Materials and structures with negative Poisson's ratio exhibit a counter-intuitive behaviour.
Under uniaxial compression (tension), these materials and structures contract (expand) …

The mechanical behavior of high quality two-dimensional (2D) crystals offers exciting
opportunities for new material design, such as the combination of extremely high in-plane …

In this study, a three-dimensional (3D) beam lattice structure (BLS) with negative Poisson's
ratio (NPR) effect is proposed by applying sinusoid-shaped beams. The finite element model …

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

负泊松比材料和结构具有特殊的力学性能, 在单轴压力(拉力) 作用下发生横向收缩(膨胀).
其在抗剪承载力, 抗断裂性, 能量吸收和压陷阻力等方面比传统材料更有优势 …

Auxetic metamaterials with programable negative Poisson's ratio (NPR) are of great
significance in engineering applications. These materials, however, are either mechanically …

Energy‐absorbing materials are widely used under certain high‐frequency scenarios, such
as cargo packaging or sport protection. Though negative stiffness mechanical metamaterials …

Nonlocal models, including peridynamics, often use integral operators that embed
lengthscales in their definition. However, the integrands in these operators are difficult to …

The experimentally verified negative Poisson's ratio of black phosphorus allows the
extension of the medical and defense applications to the nanoscale regime without any …

Fail-safe design of devices requires robust integrity assessment procedures which are still
absent for 2D materials, hence affecting transfer to applications. Here, a combined on-chip …