In the past decade, the global industry and research attentions on intelligent skin-like
electronics have boosted their applications in diverse fields including human healthcare …

For a long time, humidity sensors have been mainly used in detecting humidity of ambient
conditions, such as industry, agriculture, and smart home. With the development of wearable …

From typical electrical appliances to thriving intelligent robots, the exchange of information
between humans and machines has mainly relied on the contact sensor medium. However …

Conductive hydrogels have drawn significant attention in the field of stretchable/wearable
sensors due to their intrinsic stretchability, tunable conductivity, biocompatibility, multistimuli …

Recently, flexible and wearable electronics have gained considerable research interest due
to their potential applications in wearable devices, energy storage materials, electronic …

Paper, as a flexible, low-cost, lightweight, tailorable, environmental-friendly, degradable,
and renewable material, is emerging in electronic devices. Especially, many kinds of paper …

Respiratory monitoring plays a pivotal role in health assessment and provides an important
application prospect for flexible humidity sensors. However, traditional humidity sensors …

Wearable sensors have drawn considerable interest for healthcare applications due to their
low cost, flexibility, lightweight, and biocompatibility. Gold nanomaterials possess excellent …

Electronic skin (e‐skin) is driving significant advances in flexible electronics as it holds great
promise in health monitoring, human–machine interfaces, soft robotics, and so on. Flexible …

Non‐contact humidity sensors have been widely explored as human–computer interaction
for the internet of things and artificial intelligence. However, except for the existing sensing …