Tunable and active phononic crystals and metamaterials

YF Wang, YZ Wang, B Wu… - Applied …, 2020 - asmedigitalcollection.asme.org
Phononic crystals (PCs) and metamaterials (MMs) can exhibit abnormal properties, even far
beyond those found in nature, through artificial design of the topology or ordered structure of …

Single-sided acoustic beam splitting based on parity-time symmetry

T Liu, G Ma, S Liang, H Gao, Z Gu, S An, J Zhu - Physical Review B, 2020 - APS
Unidirectional reflectionless resonance observed in parity-time-symmetric systems suggests
a promising strategy to produce extremely asymmetric scattering. Inspired by such a unique …

Solid–liquid modulator via phononic crystal-based Mach–Zehnder interferometer

J Babaki, F Nazari - The European Physical Journal Plus, 2022 - Springer
This paper introduces a solid–liquid modulator for the first time in a solid–liquid phononic
crystal (PnC). Adjusting and designing of the liquid-based Mach–Zehnder interferometer …

[HTML][HTML] The 2024 phononic crystals roadmap

Y **, D Torrent, BD Rouhani, L He… - Journal of Physics D …, 2025 - iopscience.iop.org
Over the past 3 decades, phononic crystals experienced revolutionary development for
understanding and utilizing mechanical waves by exploring interaction between mechanical …

Differential phononic crystal sensor: towards a temperature compensation mechanism for field applications development

S Villa-Arango, D Betancur Sánchez, R Torres… - sensors, 2017 - mdpi.com
Phononic crystals are resonant structures with great potential to be implemented in
applications as liquid sensors. The use of the symmetry reduction technique allows …

Refraction, beam splitting and dispersion of GHz surface acoustic waves by a phononic crystal

O Matsuda, H Koga, H Nishita, M Tomoda, PH Otsuka… - Photoacoustics, 2023 - Elsevier
We exploit a time-resolved ultrafast optical technique to study the propagation of point-
excited surface acoustic waves on a microscopic two-dimensional phononic crystal in the …

Electromagnetic-acoustic splitter with a tunable splitting ratio based on copper plates

Z Chen, F Sun, Y Liu, X Ma, H Chen, K Chao, Z Chen… - Optics Letters, 2023 - opg.optica.org
Acoustic splitters and electromagnetic splitters can be applied in various fields (eg,
navigation and interference detection). However, there is still a lack of study of structures that …

Theoretical research on a two-dimensional phoxonic crystal liquid sensor by utilizing surface optical and acoustic waves

TX Ma, YS Wang, C Zhang, XX Su - Sensors and Actuators A: Physical, 2016 - Elsevier
The phoxonic crystal sensor is theoretically investigated in this paper. Based on the
phoxonic crystal with dual surface mode bandgaps, both optical and acoustic waves can be …

An acoustic add-drop filter in a phononic crystal for high-sensitivity detection of methanol in ethanol in the liquid phase

A Biçer, AS Durmuslar, N Korozlu… - IEEE Sensors …, 2022 - ieeexplore.ieee.org
An add-drop filter based on linear waveguides coupled through a ring resonator in a two-
dimensional phononic crystal is introduced and its operation in detecting methanol …

Periodic tubular structures and phononic crystals towards high-Q liquid ultrasonic inline sensors for pipes

N Mukhin, R Lucklum - Sensors, 2021 - mdpi.com
The article focuses on a high-resolution ultrasound sensor for real-time monitoring of liquid
analytes in cylindrical pipes, tubes, or capillaries. The development of such a sensor faces …