Vibroacoustic topology optimization for sound transmission minimization through sandwich structures
Recently, metamaterials, sandwich panels, and a combination of both have shown potential
for creating lightweight, load-bearing structures with good noise and vibration suppression …
for creating lightweight, load-bearing structures with good noise and vibration suppression …
Thermal expansion and bandgap properties of bi-material triangle re-entrant honeycomb with adjustable Poisson's ratio
KJ Liu, HT Liu, J Li - International Journal of Mechanical Sciences, 2023 - Elsevier
The future mechanical metamaterials should achieve multifunctional integration to meet the
requirements of structures and materials in the aviation field for service in complex …
requirements of structures and materials in the aviation field for service in complex …
Mechanical and bandgap properties of 3D bi-material triangle re-entrant honeycomb
KJ Liu, HT Liu, D Zhen - International Journal of Mechanical Sciences, 2024 - Elsevier
In the aerospace industry, precision components need to serve in a comprehensive
environment of severe temperature changes, vibrations, and noise. Therefore, it is …
environment of severe temperature changes, vibrations, and noise. Therefore, it is …
Design and characterization of asymmetric cell structure of auxetic material for predictable directional mechanical response
A three-dimensional auxetic structure based on a known planar configuration including a
design parameter producing asymmetry is proposed in this study. The auxetic cell is …
design parameter producing asymmetry is proposed in this study. The auxetic cell is …
Metamaterial design with vibroacoustic bandgaps through topology optimization
Metamaterials have shown potential to achieve strong noise or vibration reduction in
predefined frequency ranges. Targeting both wave types simultaneously remains, however …
predefined frequency ranges. Targeting both wave types simultaneously remains, however …
Design and modeling of a periodic single-phase sandwich panel for acoustic insulation applications
Sandwich and composite panels are widely adopted in acoustic applications due to their
sound insulation properties that overcome mass-law-based partitions in medium–high …
sound insulation properties that overcome mass-law-based partitions in medium–high …
Efficient phononic band gap optimization in two-dimensional lattice structures using extended multiscale finite element method
J Liu, S Li - Structural and Multidisciplinary Optimization, 2024 - Springer
The application of two-dimensional lattice structures is increasingly prevalent due to their
significant potential in various multifunctional applications such as energy absorption, heat …
significant potential in various multifunctional applications such as energy absorption, heat …
Efficient design of sandwich panels with cellular truss cores and large phononic band gaps using surrogate modeling and global optimization
V Meruane, I Puiggros, R Fernandez… - Frontiers in Mechanical …, 2024 - frontiersin.org
Recent advancements in additive manufacturing technologies and topology optimization
techniques have catalyzed a transformative shift in the design of architected materials …
techniques have catalyzed a transformative shift in the design of architected materials …
Second Harmonic Modulation for Ultrasonic Signals Based on the Design of the Phononic Crystal Filter
Y Zhu, Y Zhao, P Cao - Sensors, 2023 - mdpi.com
Nonlinear ultrasonic non-destructive testing (NDT) is a widely used method for detecting
micro-damages in various materials and structures due to its high sensitivity and directional …
micro-damages in various materials and structures due to its high sensitivity and directional …
Unveiling Scalability in Phononic Metamaterials
The interest in phononic metamaterials has surged due to their exceptional ability to isolate
mechanical vibrations and achieve near-zero displacement within specific frequency …
mechanical vibrations and achieve near-zero displacement within specific frequency …