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Article
Synthesis of TiO2 thin film by a modified sol-gel method and properties of the prepared films for photocatalyst
PTA (peroxo titanic acid) gel was prepared by a modified sol-gel method from peroxo titanic acid using TiCl4/ethanol/water solution as the starting material at room temperature. Physicochemical properties of heat...
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Article
Oxidation of lean formaldehyde in air over an Au/CeO2 catalyst and its kinetics
The oxidation of low concentration formaldehyde in air over Au/CeO2, prepared by co-precipitation, was investigated. Power-law kinetic models were proposed and the parameters were estimated, which are r = −0.46 ×...
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Article
Surface tension of molten Al-Si alloy at temperatures ranging from 923 to 1123 K
The surface tension of molten AlSi20 alloy has been measured by using the sessile drop method at 923–1123 K under argon atmosphere in both heating-up and cooling processes. The result shows that the surface te...
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Article
Noncontact thermophysical property measurement of liquid cerium by electrostatic levitation
The knowledge of thermophysical properties of active metals is critical to understand their metallurgical processes and further industrial applications. However, due to high reactivity and melt contamination f...
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Article
Wetting behavior and interfacial characteristic of Sn-Ag-Cu solder alloy on Cu substrate
Wettability of molten Sn-Ag-Cu alloy on Cu substrate has been determined by sessile drop method, as well as its dependence on time and temperature. It was found that the evolution of contact angle at the alloy...
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Article
Open AccessSpreading kinetics of a Sn-30Bi-0.5Cu alloy on a Cu substrate
The reactive wetting kinetics of a Sn-30Bi-0.5Cu Pb-free solder alloy on a Cu substrate was investigated by the sessile drop method from 493 to 623 K. The triple line frontier, characterized by the drop base r...
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Article
Reactive Wetting Processes and Triple-Line Configuration of Sn-3.5Ag on Cu Substrates at Elevated Temperatures
Reactive wetting processes of molten Sn-3.5Ag on Cu substrates at elevated temperatures were investigated by the sessile drop method. Equilibrium contact angles of Sn-3.5Ag on Cu substrates are 36.5°, 32.9°, 2...
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Article
Spreading Dynamics and Interfacial Characteristics of Sn-3.0Ag-0.5Cu-xBi Melting on Cu Substrates
The effects of Bi addition on the properties of Sn-3.0Ag-0.5Cu molten alloy on Cu substrates are discussed using wettability and interface microstructure analysis. The changes of the contact angles between Sn-...
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Chapter and Conference Paper
Thermodynamic Study on Substitution of CO2 for Ar or O2 in AOD Smelting Process
The traditional process used O2 blowing to achieve . The increase of production is accompanied with an increase of CO2 emissions while CO2 has weak oxidation at high temperatures. The feasibility of using ...
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Chapter
Wetting Behavior and Interfacial Characteristics of High Temperature Melts Under Microgravity
The interfacial characteristics and microstructure of solder/substrate is an important indicator for welding performance. Due to weak gravity-induced convection under microgravity condition, Marangoni convecti...
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Article
The Structure Evolution Mechanism of Ni Films Depending on Hydrogen Evolution Property During Electrodeposition Process
Hydrogen evolution property is an important factor to regulate the surface structure of the electrodeposited Ni film. In this work, the dependence of current density on hydrogen evolution property is researche...
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Article
Marangoni-Convection-Driven Bubble Behavior and Microstructural Evolution of Sn-3.5Ag/Sn-17Bi-0.5Cu (Wt Pct) Alloy Solidified on Cu Substrate Under Space Microgravity Condition
Marangoni convection significantly affects the solidification structure as it controls the bubble behavior and mass transfer in the melt. Sn-3.5Ag/Sn-17Bi-0.5Cu (wt pct) alloy with different surface tension gr...
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Chapter and Conference Paper
Corrosion Resistance and Electrochemical Corrosion Characteristics of Stainless Steel for Seawater Desalination Evaporator
In order to explore the of super stainless steels used in device, S32205 duplex and the super duplex S32750 were tested by salt spray, alternate-immersion and full immersion tests and were studied by...
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Chapter and Conference Paper
Fe2O3 Nano-particles Grown on Carbon Fabric as a Freestanding Anode for High-Performance Lithium-Ion Batteries
Advanced materials for high power and high energy have attracted great interest due to the increasing demand for energy conversion and storage devices. possess high theoretical capacities, but poor perfo...
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Article
Recycling of ironmaking and steelmaking slags in Japan and China
The mass production of steel is inevitably accompanied by large quantities of slags. The treatment of ironmaking and steelmaking slags is a great challenge in the sustainable development of the steel industry....
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Article
Effect of MgO on the Viscosity and Structure of CaO-Al2O3-B2O3-Based Non-reactive Mold Flux
The effect of MgO on the viscosity and structure of CaO-Al2O3-B2O3-based non-reactive mold flux was studied by rotational viscometer, molecular dynamics (MD) simulations, and Raman spectroscopy. The results show ...
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Article
The Behavior of CO2 Supersonic Jets in the Converter Slag-Splashing Process
A numerical model was developed to investigate the possibility of using CO2 to replace conventional N2 for the converter slag-splashing process and, thus, promote the recycling of CO2 in the steel industry. The v...
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Article
Numerical Simulation of Innovative Slag Splashing Process in a Converter Using a Nozzle-Twisted Oxygen Lance
The innovative slag splashing technology can significantly reduce CO2 emissions in the steel industry. However, conventional oxygen lances are no longer sufficient due to the gas-slag reactions involved. Hence, t...