Mechanical metamaterials

R Craster, S Guenneau, M Kadic… - Reports on Progress in …, 2023 - iopscience.iop.org
Mechanical metamaterials, also known as architected materials, are rationally designed
composites, aiming at elastic behaviors and effective mechanical properties beyond ('meta') …

Homogenization techniques and micromechanics. A survey and perspectives

N Charalambakis - 2010 - asmedigitalcollection.asme.org
In this paper, we present a critical survey on homogenization theory and related techniques
applied to micromechanics. The validation of homogenization results, the characterization of …

[图书][B] Linear and nonlinear waves in microstructured solids: homogenization and asymptotic approaches

IV Andrianov, J Awrejcewicz, V Danishevskyy - 2021 - taylorfrancis.com
This book uses asymptotic methods to obtain simple approximate analytic solutions to
various problems within mechanics, notably wave processes in heterogeneous materials …

[HTML][HTML] Micromechanical analysis of the effective stiffness of poroelastic composites

L Miller, R Penta - European Journal of Mechanics-A/Solids, 2023 - Elsevier
Within this work we investigate the role that the microstructure of a poroelastic material has
on the resulting elastic parameters. We are considering the effect that multiple elastic and …

[HTML][HTML] Ultrasonic contact pulse transmission for elastic wave velocity and stiffness determination: Influence of specimen geometry and porosity

C Kohlhauser, C Hellmich - Engineering Structures, 2013 - Elsevier
Elasticity determination by means of ultrasonic pulse transmission requires experimental
realization of non-dispersive, ie frequency-independent, wave propagation, be it in form of …

Dynamic asymptotic homogenization for wave propagation in magneto-electro-elastic laminated composite periodic structure

MS Chaki, J Bravo-Castillero - Composite Structures, 2023 - Elsevier
In the present work, anti-plane wave propagation with oblique incidence in a magneto-
electro-elastic multi-laminated composite periodic structure with perfect contact is studied. A …

Investigation of the potential of asymptotic homogenization for elastic composites via a three-dimensional computational study

R Penta, A Gerisch - Computing and Visualization in Science, 2015 - Springer
Asymptotic homogenization is employed assuming a sharp length scale separation between
the periodic structure (fine scale) and the whole composite (coarse scale). A classical …

Effective wavenumbers and reflection coefficients for an elastic medium containing random configurations of cylindrical scatterers

JM Conoir, AN Norris - Wave motion, 2010 - Elsevier
Propagation of P and SV waves in an elastic solid containing randomly distributed
inclusions in a half-space is investigated. The approach is based on a multiple scattering …

Homogenisation for elastic photonic crystals and dynamic anisotropy

T Antonakakis, RV Craster, S Guenneau - … of the Mechanics and Physics of …, 2014 - Elsevier
We develop a continuum model, valid at high frequencies, for wave propagation through
elastic media that contain periodic, or nearly periodic, arrangements of traction free, or …

The influence of mesoscale porosity on cortical bone anisotropy. Investigations via asymptotic homogenization

WJ Parnell, Q Grimal - Journal of the Royal Society …, 2009 - royalsocietypublishing.org
Recently, the mesoscale of cortical bone has been given particular attention in association
with novel experimental techniques such as nanoindentation, micro-computed X-ray …