Conductive microcables embedded in a transparent film are fabricated by inkjet printing silver-nanoparticle ink into liquid poly(dimethylsiloxane) (PDMS) precursor substrate. By controlling the spreading of droplet and rheological properties substrate, multilayer circuits composed high-resolution cables achieved using commercial printer. This facile strategy provides new avenue for highly integrated electronics.

Structural colors have profound implications in the fields of pigments, displays and sensors, but none current non-iridescent photonic materials can restore their functions after mechanical damage. Herein, we report first self-healable organogel nanocomposites with angle-independent structural colors. The were prepared through co-assembly oleophilic silica nanoparticles, silicone-based supramolecular gels, carbon black. system enables amorphous aggregation nanoparticles nanocomposites....

Here, we describe a simple method to prepare oil-repellent surfaces with inherent reactivity. Liquid-like copolymers pendant reactive groups are covalently immobilized onto substrates via sequential layer-by-layer method. The stable and transparent nanocoatings showed oil repellency broad range of organic liquids even in the presence sites. Functional molecules could be surfaces. Moreover, liquid can maintained or finely tailored after post-chemical modification synergically tailoring film...

Significance Driving liquid microdroplets has been challenging due to the large contact angle hysteresis and insufficient driving force at microscale. We designed a strategy directionally transport water oil microdroplets. By simply mounting hydrogel dots on slippery surface arrest lubricant menisci, spontaneously formed capillary pumps continuously high efficiency. Such is universally applicable droplets of different tensions sizes, yet with little substrate preparation effort. Furthermore,...

Fluorescent quantum dot nanocomposites, including polymer and photonic crystal dots, have been fabricated by reactive inkjet printing. This printing method has the potential to be broadened fabrication of other functional nanomaterials, which will find promising applications in optoelectronic devices. As a service our authors readers, this journal provides supporting information supplied authors. Such materials are peer reviewed may re-organized for online delivery, but not copy-edited or...

Concave microstructures such as microwells and microgrooves are widely utilized in fields biochips, microfluidics, functional devices. Previously, concave microstructure fabrication was mostly based on laser etching or lithography which is either costly of multisteps. The inkjet method a direct structuring technique, but limited by its inherent transverse ink diffusion that leads to low feature resolution. Nanoimprint can reach submicro even nano ranges, whereas an elaborate template needed....

Biofouling caused by the adhesion of respiratory microdroplets generated in sneezing and coughing plays an important role spread many infectious diseases. Although water-repellent surfaces are widely used for long-term repellency aqueous solutions, their to pathogen-containing is elusive. In this work, from picoliter nanoliter were successfully a controlled manner mimic exhaled coughing, which allowed us evaluate on both superhydrophobic lubricant-infused "slippery" first time. The impact...

By printing functional inks on the porous nanocomposites composed of polar and non-polar components, a couple unique features were demonstrated developed multifunctional liquid-infused materials.

A superhydrophilic–superhydrophobic patterned surface was facilely fabricated by controlling the depositing morphology of inkjet droplet on a superhydrophilic surface.

Abstract Photonic materials with tunable structural colors in response to various stimuli have enabled diverse sensing and displaying applications. However, the changeable caused by mechanical deformations may severely confuse optical readouts for upcoming wearable photonics. Herein, an extremely stretchable supramolecular organogel is demonstrated deformation‐insensitive through unconventional cascade‐microphase‐separation process among silica nanoparticles (SiO 2 NPs), silicone oils,...

Abstract Microcapsules with a liquid core and solid shell composed of hydrophobic nanoparticles are broadly applied in food, pharmaceutics, biotechnologies. For example, Pickering emulsions, colloidosomes, or antibubbles (droplets surrounded by air layers water) enable controlled release active agents, biocompatibility, contact‐less transportation. However, producing nanoparticle‐ polymer‐laden shells at scale is highly challenging, since bulk methods polydisperse microfluidic chips prone to...

