Hydrogels are polymer networks infiltrated with water. Many biological hydrogels in animal
bodies such as muscles, heart valves, cartilages, and tendons possess extreme mechanical …

Hydrogels have emerged as promising materials for flexible electronics due to their unique
properties, such as high water content, softness, and biocompatibility. In this perspective, we …

In gels and elastomers, the role of entanglements on deformation has been studied, but their
effects on fracture, fatigue, and friction are less well understood. In this study, we …

Stretchable ionic conductors are considerable to be the most attractive candidate for next-
generation flexible ionotronic devices. Nevertheless, high ionic conductivity, excellent …

Hydrogels are promising soft materials as tissue engineering scaffolds, stretchable sensors,
and soft robotics. Yet, it remains challenging to develop synthetic hydrogels with mechanical …

Conventional hydrogels usually suffer from the inherent conflict between stiffness and
toughness, severely hampering their applications as load‐bearing materials. Herein, an …

The common techniques to improve hydrogel's mechanical properties include increasing
crosslinking density and forming crosslinked double‐network hydrogel, which may cause …

Hydrogels are crosslinked polymer networks swollen with water. Owing to their soft and
water-containing nature, hydrogels are promising materials for applications in many fields …

Artificial pressure sensors often use soft materials to achieve skin-like softness, but the
viscoelastic creep of soft materials and the ion leakage, specifically for ionic conductors …

Polyurea has gained increasing attention in civil engineering, flexible electronics, and other
emerging fields. However, owing to the rapid polymerization, tailoring their mechanical …