Instability Fissuration Cosserat continuum Corresponding author Cement CISAILLEMENT Cinétique Coupling Dredged sediments Band-gaps Seismic behaviour Finite element method Comportement dynamique DALLE Wave-propagation Génie civil Finite element Modeling Damage Modélisation Ciment riche en mayénite Béton armé Matériau granulaire Dynamic behavior Microstructure Chape autonivelante 74J05 linear waves Enriched continuum mechanics Metamaterials Condensation statique Micromorphic continuum Bounded stiffness Unbounded domains SEDIMENT Size effects Characteristic length Endommagement Cisaillement 74M25 micromechanics Building Relaxed micromorphic model Cinématique Granular material Éléments finis Generalized continua Early age Civil engineering Couple stress model COMPORTEMENT MECANIQUE Wave propagation Matériaux Domain decomposition BRIQUE Hydratation 74J20 wave scattering Couplage Subdomain coupling Chaine de forces Cement rich in mayenite Discrete element method Transient analysis 74B05 classical linear elasticity Composite coats Anisotropy Interface CHARGE Wave Propagation Comportement sismique Shear 74A30 nonsimple materials ARGILE 74Q15 effective constitutive equations 1 Alexios Aivaliotis Ettringite binder Boucle de grains Bifurcation BETON ARME Failure Confinement 74A60 micromechanical theories Reinforced concrete Bâtiment Plasticity Materials Clusters BENTONITE Contrainte mécanique Ciment alumineux Sediment Anchor 75J15 surface waves Concrete EXPERIMENTATION Composite Finite elements 74J10 bulk waves Comportement des structures Enriched continua BIOMATERIAU Méthode des éléments discrets Hydration