In this work, an effective method was developed to fabricate bendable circuits on a polydimethylsiloxane (PDMS) surface by inkjet printing semi-wrapped structures. It is demonstrated that the precured PDMS liquid film could influence depositing morphology of coalesced silver precursor droplets. Accordingly, continuous and uniform lines with structure were fabricated surface. When printed reduced Ag nanoparticles, conductive exhibited good transparency high bendability. This work presented...

Abstract Structural colors have profound implications in the fields of pigments, displays and sensors, but none current non‐iridescent photonic materials can restore their functions after mechanical damage. Herein, we report first self‐healable organogel nanocomposites with angle‐independent structural colors. The were prepared through co‐assembly oleophilic silica nanoparticles, silicone‐based supramolecular gels, carbon black. system enables amorphous aggregation nanoparticles...

Abstract Recent advances in optical coding, drug delivery, diagnostics, tissue engineering, shear‐induced gelation, and functionally engineered rheology crucially depend on microparticles microfibers with tunable shape, size, composition. However, scalable manufacturing of the required complex micromaterials remains a long‐standing challenge. Here in‐air polymerization liquid jets is demonstrated as novel platform to produce composition at high throughput (>100 mL h −1 per nozzle). The...

The rheological characterization of soft suspended bodies, such as cells, organoids, or synthetic microstructures, is particularly challenging, even with state-of-the-art methods (e.g. atomic force microscopy, AFM). Providing well-defined boundary conditions for modeling typically requires fixating the sample on a substrate, which delicate and time-consuming procedure. Moreover, it needs to be tuned each chemistry geometry. Here, we validate novel technique, called hydraulic spectroscopy...

By inkjet-printing silver-nanoparticle ink into a liquid substrate, Y. Song and co-workers fabricate conductive microcables that are embedded in transparent film, work described on page 1420. controlling the spreading of droplet rheological properties multilayer circuits composed high-resolution cables achieved using commercial inkjet printer. As silver encapsulated by poly(dimethylsiloxane) (PDMS) matrix, can bend reversibly without an apparent resistance increase. This facile strategy...

Microparticles Producing microparticles with an aqueous core and a controlled nanoparticle- or polymer-laden hydrophobic shell at scale is highly challenging, since bulk methods are polydisperse microfluidic chips prone to clogging slow. In article number 2208894, Jieke Jiang, Claas Willem Visser, co-workers developed platform, called "jetting through liquid layer" (JetALL), produce Pickering emulsions, microcapsules, even antibubbles high-throughput.

The capture, regeneration, and conversion of CO 2 from ambient air flue gas streams are critical aspects mitigating global warming. Solid sorbents for absorption very promising as they have high mass transfer areas without energy input reduce emissions minimize corrosion compared to liquid sorbents. However, precisely tunable solid difficult produce. Here, we demonstrate the high‐throughput production hydrogel‐based ‐absorbing particles via jetting. By wrapping a jet consisting an aqueous...

Semiconductor quantum dots have enormous potential as essential components in various optoelectronic devices. Patterned dot nanocomposites such dot–polymers and dot–photonic crystals are fabricated by Y. Song co-workers on page 1649 through a reactive inkjet printing technique. Straightforward efficient, this technique is capable of generating large-area patterns economically. It anticipated that concept will be broadened to the fabrication other functional nanomaterials

A template-free strategy to fabricate concave microstructures by inkjet imprinting is demonstrated Y. Song and co-workers on page 3286. sacrificial ink printed onto viscoelastic surfaces imprints its shapes construct microstructures. These results open a new way broaden their applications in material patterning.

In-air microfluidics exploits liquid jets to produce controlled microparticles at a mL min−1 throughput. In article number 2006336, Claas Willem Visser and co-workers expand in-air photopolymerization, continuously fabricate library of architected micromaterials. This platform enables rapid fabrication anisotropic particles soft actuators, printing tunable microlens arrays.