Liquid-crystal elastomer (LCE) materials, which have been developed and investigated for 4 decades, still lack real industrial applications. The fundamental obstacle is the modest force of LCEs generated in LC-to-isotropic phase transition process, most important actuation moment. Here, we report an interpenetrating liquid-crystal polyurethane/polyacrylate material, consisting one main-chain polyurethane LCE another polyacrylate thermoset network, are simultaneously polymerized. This two-way...

Abstract Bioinspired smart materials with synergistic allochroic luminescence and complex deformation are expected to play an important role in many areas of science technology. However, it is still challenging fabricate such soft actuators high programmability that can be manipulated situ spatial resolution. Herein, we have incorporated terminally functionalized aggregation‐induced emission active tetraphenylethene derivative photochromic spiropyran moieties into the networks liquid crystal...

Abstract Light‐harvesting systems are an important way for capturing, transferring and utilizing light energy. It remains a key challenge to develop highly efficient artificial light‐harvesting systems. Herein, we report supramolecular co‐assembly based on lower‐rim dodecyl‐modified sulfonatocalix[4]arene (SC4AD) naphthyl‐1,8‐diphenyl pyridinium derivative (NPS) as platform. NPS donor shows significant aggregation induced emission enhancement (AIEE) after assembling with SC4AD. Upon...

Overcoming the resistance to apoptosis and immunosuppression of tumor cells is a significant challenge in augmenting effect cancer immunotherapy. Pyroptosis, lytic programmed cell-death pathway unlike apoptosis, considered type immunogenic cell death (ICD) that can intensify ICD process cells, releasing dramatically increased tumor-associated antigens damage-associated molecular patterns promote Herein, membrane-targeted aggregation-induced emission photosensitive dimer found be able achieve...

Abstract A two‐stage mediated near‐infrared (NIR) emissive supramolecular assembly for lysosome‐targeted cell imaging is presented. 4,4′‐Anthracene‐9,10‐diylbis(ethene‐2,1‐diyl))bis(1‐ethylpyridin‐1‐ium) bromide (ENDT) was synthesized as an organic dye with weak fluorescence emission at 625 nm. When ENDT complexes cucurbit[8]uril (CB[8]), this binary complex assembles into nanorods a (655 nm) and enhancement the first stage. Such interact lower‐rim dodecyl‐modified sulfonatocalix[4]arene...

Abstract Twisted toroidal ribbons such as the one-sided Möbius strip have inspired scientists, engineers and artists for many centuries. A physical exhibits interesting mechanical properties deriving from a tendency to redistribute torsional strain away twist region. This leads possibility of building topological actuators with continuous deformations. Here we report on series corresponding bi-layered stripe using photothermally responsive liquid crystal elastomer fundamental polymeric...

In this letter, we present an electro-driven cylindrical actuator system composed of a bilayered liquid crystal elastomer/carbon black (LCE/CB) soft and conductive track. The LCE/CB consists inner LCE circular band several U-shaped CB regions stuck on the outer surface ring. Benefiting from effective Joule heating powder consequential inhomogeneous stress generated inside film, can roll forward with rate 1.6 mm/s along stationary copper track powered by 50 V direct current supply. dynamic...

A photoresponsive supramolecular assembly was constructed and presented multi-color fluorescence emissions in several environments including solution, PVA living cells.

Abstract Dissipative self-assembly, which requires a continuous supply of fuel to maintain the assembled states far from equilibrium, is foundation biological systems. Among variety fuels, light, original natural dissipative fundamentally important but remains challenge introduce into artificial self-assemblies. Here, we report an self-assembly system that constructed light-induced amphiphiles. Such supramolecular assembly easily performed using protonated sulfonato-merocyanine and chitosan...

Dissipative self-assembly, one of fundamentally important out-of-equilibrium self-assembly systems, can serve as a controllable platform to exhibit temporal processes for various non-stimulus responsive properties. However, construction light-fueled dissipative structures with transformable morphology modulate non-photoresponsive properties remains great challenge. Here, we report light-activated photodeformable system in aqueous solution metastable fluorescent palette. Zwitterionic...

Abstract Developing safe and precise image‐guided photodynamic therapy is a challenge. In this study, the hypoxic properties of solid tumors are exploited to construct hypoxia‐responsive photosensitizer, TPA‐Azo . Introducing azo group into photosensitizer TPA‐BN with aggregation‐induced emission quenches its fluorescence. When nonfluorescent enters tumors, it reduced by overexpressed azoreductase generate fluorescent an amino that exhibits fluorescence‐activatable dual‐organelle (lipid...

