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2,992 Result(s)
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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 AccessExperimental investigation on the anisotropy of friction property for dry and water-saturated rock
Friction properties of rock are closely connected with the anisotropy. The anisotropy of rock friction can provide a valuable assessment for geotechnical and geological engineering. In this study, the rotary f...
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Editorial: special issue on analysis and control of complex systems in honor of the 90th birthday of Professor Huashu Qin
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Open AccessNonlinear spatiotemporal characteristics of wind–rain flow around the trains passing through the tunnel entrance during rainstorms
Tropical storms present a significant risk to the safety of high-speed trains due to the extreme wind and rainfall they bring. This study employs Eulerian multiphase and Shear-Stress Transport k-ω turbulence mode...
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Open AccessAnisotropic tribology and electrification properties of sliding-mode triboelectric nanogenerator with groove textures
Sliding-mode triboelectric nanogenerator (S-TENG) is based on the coupling of triboelectrification and electrostatic induction, converting electrical energy from sliding motion. Introducing micro-textures into...
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Open AccessFlexible metal–organic frameworks based self-lubricating composite
To expand the use of metal–organic frameworks (MOFs) based self-lubricating composite, flexible MOFs MIL-88D has been studied as a nanocontainer for loading lubricant. In this work, the mechanism of oleamine a...
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Open AccessCompressive sensing-based construction of high-resolution mode shapes for updating bridge boundary constraints
In this study, a method of finite element model updating is proposed to quantitatively identify bridge boundary constraints using the high-resolution mode shapes of a bridge. The high-resolution mode shapes ar...
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Open AccessNoise reduction mechanism of high-speed railway box-girder bridges installed with MTMDs on top plate
The issue of low-frequency structural noise radiated from high-speed railway (HSR) box-girder bridges (BGBs) is a significant challenge worldwide. Although it is known that vibrations in BGBs caused by moving ...
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Open AccessFree strain consolidation of soft ground improved by stone columns under time-dependent loading considering smear effects
This paper presents a consolidation model for stone column-reinforced soft ground subjected to time-dependent loading under free strain condition. Smear effects and three types of loadings, namely, constant lo...
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Open AccessPlate fixation of inferior ramus in pubis-ischium ramus improves mechanical stability in Tile B pelvic injures: a cadaveric biomechanical analysis and early clinical experience
Management of inferior ramus of the pubis-ischium ramus remains controversial, and related research is sparse. The main intention of this study is to describe the biomechanical and clinical outcomes of pubis-i...
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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 AccessModelling and Simulation of Stray Current in Urban Rail Transit—A Review
With the rapid development of urban rail transit, the issue of stray current due to incomplete insulation between the rail and the earth is attracting increasing attention. Stray current seriously affects the ...
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Open AccessXK-III: A Spherical Robot with Redundant Degrees of Freedom
The spherical robot XK-III, designed with redundant degrees of freedom, addresses the limitations of existing pendulum spherical robot structures by enhancing mobility and environmental adaptability. A nonline...
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Open AccessArchitecture design and advanced manufacturing of heart-on-a-chip: scaffolds, stimulation and sensors
Heart-on-a-chip (HoC) has emerged as a highly efficient, cost-effective device for the development of engineered cardiac tissue, facilitating high-throughput testing in drug development and clinical treatment....
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Open AccessEffects of key process parameters on tensile properties and interlayer bonding behavior of 3D printed PLA using fused filament fabrication
Fused Filament Fabrication (FFF), also known as Fused Deposition Modelling (FDM), is one of the innovative 3D printing technologies for fabricating complex components and products. Mechanical properties of 3D-...
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Open AccessPrecipitation of secondary Laves phases and its effect on notch sensitivity
The precipitation of secondary Laves phases and its effect on notch sensitivity are systematically studied in Thermo-Span alloy. The results show that the precipitation peak temperature of secondary Laves phas...
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Open AccessMultifunctional Film Assembled from N-Doped Carbon Nanofiber with Co–N4–O Single Atoms for Highly Efficient Electromagnetic Energy Attenuation
Asymmetrically coordinated Co–N4–O sites on N-doped carbon nanofiber were prepared.
Co–O coordination along the axial direct...
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Open AccessMulti-view subspace clustering based on multi-order neighbor diffusion
Multi-view subspace clustering (MVC) intends to separate out samples via integrating the complementary information from diverse views. In MVC, since the structural information in the graph is crucial to the gr...
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Open AccessSynchronization bandwidth enhancement induced by a parametrically excited oscillator
The synchronization phenomenon in nature has been utilized in sensing and timekee** fields due to its numerous advantages, including amplitude and frequency stabilization, noise reduction, and sensitivity im...
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Open AccessAnti-explosion Performance of a New Type of Polyurea-Coated Corrugated Steel Plate Reinforced Concrete Slab
Improving the explosion resistance of the building wall has been a hot topic in the current protection engineering research, in this process, corrugated steel and polyisocyanate oxazolidine (POZD) were widely ...