[HTML][HTML] Electrically-tunable active metamaterials for damped elastic wave propagation control

G Elefante, ML De Bellis, A Bacigalupo - International Journal of Solids and …, 2023 - Elsevier
An electrically-tunable metamaterial is herein designed for the active control of damped
elastic waves. The periodic device is conceived including both elastic phases and a …

[HTML][HTML] Multifield asymptotic homogenization for periodic materials in non-standard thermoelasticity

R Del Toro, ML De Bellis, M Vasta… - International Journal of …, 2024 - Elsevier
This article presents a multifield asymptotic homogenization scheme for the analysis of
Bloch wave propagation in non-standard thermoelastic periodic materials, leveraging on the …

Design of tunable acoustic metamaterials with periodic piezoelectric microstructure

A Bacigalupo, ML De Bellis, D Misseroni - Extreme Mechanics Letters, 2020 - Elsevier
An innovative special class of tunable periodic metamaterials is designed, suitable for
realizing high-performance acoustic filters. The metamaterial is made up of a phononic …

Wave propagation in nonlinear monoatomic chains with linear and quadratic dam**

S Sepehri, MM Mashhadi, MMS Fakhrabadi - Nonlinear Dynamics, 2022 - Springer
Due to the substantial role of dam** in the performance of real-life structures, many
researchers are interested in analyzing its various effects on the dynamic behavior of …

Tunable elastic wave propagation in planar functionally graded metamaterials

S Sepehri, H Jafari, M Mosavi Mashhadi… - Acta Mechanica, 2020 - Springer
Structures made of functionally graded materials (FGM) are successful attempts to enhance
the mechanical properties of homogeneous materials. On the other hand, periodically …

[HTML][HTML] Design of a thermoelastic metafilter through non-local continualization methods

R Del Toro, ML De Bellis, A Bacigalupo - International Journal of …, 2024 - Elsevier
This paper is dedicated to the conceptual design of periodically microstructured metafilters/
waveguides, made of thermoelastic material, described by a generalized thermoelastic …

[HTML][HTML] Design of tunable hierarchical waveguides based on Fibonacci-like microstructure

A Bacigalupo, ML De Bellis, M Vasta - International Journal of Mechanical …, 2022 - Elsevier
A novel class of Fibonacci-based high performance tunable hierarchical waveguides is here
proposed and special focus is devoted to the design of adaptive-passive control systems for …

Hybrid lattice metamaterials with auxiliary resonators made of functionally graded materials

H Jafari, S Sepehri, MRH Yazdi, MM Mashhadi… - Acta Mechanica, 2020 - Springer
This paper aims to enhance and tune wave-propagation characteristics of periodic
architected structures by adding auxiliary resonators made of functionally graded materials …

A way to hypo-elastic artificial materials without a strain potential and displaying flutter instability

G Bordiga, A Piccolroaz, D Bigoni - Journal of the Mechanics and Physics …, 2022 - Elsevier
Cauchy-elastic solids include hyper-elasticity and a subset of elastic materials for which the
stress does not follow from a scalar strain potential. More in general, hypo-elastic materials …

Dynamic continualization of mechanical metamaterials with quasi-periodic microstructure

R Del Toro, ML De Bellis… - Philosophical …, 2024 - royalsocietypublishing.org
This article focuses on characterizing a class of quasi-periodic metamaterials created
through the repeated arrangement of an elementary cell in a fixed direction. The elementary …