Abstract In recent years, although light‐driven soft actuators have attracted intense scientific attention and achieved remarkable progress, the design construction of an intelligent robotic system with maneuverability, self‐adaptability, untethered control, greater freedom action, in particular omnidirectional motion capability on a plane, remains challenging. Herein, four types photo‐thermal fillers unprecedented twist‐bend actuation mode is introduced into liquid crystal elastomer‐based...

Abstract Photocontrollable luminescent molecular switches capable of changing emitting color have been regarded as the ideal integration between intelligent and materials. A remaining challenge is to combine good luminescence properties with wide range wavelength transformation, especially when confined in a single system that forms well-defined nanostructures. Here, we report π-expanded photochromic photoswitch, which allows for comprehensive achievements including emission variation (240...

The development of controllable artificial light-harvesting systems based on liquid crystal (LC) materials, i.e., anisotropic fluids, remains a challenge. Herein, an annulene-based discotic LC compound 6 with saddle-shaped cyclooctatetrathiophene core has been synthesized to construct tunable platform. material shows typical aggregation-induced emission, which can act as suitable donor. By loading Nile red (NiR) acceptor, system is achieved. Relying the thermal-responsive self-assembling...

Artificial supramolecular light-harvesting systems have expanded various properties on photoluminescence, enabling promising applications cell imaging, especially for imaging in organelles. Supramolecular been used some organelles such as lysosome, Golgi apparatus, and mitochondrion, but developing a platform two synchronously still remains great challenge. Here, we report series of lower-rim dodecyl-modified sulfonato-calix[4]arene-mediated platforms efficient from three naphthalene...

Developing an artificial dynamic nanoscale molecular machine that dissipatively self-assembles far from equilibrium is fundamentally important but significantly challenging. Herein, we report self-assembling light-activated convertible pseudorotaxanes (PRs) show tunable fluorescence and enable deformable nano-assemblies. A pyridinium-conjugated sulfonato-merocyanine derivative (EPMEH) cucurbit[8]uril (CB[8]) form the 2EPMEH ⊂ CB[8] [3]PR in a 2:1 stoichiometry, which phototransforms into...

A kind of supramolecular assemblies was constructed from two water-soluble and biocompatible saccharides, sulfonato-β-cyclodextrin (SCD) chitosan, characterized by dynamic light scattering (DLS), UV-vis, scanning electron microscopy (SEM), transmission (TEM). The results showed that such nanoparticles presented good stability controlled loading/release property, which enabled them as drug carrier for berberine chloride (BE), a representative traditional Chinese herbs. That is, the can load...

A snake-mimic soft actuator composed of a bilayered liquid crystal elastomer ribbon and two serrated feet is reported in this work. Under repeated on/off near-infrared light irradiation, can move forward relying on reversible shape morphing between S-curve structure reverse structure, which similar to the serpentine locomotion snakes.

Abstract The front cover artwork is provided by Xu‐Man Chen et al., Institute of Advanced Materials and School Chemistry Chemical Engineering, Southeast University. image shows left right hands manipulating the supramolecular building blocks to control emission color, intensity chirality circularly polarized luminescent materials. Read full text Review at 10.1002/cptc.202100256 .

Dynamic sequential control of photoluminescence by supramolecular approaches has become a great issue in chemistry. However, developing systematic strategy to construct polychromatic photoluminescent self-assemblies for improving the efficiency and sensitivity artificial light-harvesting systems still remains challenge. Here, series amphiphilicity-controlled with fluorescence based on lower-rim hexyl-modified sulfonatocalix[4]arene (SC4A6) N-alkyl-modified p-phenylene divinylpyridiniums...

Abstract Dissipative self‐assembly (DSA) system requires a continuous supply of fuels to maintain the far‐from‐equilibrium assembled state. Living organisms exist and operate far from thermodynamic equilibrium by consumption energy taken surroundings, so how realize construction artificial DSA has attracted much attention researchers all over world. Owing dynamic controllable noncovalent interactions, supramolecular systems have achieved higher functions fueled various types energy, such as...

Light-fueled photothermal actuators play a significant role in spatiotemporal accurate and contactless control, they have been widely applied stimuli-responsive intelligent devices. However, traditional suffer from environmental thermal dissipation, which reduces their efficiency low-temperature conditions. To address this shortcoming, vulcanized layered double hydroxide nanosheets with of 86.1% outstanding hydrophilicity were incorporated into poly(N-isopropylacrylamide) hydrogel networks...

Abstract Natural molecular machines have inspired the development of artificial machines, which potential to revolutionize several areas technology. Artificial commonly employ switches, motors, and shuttles as fundamental building blocks. The observation constructed by these blocks can be highly challenging due their small sizes intricate behaviors. use modern instrumentation advanced observational techniques plays a crucial role in characterization machines. Furthermore, well‐designed...