431 Result(s)
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Article
Characteristics of a microfluidic single-gate oscillator
Microfluidic chips are considered to be one of the main controllers for future pneumatic flexible actuators. An oscillator is the most direct way to generate a pressure cycle signal, which drives an actuator t...
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Article
Open AccessA novel polyionic liquid with lubricity and viscosity-increasing dual functionalities as the additive in aqueous lubrication system
The polyionic liquid poly-PEGMA-r-METAC (PPM) with quaternary ammonium has been synthesized and evaluated as additive in aqueous lubricating fluids. The rheological behavior of aqueous lubricating fluids with ...
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Article
Open AccessTribological behavior of lubricant-impregnated porous polyimide
Porous materials impregnated with lubricants can be used in conditions where limited lubricant is desirable. In this work, three porous polyimides (PPI) with different densities were prepared. Polyalphaolefin ...
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Open AccessOn the electric behaviour of conductive grease inside the contact zone
Conductive grease has been considered as a potential solution in addressing electric erosion issue inside motor bearings. Understanding the conductive grease performance, especially the electric and tribologic...
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Article
Open AccessAmphipathic Phenylalanine-Induced Nucleophilic–Hydrophobic Interface Toward Highly Reversible Zn Anode
The amphipathic phenylalanine-adsorbed layer contributes to form a nucleophilic–hydrophobic interface that homogenizes Zn2+ flux while repelling H2O molecules from contacting Z...
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Open AccessROS Balance Autoregulating Core–Shell CeO2@ZIF-8/Au Nanoplatform for Wound Repair
The innovation of this work mainly lies in the auto-regulation of reactive oxygen species (ROS) balance effective by combination of ROS antibacterial and ROS scavenging anti-i...
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Article
Open AccessHarness High-Temperature Thermal Energy via Elastic Thermoelectric Aerogels
A thermoelectric aerogel of highly elastic, flame-retardant and high-temperature-resistant PEDOT:PSS/SWCNT composite is fabricated.
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Open AccessIn-situ formation of nitrogen doped microporous carbon nanospheres derived from polystyrene as lubricant additives for anti-wear and friction reduction
This study presents a nitrogen-doped microporous carbon nanospheres (N@MCNs) prepared by a facile polymerization–carbonization process using low-cost styrene. The N element in situ introduces polystyrene (PS) nan...
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Open AccessResearch on the mechanism of the two-dimensional ultrasonic surface burnishing process to enhance the wear resistance for aluminum alloy
The gradient nanostructure is machined on the aluminum (Al) alloy by the two-dimensional ultrasonic surface burnishing process (2D-USBP). The mechanism of why the gradient nanostructure enhances wear resistanc...
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Article
Open AccessRecent Advances in In-Memory Computing: Exploring Memristor and Memtransistor Arrays with 2D Materials
State-of-the-art research on two-dimensional material-based memristive arrays is comprehensively reviewed.
Critical steps in...
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Open AccessA Sustainable Dual Cross-Linked Cellulose Hydrogel Electrolyte for High-Performance Zinc-Metal Batteries
A sustainable dual cross-linked cellulose hydrogel with excellent mechanical strength was fabricated from aqueous alkali hydroxide/urea solution using a sequential chemical and...
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Open AccessInterfacial mechanism of hydrogel with controllable thickness for stable drag reduction
Surface wettability plays a significant role in reducing solid-liquid frictional resistance, especially the superhydrophilic/hydrophilic interface because of its excellent thermodynamic stability. In this work...
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Open AccessAn Environment-Tolerant Ion-Conducting Double-Network Composite Hydrogel for High-Performance Flexible Electronic Devices
Novel double-network (DN) ion-conducting hydrogel (ICH) based on a poly(ionic liquid)/MXene/poly(vinyl alcohol) system (named PMP DN ICH) was synthesized using freeze–thawing a...
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Open AccessCovalent Organic Framework with 3D Ordered Channel and Multi-Functional Groups Endows Zn Anode with Superior Stability
A fluorinated zincophilic covalent organic framework (COF-S-F) with sulfonic acid group (-SO3H) is prepared on the surface of Zn anode, which promotes the desolvation of hydrat...
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Open AccessCu-Based Materials for Enhanced C2+ Product Selectivity in Photo-/Electro-Catalytic CO2 Reduction: Challenges and Prospects
The latest advancements in Cu-based catalysts for photocatalytic and electrocatalytic CO2 reduction into C2+ products are reported.
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Open AccessAchieving near-infrared-light-mediated switchable friction regulation on MXene-based double network hydrogels
MXene possesses great potential in enriching the functionalities of hydrogels due to its unique metallic conductivity, high aspect ratio, near-infrared light (NIR light) responsiveness, and wide tunability, ho...
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Open AccessReview of the evolution and prevention of friction, wear, and noise for water-lubricated bearings used in ships
With the development of green tribology in the ship** industry, the application of water lubrication gradually replaces oil lubrication in stern bearings and thrust bearings. In terms of large-scale and high...
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Article
Open AccessUltraviolet-Irradiated All-Organic Nanocomposites with Polymer Dots for High-Temperature Capacitive Energy Storage
All-organic polymer composites for high-temperature capacitive energy storage.
Zero-dimensional polymer dots with high elect...
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Article
Open AccessTwo-Dimensional Cr5Te8@Graphite Heterostructure for Efficient Electromagnetic Microwave Absorption
A Cr5Te8@expanded graphite heterostructure is fabricated by chemical vapor deposition, exhibiting remarkable microwave absorption performance with a minimum reflection loss of...
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Open AccessHighly Thermally Conductive and Structurally Ultra-Stable Graphitic Films with Seamless Heterointerfaces for Extreme Thermal Management
Presenting the first investigation into the structurally bubbling-failure mechanism of graphitic film during cyclic liquid nitrogen shocks.
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