Themed collection A selection of 2019 articles
Bio-inspired intelligent structural color materials
Structural color materials with bioinspired functions are being introduced into real-life applications.
Aggregation-induced emission: fundamental understanding and future developments
In-depth discussion on recent progress of fundamental understanding of AIE mechanisms, identifying the existing challenges and opportunities for future developments.
Stimuli-responsive polymers for sensing and actuation
Stimuli-responsive polymers uniquely undergo physical/chemical changes in response to changes in their environment. Here, there use for sensing and actuation is reviewed.
Iodine capture in porous organic polymers and metal–organic frameworks materials
This review focuses on the research progress of the efficient iodine capture in porous POP and MOF materials.
Advances in designs and mechanisms of semiconducting metal oxide nanostructures for high-precision gas sensors operated at room temperature
A comprehensive review on designs and mechanisms of semiconducting metal oxides with various nanostructures for room-temperature gas sensor applications.
Mechanics-induced triple-mode anticounterfeiting and moving tactile sensing by simultaneously utilizing instantaneous and persistent mechanoluminescence
An intriguing mechanics-induced triple-mode anticounterfeiting device and a moving tactile sensor were developed by simultaneously utilizing transient and persistent mechanoluminescence.
Soft lamellar solid foams from ice-templating of self-assembled lipid hydrogels: organization drives the mechanical properties
Ice-templating soft self-assembled lipid hydrogels with different morphologies (fibrous vs. lamellar) of comparable elastic properties result in macroporous solids with extremely different mechanical properties.
Inherently self-sterilizing charged multiblock polymers that kill drug-resistant microbes in minutes
To combat the growing global healthcare threat from drug-resistant pathogens, we demonstrate that midblock-sulfonated block polymers can kill 99.9999% of “superbugs,” including bacteria and viruses, in just 5 minutes due to an abrupt pH reduction.
Charge control of fluorescent probes to selectively target the cell membrane or mitochondria: theoretical prediction and experimental validation
Using a multiscale molecular modeling protocol, we proposed a design strategy of fluorescent probes to selectively target the cell membrane or mitochondria.
The synergy of host–guest nonfullerene acceptors enables 16%-efficiency polymer solar cells with increased open-circuit voltage and fill-factor
A Voc-increased approach with ITCT as the higher-LUMO-level acceptor guest supplies 16.1%-efficiency fullerene-free ternary solar cells with both Voc and FF simultaneously increased.
Liquid layer generators for excellent icephobicity at extremely low temperatures
The liquid layer generators enable excellent dynamic anti-icing performance and show great potential at temperature of −60 °C.
Bi-continuous pattern formation in thin films via solid-state interfacial dealloying studied by multimodal characterization
Solid-state interfacial dealloying creates bi-continuous nanostructured thin films with 3D interconnected morphology, revealed by multimodal characterization, offering potential applications in catalysis, biomedical sensing and energy storage.
Direction-control of anisotropic electronic behaviors via ferroelasticity in two-dimensional α-MPI (M = Zr, Hf)
The direction-control of anisotropic electronic behaviors can be achieved via ferroelastic switching.
Design and synthesis of two-dimensional covalent organic frameworks with four-arm cores: prediction of remarkable ambipolar charge-transport properties
Theoretical and experimental investigations of diacetylene-linked COFs with remarkable charge-transport properties.
Creating glasswing butterfly-inspired durable antifogging superomniphobic supertransmissive, superclear nanostructured glass through Bayesian learning and optimization
Nanostructured superclear, superomniphobic glass fabricated by a statistical machine learning procedure.
Individual cell-only bioink and photocurable supporting medium for 3D printing and generation of engineered tissues with complex geometries
Functional tissues with complex geometries can be engineered by 3D bioprinting individual cell-only bioinks into a photocrosslinkable microgel support bath, which permits structural control over cellular condensation formation and long-term culture.
Nanoarchitectured metal–organic framework/polypyrrole hybrids for brackish water desalination using capacitive deionization
Metal–organic framework/polypyrrole hybrids are synthesized and directly used in capacitive deionization for the first time.
Magnetically driven piezoelectric soft microswimmers for neuron-like cell delivery and neuronal differentiation
Wireless piezoelectric microrobots are biomedical devices with a potential use in high-precision minimally invasive therapies.
Quantification of ion migration in CH3NH3PbI3 perovskite solar cells by transient capacitance measurements
We quantify activation energy, concentration, and diffusion coefficient of mobile ions in MAPbI3 perovskite solar cells using transient ion-drift measurements.
Ultra-programmable buckling-driven soft cellular mechanisms
We harnessed buckling which was once considered the epitome of design failure to develop mechanical metamaterials for soft robotic applications.
A serotonin-modified hyaluronic acid hydrogel for multifunctional hemostatic adhesives inspired by a platelet coagulation mediator
Serotonin-conjugated hyaluronic acid hydrogel inspired by platelet coagulation provides a multifunctional hemostatic adhesive mediating highly effective hemostasis and preventing abnormal tissue adhesion.
Invoking ultralong room temperature phosphorescence of purely organic compounds through H-aggregation engineering
Splitting energy (Δε)-controlled thermally activated reversed phase transformation from the low-lying dark state to the high-lying transition-allowed state of H-aggregation plays a key role in the organic ultralong room-temperature phosphorescence.
4D printing reconfigurable, deployable and mechanically tunable metamaterials
Digital 3D printing with a shape memory polymer is utilized to create mechanical metamaterials exhibiting dramatic and reversible changes in stiffness, geometry, and functions.
3D printing of biomimetic vasculature for tissue regeneration
A simple strategy tailors perfusable and permeable hierarchical microchannel networks from diverse materials.
A cephalopod-inspired mechanoluminescence material with skin-like self-healing and sensing properties
A cephalopod-inspired mechanoluminescence material with skin-like self-healing and sensing properties was developed by the construction of a unique strain-dependent microcrack-structured conductive UV-shielding layer upon a self-healable supramolecular fluorescent elastomer with synergistic dynamic crosslinking network design.
3D printing of ionic conductors for high-sensitivity wearable sensors
DLP 3D printed ionic hydrogels are designed as sensitivity-improved electrodes in a skin-like sensor.
3D-printable self-healing and mechanically reinforced hydrogels with host–guest non-covalent interactions integrated into covalently linked networks
Novel 3D-printable hydrogels with host–guest non-covalent interactions and covalently crosslinked networks show robust mechanical strength, self-healing performance and excellent biocompatibility.
Stress-localized durable icephobic surfaces
We introduce and present the fundamentals of stress-localization concept to minimize adhesion of ice or other contaminants on a surface.
An intrinsically stretchable humidity sensor based on anti-drying, self-healing and transparent organohydrogels
A facile solvent-exchange strategy is devised to fabricate anti-drying, self-healing and transparent organohydrogels for stretchable humidity sensing applications.
Supramolecular nanofibrillar hydrogels as highly stretchable, elastic and sensitive ionic sensors
Nature-inspired ionic conductors based on supramolecular nanofibril are developed for flexible and stretchable strain/pressure sensors.