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Topological metamaterials
The topological properties of an object, associated with an integer called the topological
invariant, are global features that cannot change continuously but only through abrupt …
invariant, are global features that cannot change continuously but only through abrupt …
From photonic crystals to seismic metamaterials: A review via phononic crystals and acoustic metamaterials
The advancement in electromagnetic metamaterials, which commenced three decades ago,
experienced a rapid transformation into acoustic and elastic systems in the forms of …
experienced a rapid transformation into acoustic and elastic systems in the forms of …
Band-gap property of a novel elastic metamaterial beam with X-shaped local resonators
A new type of the elastic metamaterial beam with X-shaped local resonators is designed and
the vibration attenuation property of the proposed structure is investigated by the spectral …
the vibration attenuation property of the proposed structure is investigated by the spectral …
Recent advances in topological elastic metamaterials
Topological elastic metamaterials have emerged as a new frontier in the quest of topological
phases in condensed matter physics. Their exotic topological properties open a wealth of …
phases in condensed matter physics. Their exotic topological properties open a wealth of …
Excitation and detection of acoustic phonons in nanoscale systems
Phonons play a key role in the physical properties of materials, and have long been a topic
of study in physics. While the effects of phonons had historically been considered to be a …
of study in physics. While the effects of phonons had historically been considered to be a …
2D phononic crystals: Progress and prospects in hypersound and thermal transport engineering
The central concept in phononics is the tuning of the phonon dispersion relation, or phonon
engineering, which provides a means of controlling related properties such as group velocity …
engineering, which provides a means of controlling related properties such as group velocity …
Topological acoustic waveguide with high-precision internal-mode-induced multiband
C Ma, JH Wu, Z Cui, L Wang - Composite Structures, 2024 - Elsevier
In this paper, we propose a topological acoustic waveguide which can transmit high-
precision and multiband sound energy with backscattering suppression and no energy loss …
precision and multiband sound energy with backscattering suppression and no energy loss …
Multi-band acoustic topological insulator
As an analog of topological insulators in acoustics, acoustic topological insulators possess
the pseudospin-dependent one-way transmission of sound edge states immune to …
the pseudospin-dependent one-way transmission of sound edge states immune to …
Topological wave insulators: a review
Originally discovered in condensed matter systems, topological insulators (TIs) have been
ubiquitously extended to various fields of classical wave physics including photonics …
ubiquitously extended to various fields of classical wave physics including photonics …
Tunable nonlinear topological insulator for acoustic waves
Inspired by the quantum spin Hall effect, we propose the first two-dimensional tunable
nonlinear topological insulator for acoustic waves that activates simply by inputting energy …
nonlinear topological insulator for acoustic waves that activates simply by inputting energy …