Conspectus Fluorescent polymer hydrogels (FPHs) are of significant interest for diverse
emerging applications such as visualized sensing, smart display, camouflaging skins, soft …

The flourishing development of multifunctional flexible electronics cannot leave the
beneficial role of nature, which provides continuous inspiration in their material, structural …

Background Access to safe food is critical for human health. Therefore, efficient sensing of
hazardous substances in food is highly demanded. Hydrogels with three-dimensional …

Point-of-care testing (POCT), as a portable and user-friendly technology, can obtain
accurate test results immediately at the sampling point. Nowadays, microfluidic paper-based …

Chitosan is a kind of natural polysaccharide biomass with the second highest content in
nature after cellulose, which has good biological properties such as biocompatibility …

Stimuli-responsive hydrogel strain sensors that synergize the advantages of both soft-wet
hydrogels and smart functional materials have attracted rapidly increasing interest for …

Soft ionotronics are emerging materials as wearable sensors for monitoring physiological
signals, sensing environmental hazards, and bridging the human–machine interface …

Sweat contains a broad range of critical biomarkers including ions, small molecules, and
macromolecules that may indirectly or directly reflect the health status of the human body …

Stimuli-responsive materials are able to undergo controllable changes in materials
properties in response to external cues. Increasing efforts have been directed towards …

Aniline functionalized graphene quantum dots (a-GQDs) is synthesized by microwave-
assisted pyrolysis of fructose. After a-GQDs are modulated using phenyl boric acid (PBA) …