Three-dimensional single-phase elastic metamaterial for low-frequency and broadband vibration mitigation

W Jiang, M Yin, Q Liao, L **e, G Yin - International Journal of Mechanical …, 2021‏ - Elsevier
Elastic metamaterials with local resonance bandgaps are promising for low-frequency
vibration mitigation. However, such locally resonant metamaterials inherently possess …

Quasi-periodic sonic black hole with low-frequency acoustic and elastic bandgaps

H Sheng, MX He, HP Lee, Q Ding - Composite Structures, 2024‏ - Elsevier
Metamaterials with the capability to control wave propagation in fluid or solid mediums have
attracted plenty of fundamental scientific and engineering research in recent decades. This …

Elastically anisotropic architected metamaterials with enhanced energy absorption

H Jiang, BA Bednarcyk, L Le Barbenchon, Y Chen - Thin-Walled Structures, 2023‏ - Elsevier
Materials and structures featuring a combination of high stiffness, strength, and energy
absorption are highly demanded. Current studies are focused on the improvement of these …

Tailoring 3D printed graded architected polymer foams for enhanced energy absorption

H Jiang, A Coomes, Z Zhang, H Ziegler… - Composites Part B …, 2021‏ - Elsevier
Graded material design strategy has been exploited to achieve enhanced mechanical
performance compared to their uniform counterpart. Using a combined numerical and …

Metamaterials for simultaneous acoustic and elastic bandgaps

W Elmadih, D Chronopoulos, J Zhu - Scientific reports, 2021‏ - nature.com
In this work, we present a single low-profile metamaterial that provides bandgaps of acoustic
and elastic waves at the same time. This was done by ensuring impedance mismatch in two …

3D printed architected hollow sphere foams with low-frequency phononic band gaps

O McGee, H Jiang, F Qian, Z Jia, L Wang, H Meng… - Additive …, 2019‏ - Elsevier
We experimentally and numerically investigate elastic wave propagation in a class of
lightweight architected materials composed of hollow spheres and binders. Elastic wave …

Phononic band gaps by inertial amplification mechanisms in periodic composite sandwich beam with lattice truss cores

J Li, P Yang, S Li - Composite Structures, 2020‏ - Elsevier
In order to acquire multiple and wider stop bands in periodic sandwich lattice, this work
applies the inertial amplification mechanisms to the composite sandwich beam with …

[HTML][HTML] Mechanical properties of 3D printed architected polymer foams under large deformation

H Jiang, H Ziegler, Z Zhang, H Meng, D Chronopoulos… - Materials & Design, 2020‏ - Elsevier
We report a new type of three-dimensional architected polymer foams composed of
perforated spherical shells and flat strut connectors, which can be precisely produced by 3D …

Triple tunability of phononic bandgaps for three-dimensional printed hollow sphere lattice metamaterials

X Lu, X Wu, H **ang, J Shen, Y Li, Y Li… - International Journal of …, 2022‏ - Elsevier
Sound and vibration pollution is ubiquitous in urban areas. How to alleviate the pollution has
been concerned because of their broad frequency range. Currently, phononic crystals (PCs) …

Elastoacoustic wave propagation in a biphasic mechanical metamaterial

M Wang, A Pau, M Lepidi - The Journal of the Acoustical Society of …, 2024‏ - pubs.aip.org
Humans are sensitive to air-borne sound as well as to mechanical vibrations propagating in
solids in the frequency range below 20 kHz. Therefore, the development of multifunctional …