48 Result(s)
within
**Cheng Zhang
Materials Science, general
Solid Mechanics
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Article
Woven polyester vascular stent-grafts with surface modification of chitosan/heparin
Abdominal aortic aneurysm (AAA) is a common vascular disease that has attracted widespread attention due to its characteristic of being asymptomatic and high mortality rate. In this study, we present a novel w...
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Article
An insight into plastic deformation behavior of bimodal-grained Mg–1Mn–0.5Al–0.5Ca alloy
Mg–Mn–Al–Ca alloys with bimodal grain structures present excellent mechanical properties. In this work, a deeper understanding of the non-uniform deformation behavior of Mg–1Mn–0.5Al–0.5Ca alloys between bimod...
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Article
Effect of grain orientation on the corrosion behavior of AZ31 alloy sheet
Modifying the gain orientation is considered a crucial method for enhancing the corrosion resistance of Mg alloys. This study aims to improve the corrosion properties of AZ31 alloy sheet through pre-stretch de...
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Article
Arc erosion property and mechanism of tungsten–copper alloy with multi-scale tungsten particles
In this work, tungsten–copper (W–Cu) alloy with multi-scale tungsten phase was prepared by cold isostatic pressing, vacuum sintering and hot extrusion processes. The microstructure of W-70Cu alloy was examined...
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Article
Enhanced high temperature mechanical properties and heat resistance of an Al–Cu–Mg–Fe–Ni matrix composite reinforced with in-situ TiB2 particles
Enhancing the high temperature mechanical properties and the thermal stability of aluminum alloys are in urgent demand for the lightweight application scenarios (such as pistons, fan blades, crankshafts) worki...
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Article
Recommendation of RILEM TC 281-CCC: Test method to determine the effect of uniaxial compression load and uniaxial tension load on concrete carbonation depth
The combination of environmental actions and mechanical load, which most structural concretes are subjected to, has a synergetic effect on the durability of concrete. The comparative test conducted by RILEM TC...
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Article
Report of RILEM TC 281-CCC: effect of loading on the carbonation performance of concrete with supplementary cementitious materials — an interlaboratory comparison of different test methods and related observations
Durability of concrete with supplementary cementitious materials (SCMs) is crucial to the longevity of our built environment. Current research on the carbonation performance of concrete focuses on determining ...
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Article
Mechanical properties of concrete under different water content and low temperature conditions
The storage of liquified natural gas in concrete tanks is important for the adjustment of imbalance between consumption and supply. The mechanical properties of concrete under different water saturation and lo...
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Article
Microwave-assisted green synthesis of asphaltene-based carbon dots for micelle sensitized fluorescent probes
Development of inexpensive and environmentally friendly chemical sensors can help improve the global ecological environment and reduce pollutant emissions. In this work, asphaltene of coal liquefaction by-prod...
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Article
Effect of relaxation time on microstructural evolution of super austenitic stainless steel during multi-pass hot deformation
In present work, 00Cr25Ni19Mn6Mo7NCe super austenitic stainless steel (SASS) was subjected to three-pass hot compression. The deformation temperatures were 1200 °C, 1100 °C and 1000 °C, the strain rate was 1 s−1,...
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Article
Adsorption performance and mechanism of chromium on β-cyclodextrin-modified molybdenum disulfide
In recent years, many heavy metal ions have been discharged into the environment, which is threatening human health. Herein, the β-cyclodextrin-modified molybdenum disulfide composite (β-CD/MoS2) was prepared to ...
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Article
Recent progresses in pillar[n]arene-based photocatalysis
By fully considering its hydrophobic/electron-rich cavity, planar chirality, as well as rigid chemical structures, pillar[n]arene has the capacity of contributing its molecular recognition, self-assembly, as w...
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Article
Microstructure analysis and quantitative strengthening evaluation of medium carbon bainitic multiphase steel
The microstructure and properties of bainitic multiphase steels with bainitic ferrite as the main phase are the focus of the current research. In the work, multiphase microstructures of pre-formed martensite (...
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Article
Controlled synthesis of CuS-decorated CuO pillars over Cu mesh with improved wettability, photothermal and photocatalytic properties
Studies have shown that semiconductor compound photocatalysts have a wide range of promising applications in the treatment of environmental pollution. Meanwhile, in nature, the leaves of green plants are almos...
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Article
Fe-substituted Mn-based Prussian white as cathode for high-performance potassium-ion battery
Prussian white (PW) has a stable three-dimensional frame structure and large ion migration channels, which has been widely studied as the cathode materials for potassium-ion batteries (PIB) in recent years. Th...
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Article
Structural dependence of microwave dielectric properties of Ca3MgSi2O8 ceramics
This work focuses on the relationship between structure and microwave dielectric properties of Ca3MgSi2O8 ceramic via Rietveld refinement, excluded porosity calculation model, complex chemical bond theory, and ha...
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Article
Structure, phase composition, and microwave dielectric properties of Ba16SnNb12O48 ceramic
The Ba16SnNb12O48 ceramics are prepared using a solid-state reaction method. The relationship between microstructure and dielectric properties are investigated. XRD and Rietveld refinements confirm that Ba16SnNb1...
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Article
Effect of loading direction on hot ductility of super austenitic stainless steel with columnar crystals
High-temperature tensile deformation characteristics of a 00Cr25Ni19Mn3Mo7NCe super austenitic stainless steel (SASS) at deformation temperatures of 1150 °C, 1200 °C and 1250 °C and a strain rate of 0.1 s–1 are s...
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Article
Concentration-dependent multi-color humic acid-based carbon dots for luminescent polymer composite films
Color-tunable luminescent polymer composite materials are desired for applications in light-emitting diodes. Herein, we directly use commercial humic acid as precursor to fabricate carbon dots by one-step hydr...
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Article
Molecular dynamics simulations of dislocation–coherent twin boundary interaction in face-centered cubic metals
The interaction mechanisms between dislocations and coherent twin boundary (CTB) were determined with molecular dynamics simulations. The dislocation slip rate is found to depend on the temperature and the she...
