Topological wave insulators: a review

F Zangeneh-Nejad, A Alù… - Comptes …, 2020 - comptes-rendus.academie-sciences …
Originally discovered in condensed matter systems, topological insulators (TIs) have been
ubiquitously extended to various fields of classical wave physics including photonics …

Temperature-controlled elastic wave transport in topological ferroelectric phononic crystal plates

Z Chen, W Zhou - International Journal of Mechanical Sciences, 2023 - Elsevier
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 …

Analytical modeling and numerical analysis for tunable topological phase transition of flexural waves in active sandwiched phononic beam systems

Z Chen, G Wang, F Shi, CW Lim - International Journal of Mechanical …, 2022 - Elsevier
Topological phononic crystals (PnCs) have attracted tremendous research attention in
recent years. A significant hallmark of these structures is that these crystals can support …

Subwavelength path-switchable wave routing and topological corner states for a higher-order topological insulator

G Wang, Z Chen, CW Lim - Journal of Sound and Vibration, 2023 - Elsevier
Wave manipulation has always been popular research subject due to its striking physical
phenomena and promising real-life engineering applications. Recently, the birth of …

Controllable subwavelength topological rainbow trapping in water-filling acoustic metamaterials

G Wang, Y Wei, Z Chen, CW Lim - Applied Acoustics, 2023 - Elsevier
Due to the great application potential in programmable wave transportation, topological
metamaterials have gained enormous research attention in recent decades. This article …

Tunable frequency response of topologically protected interface modes for membrane-type metamaterials via voltage control

Z Chen, W Zhou, CW Lim - Journal of Sound and Vibration, 2021 - Elsevier
The analogy of quantum spin Hall effect in phononic fields has received enormous
attentions these years. A significant hallmark of quantum spin Hall effect is that it can support …

Low frequency topologically protected wave transport in sinusoidal lightweight acoustic metamaterials

Z Chen, M Muhammad, X Wang, CW Lim - Journal of Applied Physics, 2021 - pubs.aip.org
Topological phononic crystals and acoustic metamaterials have attracted enormous
research attention in recent years due to the presence of robust and disorder-immune wave …

Subwavelength thermally controlled acoustic topological interface states in split hollow spheres

G Wang, Y Guan, Z Chen, X Xu, Z Zhou… - Mechanics of Advanced …, 2023 - Taylor & Francis
This article puts forward theory and design approaches for three thermally controlled
subwavelength acoustic topological insulators. They are presented by immersing arrays of …

Robust High Capacity In-plane Elastic Wave Transport in 2D Chiral Metastructures

A Ni, Z Shi, CW Lim - Journal of Sound and Vibration, 2024 - Elsevier
Novel 2D tri-chiral metastructures with mass inclusion are proposed in this work. Compared
to conventional 2D honeycomb metastructures, these superior metastructures have a wide …

Simultaneous acoustic and vibration isolation metamaterials based on triply periodic minimal surface

H Xiao, H Dai, N Dai, L Zhou - Thin-Walled Structures, 2025 - Elsevier
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 …