In the past decade, mechanical metamaterials have garnered increasing attention owing to
its novel design principles which combine the concept of hierarchical architecture with …

Rational design of artificial micro-structured metamaterials with advanced mechanical and
physical properties that are not accessible in nature materials is challenging and important …

Negative refraction of elastic waves has been studied and experimentally demonstrated in
three-and two-dimensional phononic crystals, but Bragg scattering is impractical for low …

The research field of auxetics, materials or structures exhibiting a negative Poisson's ratio,
has received attention because of the unusually advantageous material properties that can …

Auxetic mechanical metamaterials are artificially architected materials that possess negative
Poisson's ratio, demonstrating transversal contracting deformation under external vertical …

Research on breaking time-reversal symmetry in wave phenomena is a growing area of
interest in the field of phononic crystals and metamaterials aiming to realize one-way …

This paper studies the dynamic properties of a 3D chiral mechanical metamaterial, which
largely depend on tacticity describing the connection forms of the chiral unit. Based on the …

The paper reports on a structural concept for high stiffness and high damping performance.
A stiff external frame and an internal resonating lattice are combined in a beam-like …

Soft network materials consisting of filamentary horseshoe microstructures represent a class
of architected materials of practical interest in flexible, bio-integrated electronics, because …

Mechanical metamaterials have gained increasing interest owing to its unique properties
and promising applications. However, most developed mechanical metamaterials feature a …