliability of the
whole mechanical equipment. Sensing technology based on acoustic signals plays a vital …

This study presents a comprehensive Chebyshev-Fourier spectral method for analyzing the
free and forced vibroacoustic characteristics of submerged fluid-filled cylindrical shells in …

Tuning band gaps in soft phononic crystal by air pressure-induced deformation is a feasible
method to manipulate elastic waves. In this paper, we design a pneumatic composite …

Metamaterials have attracted widespread attention because they exhibit novel physical
behaviors not found in nature. In recent years, due to the excellent properties of triply …

Metastructures with adjustable bandgaps provide an effective solution for modulating elastic
waves and mitigating vibrations in scenarios with variable frequencies. However, achieving …