21 Result(s)
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Article
Improvement in corrosion resistance of Mg97Zn1Y2 alloy by Zr addition
Magnesium alloys, known for their exceptional lightweight properties, have presented challenges in various applications due to their limited corrosion resistance. In this study, the corrosion resistance of Mg97Zn
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Article
3,3′-dithiodipropionic acid as a functional electrolyte additive in lithium-sulfur battery
High-energy-density lithium-sulfur (Li-S) batteries are among the most promising energy storage devices, but their potential has been constrained by the shuttle effect and poor active material utilization. Her...
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Article
Crack generation, propagation mechanism and thermal property of Zn-coated hot stam** steel
In this study, the Gleeble tests and hot stam** of practical part of Zn-coated hot stam** steel were conducted. Based on the analysis of thermal properties, a material model was employed to fit the relatio...
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Article
Interface characteristics and mechanical properties of titanium/aluminum composites with an interlayer fabricated by explosive welding
In this work, the interface morphology and element distribution of the TC1/AA1060/AA6061 composite plate were studied. The grain information was investigated by electron backscattered diffraction and interface...
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Article
Generation mechanism of quarter buckle in hot-rolled temper rolling
To reveal the generation mechanism of the quarter buckle in the process of hot-rolled temper rolling, the elastic–plastic finite element method is used to calculate the deformation of the roll and the strip du...
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Article
Preparation and capacitance properties of Ni foam@graphene@Co3O4 composite electrode materials
Graphene under high temperature was prepared and loaded on Ni foam. Then, cobalt tetroxide precursor was grown on Ni foam in situ by the hydrothermal method. Finally, the sample was burned at high temperature ...
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Article
Numerical experimental study on optimum design of anchorage system for **ashu loess slope
In FLAC3D, cable element or modified pile element can be used to build slope anchoring model. However, the difference between the two structural elements and their influence on the calculation results have not be...
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Article
M23C6 precipitation and Si segregation promoted by deep cryogenic treatment aggravating pitting corrosion of supermartensitic stainless steel
The microstructure evolution and the pitting corrosion resistance of a supermartensitic stainless steel after deep cryogenic treatment process were clarified through X-ray diffraction, field emission scanning ...
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Article
Effects of traditional heat treatment and a novel deep cryogenic treatment on microstructure and mechanical properties of low-carbon high-alloy martensitic bearing steel
The effects of traditional heat treatment (quenching and then tempering) and deep cryogenic treatment on the microstructure and mechanical properties of a low-carbon high-alloy martensitic bearing steel were s...
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Article
Dynamic characteristics of gear system under different micro-topographies with the same roughness on tooth surface
The topography of gear meshing interfaces is one of the key factors affecting the dynamic characteristics of the gear transmission system. In order to obtain the contact characteristics of meshing gear pair wi...
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Article
Effect of deep cryogenic treatment on martensitic lath refinement and nano-twins formation of low carbon bearing steel
The effect of heat treatment and deep cryogenic treatment on microstructural evolution of low carbon martensitic bearing steel was investigated. The experimental results showed that the lath martensite was obt...
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Article
Carbides precipitation and their evolution of Cr15Co10Mo5-alloyed heat-resistant bearing steel after tempering at different temperatures
The carbides precipitation and their evolution at elevated tempering temperature in Cr15Co10Mo5-alloyed heat-resistant bearing steel were investigated by means of the transmission electron microscope. The resu...
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Article
Microstructural features and precipitation behavior of Ti, Nb and V microalloyed steel during isothermal processing
Thermal simulations of Ti, Nb and V microalloyed steel were conducted using a thermomechanical simulator, and the microstructural evolution and the precipitation behavior during isothermal processing were anal...
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Article
Extracting reaction mechanism analysis of Zn and Si from zinc oxide ore by NaOH roasting method
The orthogonal test was used to optimize the reaction conditions of roasting zinc oxide ore with NaOH aiming to comprehensively utilize zinc oxide ore. The optimized reaction conditions were molar ratio of NaO...
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Article
Effect of deep cryogenic treatment on formation of reversed austenite in super martensitic stainless steel
The effect of deep cryogenic treatment on the formation of reversed austenite (RA) in super martensitic stainless steel was investigated. RA was found to form in steels without (A) and with (B) deep cryogenic ...
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Article
Application of fuzzy theory on earthquake damage rate estimation of buildings
Variations between earthquakes result in many factors that influence post-earthquake building damage (e.g., ground motion parameters, building structure, site information, and quality of construction). Consequ...
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Article
Magma source and evolution law in Yueshan ore field, Anhui Province, China
Major elements, trace elements and sulfur, oxygen isotopic compositions of the main intrusions were studied in Yueshan area. The fact that intrusions enriched in Th and Sr, and depleted in Rb and Ba in this ar...
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Article
Flatness intelligent control via improved least squares support vector regression algorithm
To overcome the disadvantage that the standard least squares support vector regression (LS-SVR) algorithm is not suitable to multiple-input multiple-output (MIMO) system modelling directly, an improved LS-SVR ...
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Article
Fluid inclusion characteristics of Longmenshan copper-polymetallic deposit in Yueshan, Anhui Province, China
The types, composition and physico-chemical conditions of primary fluid inclusions were researched. The results show that the primary fluid inclusions contain vapor and liquid phase type (Type I), daughter min...
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Article
Global optimization by small-world optimization algorithm based on social relationship network
A fast global convergence algorithm, small-world optimization (SWO), was designed to solve the global optimization problems, which was inspired from small-world theory and six degrees of separation principle i...
