Abstract Direct Ink Write (DIW) is a material extrusion Additive Manufacturing (AM) technique
that selectively extrudes material in a layer-by-layer fashion to form 3-dimensional parts …

Abstract 4D printing has attracted tremendous worldwide attention during the past decade.
This technology enables the shape, property, or functionality of printed structures to change …

Tactile sensors with visible light feedback functions, such as wearable displays and
electronic skin and biomedical devices, are becoming increasingly important in various …

Triboelectric nanogenerators (TENGs) based energy harvesting is considered as a highly
efficient approach for mechanical-to-electrical energy conversion based on contact …

Wireless wearable sweat biosensors have gained huge traction due to their potential for
noninvasive health monitoring. As high energy consumption is a crucial challenge in this …

Anisotropy is the characteristic of a material to exhibit variations in its mechanical, electrical,
thermal, optical properties, etc. along different directions. Anisotropic materials have …

Active mechanical metamaterials (AMMs)(or smart mechanical metamaterials) that combine
the configurations of mechanical metamaterials and the active control of stimuli‐responsive …

The ability to form arbitrary 3D structures provides the next level of complexity and a greater
degree of freedom in the design of electronic devices. Since recent progress in electronics …

As an emerging branch of additive manufacturing, multi-material 3D printing has drawn
tremendous attention as it offers more design flexibility that can combine materials with …

With compelling features of flexibility, conformability, and user friendliness, wearable
bioelectronics have undergone tremendous development on account of miniaturization and …