Metasurfaces are 2D artificial materials consisting of arrays of metamolecules, which are
exquisitely designed to manipulate light in terms of amplitude, phase, and polarization state …

The growing world population, evolving urbanization, and globalization have created more
demand for food, which has increased challenges in food safety. Development and …

Structural color materials are promising sensory materials that exhibit a stable and stimuli
responsive reflection color. To fully utilize their optical property as colorimetric sensors, a …

Miniaturized, specific, rapid response and economical biosensors are finding applications in
biotechnology, environmental studies, agriculture, food inspection and safety, disease …

Optical biosensors have exhibited worthwhile performance in detecting biological systems
and promoting significant advances in clinical diagnostics, drug discovery, food process …

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

Clean air is probably the most essential before water for human health and well-being, but
human activities associated with socioeconomic developments are the key pollution …

Polysaccharides are a kind of natural biopolymers and have been widely applied in various
fields, especially biomedical applications, due to their fascinating properties, such as …

Electrochromism is the phenomenon of certain materials reversibly changing their colours or
optical properties through redox reactions under an applied electric field, which has found …

Organisms in nature have evolved unique structural colors and stimuli‐responsive functions
for camouflage, warning, and communication over millions of years, which are essential to …