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

Chitosan, derived from the deacetylation of chitin, is an abundant natural biopolymer on
earth. Chitosan and its derivatives have become promising biological materials because of …

Hydrogels have gained a lot of attention with their widespread use in different industrial
applications. The versatility in the synthesis and the nature of the precursor reactants allow …

Covalent polymers connected by non-covalent interactions constitute a fascinating set of
materials known as supramolecular polymer networks (SPNs). A key feature of SPNs is that …

Hydrogels with high mechanical strength and injectability have attracted extensive attention
in biomedical and tissue engineering. However, endowing a hydrogel with both properties is …

Supramolecular hydrogels bound by hydrogen bonding, host-guest, hydrophobic, and other
non-covalent interactions are among the most attractive biomaterials available …

It has always been critical to develop high‐performance polymeric materials with
exceptional mechanical strength and toughness, thermal stability, and even healable …

Self-healing hydrogels with pH-responsiveness could protect loaded drugs from being
destroyed till it arrives to the target. The pectin-based hydrogel is a candidate due to the …

Hydrogels, as classic soft materials, are important materials for tissue engineering and
biosensing with unique properties, such as good biocompatibility, high stretchability, strong …

Hydrogel strain sensors have attracted tremendous attention in medical monitoring, flexible
wearable devices, and human–machine interfaces. However, traditional hydrogels exhibit …