Abstract Developing advanced three‐dimensional (3D) structural supercapacitors with both high capacity and good mechanical strength remains challenging. Herein, a novel road is reported for fabricating 3D strengthening adjustable capacitance based on urchin‐like Cu(OH) 2 lattice electrodes by bridging printing technology facile electroless plating electro‐oxidation method. As revealed the results, 3D‐printed octet‐truss electrode features volumetric of 8.46 F cm −3 at 5 mA superior retention...

3D-printed stretchable negative Poisson's ratio structural CoNi₂S₄/NiCo-LDHs-based supercapacitor with active stretchability/flexibility and remarkable volumetric capacitance are built.

Solar-thermal conversion is considered as a green and simple means to improve the performance of energy storage materials, but often limited by intrinsic photothermal properties materials crude structure design. Herein, inspired unique light trapping effect wide leaf spiral grass during photosynthesis, biomimetic structural system developed, further promote solar thermal-driven pseudo capacitance improvement. In this system, three-dimensional printed tortional Kelvin cell arrays with...

Developing discotic columnar liquid crystals (LCs) with both high electrical conductivity and strong luminescence remains a challenge because the intracolumnar interdisc π-π stacking usually in ordered LCs is essential to generate charge transport pathways but normally detrimental light emissions. We here present tricyanotristyrylbenzene-based quasi-discotic upon bearing three wedge-shaped alkyl tails for addressing this issue. The resulted materials displayed luminescence, especially ones...

The rapid development of three-dimensional (3D) printing technology opens great opportunities for the design various multiscale lubrication structures. 3D allows high customization arbitrary complex structures and prototyping objects, which provides an avenue to achieve effective lubrication. Current experimental observations on superlubricity are limited atomically smooth clean surfaces, extreme operating conditions, nano- or microscales. With in-depth exploration printed lubrication,...

Abstract Inspections often perform imperfect outcomes during maintenance processes owing to human errors, management issues and other limitations. In particular, such imperfection affects the of multistage deterioration significantly due both false state identification measurement whose quantitative analysis, however, is seldom reported in literature. To fill these gaps, this paper devises a condition‐based strategy oriented two‐stage continuous degradation under two‐dimensional inspection...

Dispersed pure phases of Ni2P and Co2P nanoparticles with high surface areas were prepared from one-step decomposition hexamethylenetetramine (HMT)-containing precursors under an inert atmosphere. The solids before after the evolution gas during processes studied by various characterization techniques. HMT underwent three stages: low-, moderate- high-temperature stages. formation phosphides was observed at stage, in which Ni (Co) P species reduced products (C, H2 CH4) to yield phosphides,...

With the accelerating update of advanced electronic gadgets, a great deal attention is being paid today to function integration and intelligent design devices. Herein, novel kind multitasking 3D oxygen-deficient WO3-x ∙ 2H2 O/Ag/ceramic microscaffolds, possessing simultaneous giant energy density, ultrahigh mechanical strength, reversible electrochromic performance proposed, fabricated by printing technique. The ceramic microscaffolds ensure outstanding strength stability, topology optimized...

Superlubricity is a fascinating phenomenon which attracts people to continuously expand ultralow friction and wear from microscale macroscale. Despite the impressive advances in this field, it still limited specific materials extreme operating conditions. Introducing heterostructure with intrinsic lattice mismatch into delicate topologies mimicked nature provides promising alternative toward macroscopic superlubricity. Herein, 3D-printed MoS2/MoSe2 heterostructures bioinspired circular-cored...

The chemical response of liquid crystal elastomers (LCEs) offers substantial potential for applications in propulsion systems, micromechanical and active smart surfaces. However, the shape-changing behaviors LCEs to organic (isotropic) solvents remain scarcely explored, with most research focusing on (anisotropic) solvents. Herein, we prepared a series aligned varying crosslink densities using surface alignment technique combined an aza-Michael addition reaction, aiming investigate their...

This study presents a new type of precursor, mechanical mixtures metal oxides (MOs) and phosphorus pentoxide (P2O5) are used to synthesize Ni2P, Co2P MoP phosphides by the H2 reduction method. In addition, this is first report common solid-state P2O5 being as P source for synthesis phosphides. The traditional precursors usually prepared via complicated preparation procedure involving dissolution, drying calcination steps. However, these novel MOs/P2O5 can be obtained only simple mixing...

A novel synthetic route was developed to prepare nano-sized and well-dispersed phosphides of transition metals (Mo, Ni, Co) from their corresponding oxide precursors. The current approach produced metal in dimethyl ether (DME) using the rapid heating reduction (RHR) method. synthesis DME interesting, since composition gas-phase products predominantly H2, CO CH4 with a minor amount CO2 but without H2O. Based on XRD MS results, formation mechanism proposed. overall process cannot simply be...

Dispersed pure phases of MoP and Ni2P nanoparticles supported by carbon were synthesized carbonization metal- phosphorus-containing resins under an inert atmosphere. The solid products the evolution gases during process investigated various techniques, including X-ray diffraction (XRD), photoelectron spectroscopy (XPS), scanning electron microscopy (SEM), transmission (TEM), inductively coupled plasma-atomic emission (ICP-AES), N2 adsorption-desorption analysis, mass spectrometry (MS)....

Tunable fluorescent behaviour was achieved for hydrogen-bonded supramolecular discotic columnar liquid crystals <italic>via</italic> a fluorophore core engineered approach.