Genetic-algorithm-assisted design of chiral honeycomb membrane acoustic metamaterials for broadband noise suppression

M Ghoudjani, M Ravanbod… - Journal of Intelligent …, 2024 - journals.sagepub.com
Low-frequency sound wave reduction is hardly feasible for traditional sound absorbers such
as porous media. In contrast, locally resonant acoustic metamaterials act as spatial …

Mitigating aeroelastic vibration of strongly nonlinear metamaterial supersonic wings under high temperature

P Sheng, X Fang, D Yu, J Wen - Nonlinear Dynamics, 2024 - Springer
Reducing aeroelastic vibration of supersonic aircraft wings is very challenging because of
the limitation of efficiency, mass, space and especially the extreme high and variable …

Reflected acoustic wave manipulation by metasurfaces in a grazing flow

R Qu, J Guo, Y Li, Q Tan, Z Peng, L Wang… - International Journal of …, 2024 - Elsevier
Acoustic metasurfaces (AMs) can manipulate acoustic waves in ways that are not reachable
in natural materials, offering significant implications for engineering applications such as …

Enhanced acoustic attenuation in a coiled meta-silencer: Broadband low-frequency noise control through rainbow trapping

SS Lee, JY Jang, K Song - Mechanical Systems and Signal Processing, 2025 - Elsevier
In this study, we introduce a meta-silencer designed for broadband low-frequency acoustic
attenuation. Composed of four parallel resonators, each containing a coiled multi-slit, it …

A new local resonance metamaterial for flat and cylindrical structures depended on elastic chiral spiral beams

J Liu, T Zeng, HT Ni, YY Hou, G Pan - Science China Technological …, 2024 - Springer
In practical engineering structures, complex low-frequency vibrations are often encountered.
However, most reported elastic metamaterials are designed for high-frequency ranges or …

Design, fabrication and vibration characteristics of a novel composite auxetic structure embedded with resonators

XC Liu, JS Yang, S Li, YL Fan, F Yang… - Materials Today …, 2024 - Elsevier
With the rapid development of shipbuilding and aerospace industries, the mechanical
performance requirements for structures are becoming increasingly demanding …

Modeling and design of architected structures and metamaterials assisted with artificial intelligence

A Mora, G Herrera-Ramos… - Materials Research …, 2024 - iopscience.iop.org
Architected structures and metamaterials have attracted the attention of scientists and
engineers due to the contrast in behavior compared to the base material they are made …

Design and verifications of three building acoustic metamaterials for simultaneous noise insulation and ventilation

A Zhao, W Yu, J Ye, Z Hu, Y Gao, F Cheng, G Gu… - … and Building Materials, 2024 - Elsevier
Ventilated acoustic metamaterials with simultaneous high noise insulation performance and
sufficient ventilation aera are eagerly needed nowadays. Many acoustic metamaterials with …

Thermomechanical performance of double-phase periodic and graded architected materials: Numerical and explainability analysis

DC Rodopoulos, N Karathanasopoulos - International Journal of Solids …, 2025 - Elsevier
The work investigates the effective thermomechanical performance of double-phase
architected materials as a function of their inner design. The effective thermal conductivity …

Lightweight self-similar hierarchical metamaterials with subwavelength and superwide bandgaps

G Wang, CW Lim, Z Chen - International Journal of Mechanical Sciences, 2024 - Elsevier
Vibration isolation has always been a flourishing subject with practical interest because it
helps in reducing structure vibration that has serious effects on moving vehicles and …