Polymer indicators are autonomous responsive materials that provide an optical signal of a
specific exposure in time. This review describes the different polymer systems utilized to …

Shape memory polymers (SMPs) are a class of smart materials that change shape when
stimulated by environmental stimuli. Different from the shape memory effect at the macro …

Responsive materials prepared using shape‐memory photonic crystals have potential
applications in rewritable photonic devices, security features, and optical coatings. By …

The morphological transitions induced by external stimuli in shape-memory polymers
(SMPs) can be exploited with the real-time response of far-field diffraction patterns in …

Azobenzene actuator has attracted wide research attention in the fields of soft robots,
artificial muscles, etc., owing to the typical photoresponsive material based on its reversible …

The ability to reversibly exhibit structural color patterns has positioned photonic crystals
(PCs) at the forefront of anti‐counterfeiting. However, the security offered by the mere …

Shape memory photonic materials (SMPMs) are intelligent stimuli-responsive materials
combining two different disciplines: shape memory polymers and photonic crystals. SMPMs …

Shape‐memory polymers (SMPs) are smart materials that change shape when exposed to
stimuli and have various applications in different fields due to their unique properties. Light …

A luminescent solar concentrator (LSC) is a photon managing device that can harvest, direct
and concentrate solar light to small areas, enabling subsequent coupling to photovoltaic …

Almost all the shape memory structural color materials are based on the photonic crystal
color mechanism, and there remain great challenges such as iridescent colors, hard …