76 Result(s)
-
Article
Selective hydrogen reduction of binary iron-cobalt chlorides
Global demand for cobalt is proliferating with the booming usage and consumption of Li-ion batteries in energy storage applications. With high cobalt content, cobalt white alloy has been an important intermedi...
-
Article
Effects of process parameters and annealing on microstructure and properties of CoCrFeMnNi high-entropy alloy coating prepared by plasma cladding
Plasma cladding was used to prepare a CoCrFeMnNi high-entropy alloy (HEA) coating under different conditions. The process parameters were optimized using an orthogonal experiment design based on surface morpho...
-
Article
Elastic-viscoplastic constitutive equations of K439B superalloy and thermal stress simulation during casting process
K439B nickel-based superalloy is a new type of high-temperature material. There is insufficient research on its constitutive equations and numerical modeling of thermal stress. Isothermal tensile experiments o...
-
Article
Selective depression action of gum arabic in flotation separation of specularite and chlorite
As a typical iron-containing silicate, it is challenging to separate chlorite from specularite owing to their similar density, magnetic and surface physicochemical characteristics. Gum arabic (GA) was used as ...
-
Article
Localized corrosion process of Al-Zn-Mg-Cu-Zr alloy: Transitions from pitting corrosion to intergranular corrosion
The localized corrosion mode and process dependence on ageing conditions for Al-7.82Zn-1.99Mg-2.41Cu-0.12Zr alloy were investigated. Intergranular corrosion (IGC) is the dominant corrosion mode for UA temper a...
-
Article
Valuable metals substance flow analysis in high-pressure acid leaching process of laterites
Substance flow analysis (SFA), an analytical tool, was applied to a high-pressure acid leaching (HPAL) process of laterites. The results show that although the HPAL process has become the mainstream process fo...
-
Article
Fabrication of Fe3C nanoparticles encapsulated in undoped graphite carbon and their catalysis for oxygen reduction
In recent years, nitrogenous metallic-complex catalysts for oxygen reduction reaction (ORR) have been extensively reported, but the exact role of Fe3C in the catalytic process is not clear due to the interference...
-
Article
Mechanical activation of natural chalcopyrite for improving heterogeneous Fenton degradation of tetracycline
Natural minerals receive growing attention as inexpensive, green, and efficient catalysts for degradation of organic pollutants. Mechanical activation of natural chalcopyrite was conducted for improving the ca...
-
Article
Rescue vehicle allocation problem based on optimal reliable path under uncertainty
Consideration of the travel time variation for rescue vehicles is significant in the field of emergency management research. Because of uncertain factors, such as the weather or OD (origin-destination) variati...
-
Article
Synthesis and applications of Ag@C composites: Progress and opportunity
Develo** classes of Ag@C composites stand out for their one of a kind structure and novel physicochemical properties in later a long time. This review explores the current state-of-the-art progress in the pr...
-
Article
Effect of laser power on microstructure and mechanical properties of laser heat conduction lap welded joint between AZ31B magnesium alloy and DP780 galvanized steel
In this work, laser heat conduction lap welding (LHCLW) of AZ31B magnesium alloy sheet and DP780 galvanized steel sheet was carried out by the defocused laser beam. The effects of laser power on the microstruc...
-
Article
Recent progress of fiber-shaped batteries towards wearable application
Rapid development of portable or wearable devices, which is inspired by requirements of instant messaging, health monitoring and handling official business, urgently demands more tiny, flexible and light power...
-
Article
Effects of Ag, Co, and Ge additions on microstructure and mechanical properties of Be-Al alloy fabricated by investment casting
The effects of Ag, Co, and Ge additions on microstructure and mechanical properties of Be-35Al (wt.%) alloys fabricated by investment casting were studied. The results reveal that the trace metals 1.5wt.% Ag, ...
-
Article
Coupling vibration analysis of high-speed maglev train-viaduct systems with control loop failure
The risk of failure of the control loop can occur when a high-speed maglev train runs on viaduct. Meanwhile, the failure of the levitation magnets which balances the gravity of the maglev train could cause the...
-
Article
Modeling and optimization of a multi-carrier renewable energy system for zero-energy consumption buildings
For the carbon-neutral, a multi-carrier renewable energy system (MRES), driven by the wind, solar and geothermal, was considered as an effective solution to mitigate CO2 emissions and reduce energy usage in the b...
-
Article
Comparison of life cycle performance of distributed energy system and conventional energy system for district heating and cooling in China
The distributed energy system has achieved significant attention in respect of its application for single-building cooling and heating. Researching on the life cycle environmental impact of distributed energy ...
-
Article
A 3D graphene/polyimide fiber framework with improved thermal conductivity and mechanical performance
The integration of electronic components and the popularity of flexible devices have come up with higher expectations for the heat dissipation capability and comprehensive mechanical performance of thermal man...
-
Article
Application of a novel detection approach based on non-dispersive infrared theory to the in-situ analysis on indicator gases from underground coal fire
Coal mine fires, which can cause heavy casualties, environmental damages and a waste of coal resources, have become a worldwide problem. Aiming at overcoming the drawbacks, such as a low analysis efficiency, p...
-
Article
Deep learning-based intelligent management for sewage treatment plants
It is generally believed that intelligent management for sewage treatment plants (STPs) is essential to the sustainable engineering of future smart cities. The core of management lies in the precise prediction...
-
Article
Preparation of porous silica from natural chlorite via selective acid leaching and its application in methylene blue adsorption
In this study, porous silica with high surface area was prepared through selective leaching of thermally activated chlorite in HCl solution. In the process, chlorite was activated by pre-calcining treatment, t...
