Mechancial metamaterials comprising bistable unit cells utilize a sinusoidal beam to enable
significant deformation between stable states, which is associated with energy absorption. A …

The combination of shape memory and actuating properties has recently been an exciting
topic in smart material science, broadening their applications. Herein, we prepared single …

Sleeve-type negative stiffness structures (ST-NSSs) can dissipate harmful mechanical
energy in a reusable and controllable approach, and they are lightweight and with high …

The majority of polymer-based materials demonstrate expansion upon absorbing water from
the air. Mechanical metamaterials provide an interesting way to achieve unusual …

In this study, the energy-dissipating characteristic of a cell of a mechanical metamaterial is
developed based on a beam with a variable cross-section. An optimization model is …

Auxetic materials or structures possess a negative Poisson's ratio in contrast to conventional
materials, and they shrink or expand transversely under uniaxial compression or tension …

Compared to traditional robotic systems, small-scale robots, ranging from several millimeters
to micrometres in size, are capable of reaching narrower and vulnerable regions with …

In filming, the collected video may be blurred due to camera shake and object movement,
causing the target edge to be unclear or deforming the targets. In order to solve these …

Mechanical metamaterials designed using triply periodic minimal surfaces (TPMS) are
notable for their mathematically defined topologies that yield specific and impressive …

Designing materials that are lightweight while achieving a desirable combination of
mechanical, thermal, and other physical properties is an aspiration in material science …