279 Result(s)
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Open AccessCore-rim structured MXene@SiO2 composites as oil-based additives for enhanced tribological properties
Herein, we have prepared SiO2 particles uploaded MXene nanosheets via in-situ hydrolysis of tetraetholothosilicate. Due to the large number of groups at the edges of MXene, SiO2 grows at the edges first, forming ...
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Article
Open AccessStochastic uncertain lubrication in gear transmission subjected to tribodynamic loading
A stochastic uncertain tribodynamic model is established for a spur gear pair for the first time. The stochastic uncertainty of pinion rotation speed propagated to lubrication performance is investigated. The ...
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Open AccessExploring the relevance between load-bearing capacity and surface friction behavior based on a layered hydrogel cartilage prototype
Cartilage is well lubricated over a lifetime and this phenomenon is attributed to both of the surface hydration lubrication and the matrix load-bearing capacity. Lubricious hydrogels with a layered structure a...
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Open AccessMOFs-Derived Strategy and Ternary Alloys Regulation in Flower-Like Magnetic-Carbon Microspheres with Broadband Electromagnetic Wave Absorption
Metal–organic frameworks-derived CoNiM@C (M = Cu, Zn, Fe, Mn) microspheres were successfully fabricated with custom-built magnetic alloy-carbon heterogeneous interfaces.
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Open AccessErratum to: Oil-soluble polymer brushes-functionalized nanoMOFs for highly efficient friction and wear reduction
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Open AccessStructural superlubricity at homogenous interface of penta-graphene
Two-dimensional (2D) van der Waals layered materials have been widely used as lubricant. Penta-graphene (PG), a 2D carbon allotrope exclusively composed of irregular carbon pentagons has recently been predicte...
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Open AccessHigh Density 3D Carbon Tube Nanoarray Electrode Boosting the Capacitance of Filter Capacitor
A novel method is developed for precise control over the structure of 3D anodic aluminum oxide templates, enabling fine-tuning of both the vertical pore diameter and interspace...
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Open AccessErratum to: On the electric behaviour of conductive grease inside the contact zone
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Open AccessOil-soluble polymer brushes-functionalized nanoMOFs for highly efficient friction and wear reduction
Nanomaterials as lubricating oil additives have attracted significant attention because of their designable composition and structure, suitable mechanical property, and tunable surface functionalities. However...
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Open AccessThe effect of friction block hole configurations on the brake tribological performance of high-speed trains
Three triangular friction block configurations are commonly employed in high-speed train brake systems, namely, unperforated, perforated configuration with one circular hole, and perforated with three circular...
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Open AccessPolymer Fiber Rigid Network with High Glass Transition Temperature Reinforces Stability of Organic Photovoltaics
A unique approach is proposed: constructing a polymer fiber rigid network with high glass transition temperature.
Frozen bul...
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Open AccessTiO2 Electron Transport Layer with p–n Homojunctions for Efficient and Stable Perovskite Solar Cells
Develo** a universal strategy of the p–n homojunction engineering that could significantly boost electron mobility of electron transport layer (ETL) by two orders of magnitud...
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Open AccessModification of POSS and their tribological properties and resistant to space atomic oxygen irradiation as lubricant additive of multialkylated cyclopentanes
Develo** functional additive resistant to space atomic oxygen (AO) irradiation through simple molecular design and chemical synthesis to enhance the lubricating performance of multialkylated cyclopentanes (M...
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Open AccessEvolution of tribo-magnetization during sliding of ferromagnetic materials
Sliding-induced subsurface microstructure evolution is believed to be decisive for determining the friction and wear performance of metallic contacts as well as the development of tribo-magnetization. This exp...
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Open AccessAchieving Ultra-Broad Microwave Absorption Bandwidth Around Millimeter-Wave Atmospheric Window Through an Intentional Manipulation on Multi-Magnetic Resonance Behavior
The frequency and intensity of multi-magnetic resonance are freely regulated by co-do** La3+ and Zr4+ ions.
Zr4+ occupati...
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Open AccessBlackening failure of poly-α-olefin impregnated porous polymide due to the splitting of lubrication oil catalyzed by iron
Lubrication failure accompanying with blackening phenomenon significantly reduces the long-running operational reliability of porous polymide (PPI) lubricated with poly-α-olefin (PAO) oil. Here, the effects of lu...
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Open AccessExperiment and modelling of texture and sliding direction dependence on finger friction behavior
Humans rely on their fingers to sense and interact with external environment. Understanding the tribological behavior between finger skin and object surface is crucial for various fields, including tactile per...
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Open AccessStructural Engineering of Hierarchical Magnetic/Carbon Nanocomposites via In Situ Growth for High-Efficient Electromagnetic Wave Absorption
Hierarchical Fe3O4-Fe@CNFs/Al-Fe3O4-Fe nanocomposites were constructed by in situ growth, vacuum-assisted filtration, and self-reduction methods.
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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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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 ...
