Detection of heavy metal ions has drawn significant attention in environmental and food
area due to their threats to the human health and ecosystem. Colorimetry is one of the most …

Photonic crystal (PC) is an emerging optical microstructure material with adjustable
dielectric constant, which can vary with its space periodically. It has exhibited excellent …

Detection of biomarkers associated with wound conditions provides in‐depth healthcare
information and benefits wound healing treatment. The current aim of wound detection is to …

Metal ions are essential to many chemical, biological, and environmental processes. In the
past two decades, many DNA-based metal sensors have emerged. While the main …

DNA hydrogels, which take advantage of the unique properties of functional DNA motifs,
such as specific molecular recognition, programmable and high‐precision assembly …

Bioinspired structural color materials represent a curiosity-led, technology-driven field with
multidisciplinary research studies aiming at mimicking and recapitulating natural coloration …

Hydrogels are crosslinked hydrophilic polymers that can absorb a large amount of water. By
their hydrophilic, biocompatible and highly tunable nature, hydrogels can be tailored for …

Stimuli‐responsive colors are a unique characteristic of certain animals, evolved as either a
method to hide from enemies and prey or to communicate their presence to rivals or mates …

This Review covers photonic crystals (PhCs) and their use for sensing mainly chemical and
biochemical parameters, with a particular focus on the materials applied. Specific sections …

Aptamers and SELEX (systematic evolution of ligands by exponential enrichment)
technology have gained increasing attention over the past 25 years. Despite their functional …