Dissipative dynamics of polymer phononic materials

AO Krushynska, AS Gliozzi, A Fina… - Advanced Functional …, 2021 - Wiley Online Library
Phononic materials are artificial composites with unprecedented abilities to control acoustic
waves in solids. Their performance is mainly governed by their architecture, determining …

Zero reflections by a 1D acoustic black hole termination using thermally controlled damping

G Raybaud, A Pelat, M Ouisse, F Gautier - Journal of Sound and Vibration, 2021 - Elsevier
The design of lightweight and stiff structures with attractive vibration damping properties is a
major issue in mechanical engineering. The insertion of Acoustic Black Holes (ABH) in a …

[HTML][HTML] Large-ratio stiffness switching via harnessing the in-plane buckling and bi-stability of high-load capacity composite laminates

V Deshpande, O Myers, S Li - Composites Part B: Engineering, 2024 - Elsevier
Stiffness tuning is crucial in developing many advanced engineering systems such as
morphing aircraft, soft robotics, etc. Achieving a significant stiffness change while …

Control of bending wave reflection at beam terminations by thermally tunable subwavelength resonators

G Raybaud, M Ouisse, J Leng, A Pelat, JP Groby… - Journal of Sound and …, 2022 - Elsevier
The perfect absorption of bending waves by thermally tunable subwavelength absorbers is
analytically and experimentally demonstrated in this work for a reflection problem in beams …

Preparation of microscale multi-layered viscoelastic polymers and analysis of their noise control effects on composite structures

J Zhang, D Yao, C Qin, R Wang, J Li, S Guo - Composite Structures, 2024 - Elsevier
Multi-layered design is an effective method to improve the damping performance of
structures. The existing research focuses more on the multi-layered design of the structure …

Magnetically induced friction damping based on magnetoactive elastomers—A proof of concept

S Hermann, P Butaud, RO Teloli, JF Manceau… - Journal of Sound and …, 2022 - Elsevier
In this work we present a new concept for friction damping which is based on the permanent
magnetization and the flexibility of magnetoactive elastomers (MAE). The concept is called …

Magnetofriction—a new concept for shape memory composites

S Hermann, N Muniz, M Ouisse… - Smart Materials and …, 2023 - iopscience.iop.org
This paper introduces a new concept for shape memory based on elastic forces and
magnetically induced friction forces in composite materials consisting of magnetoactive …

Damping properties of pre-stressed shape-memory polymer sandwich beam

T Kojima, D Sato, M Notomi - International Journal of …, 2022 - inderscienceonline.com
Recently, the development of damping materials has attracted attention to the field of
vibration suppression. In this study, a pre-stressed composite sandwich beam was made …

Tunable Aeroelasticity With Self-Tunable Composite Materials

S Flint, B Boom, T Masmeijer, D Di Maio… - AIAA SCITECH 2024 …, 2024 - arc.aiaa.org
This paper reports the dynamic performance of novel aerospace structures with embedded
multiphase materials with tunable stiffness and damping parameters. The proposed …

Assessing the behavior of highly damped multilayered structures with controllable patches using condensation models

R da Silva Raqueti, N Atalla, M Ouisse… - INTER-NOISE and …, 2024 - ingentaconnect.com
This study presents the finite element modeling of an adaptive sandwich structure that can
be configured to exhibit various behaviors depending on the arrangement of the …