Auxetic materials have garnered significant attention due to their lightweight and excellent
energy absorption capabilities. Nonetheless, they often display relatively lower stiffness …

This review serves as a comprehensive design strategy for designing quasi-zero stiffness
(QZS) mechanical metamaterials (MMs). It discusses their underlying deformation …

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

Auxetic materials and structures have many potential applications due to their counter-
intuitive deformation behavior and desirable mechanical properties. However, auxetic …

Auxetic materials exhibiting a negative Poisson's ratio are shown to have better indentation
resistance, impact shielding capability, and enhanced toughness. Here, we report a class of …

Metamaterials can be designed to contain functional gradients with negative Poisson's ratio
(NPR) that have counterintuitive behavior compared with monolithic materials. These NPR …

Auxetic structures have theoretically superior bending resistance that was previously
inaccessible. Compared with the planar two-dimensional (2D) auxetic structures, the three …

Lattice structures with high mechanical properties and lightweight performance attracted
increasing attention to the application of automotive, railway vehicle, and aerospace …

This work investigates the mechanical response of bio-inspired titanium mechanical
metamaterials with negative Poisson's ratio evolved from rotating squares unit. The systems …

Auxetic metamaterials are widely applied in energy-absorbing systems and soft robots due
to their superior mechanical properties. The properties of auxetic metamaterials are …