Qian Xu
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View article: A Novel CaCl2 Chlorination Roasting Process for High-Efficiency Purification of Quartz Sand
A Novel CaCl2 Chlorination Roasting Process for High-Efficiency Purification of Quartz Sand Open
To address the challenges of high impurity content and low whiteness in quartz sand, this study proposes a combined process of solid-state chlorination roasting followed by acid leaching. By using calcium chloride (CaCl2), a safe and low-c…
View article: Solder‐free room‐temperature multichannel integration for soft hybrid electronics
Solder‐free room‐temperature multichannel integration for soft hybrid electronics Open
Soft hybrid electronics that interconnect soft modules and rigid circuit components hold significant promise for applications in wearables, robotics, and biomedicine. However, existing interconnection methods face critical challenges, incl…
View article: Hydrogen Production from Methane Cracking by Molten Catalysts: A Review and New Perspectives
Hydrogen Production from Methane Cracking by Molten Catalysts: A Review and New Perspectives Open
A molten-metal catalyst exhibits strong resistance to carbon encapsulation and deactivation, due to its unique physical and chemical properties, demonstrating excellent catalytic activity and stability. This paper overviews recent developm…
View article: Environmental regulation penalties and corporate environmental information disclosure
Environmental regulation penalties and corporate environmental information disclosure Open
View article: Multi-Dimensional Analysis of Carbon Dioxide Sequestration Technologies in China in the Context of Carbon Neutrality: Current Status, Development Potential, and Costs
Multi-Dimensional Analysis of Carbon Dioxide Sequestration Technologies in China in the Context of Carbon Neutrality: Current Status, Development Potential, and Costs Open
With increasing global climate change, carbon neutrality has emerged as a common goal among the international community. In this study, we assessed the current status, development potential, and cost of carbon sequestration technology, pro…
View article: Direct preparation of metallic iron from magnetite via reductant-free laser vacuum metallurgy
Direct preparation of metallic iron from magnetite via reductant-free laser vacuum metallurgy Open
View article: Resourceful Utilization of Ironmaking Waste: Synthesis of Ti<sub>5</sub>Si<sub>3</sub> Alloy from Titanium-Bearing Blast Furnace Slag
Resourceful Utilization of Ironmaking Waste: Synthesis of Ti<sub>5</sub>Si<sub>3</sub> Alloy from Titanium-Bearing Blast Furnace Slag Open
View article: Effects of functional additives on production and economic performance of heavy and light bodyweights of nursery piglets
Effects of functional additives on production and economic performance of heavy and light bodyweights of nursery piglets Open
The aim of this study was to evaluate the effects of seven different types of additives on the production performance and economic benefits of piglets at the nursery stage. A total of 2806 piglets, at ~21 days of age, were selected and div…
View article: Direct Electrodeposition of High-Purity Iron from Fe<sub>2</sub>O<sub>3</sub> in Molten Calcium Chloride
Direct Electrodeposition of High-Purity Iron from Fe<sub>2</sub>O<sub>3</sub> in Molten Calcium Chloride Open
The low-cost production of high-purity metallic iron is of great practical importance. Herein, we report the direct production of high-purity metallic iron (99.92 %) via a one-step electrochemical strategy in molten CaCl2-CaO-Fe2O3 system …
View article: A universal and scalable transformation of bulk metals into single-atom catalysts in ionic liquids
A universal and scalable transformation of bulk metals into single-atom catalysts in ionic liquids Open
Single-atom catalysts (SACs) with maximized metal atom utilization and intriguing properties are of utmost importance for energy conversion and catalysis science. However, the lack of a straightforward and scalable synthesis strategy of SA…
View article: Anti-friction gold-based stretchable electronics enabled by interfacial diffusion-induced cohesion
Anti-friction gold-based stretchable electronics enabled by interfacial diffusion-induced cohesion Open
Stretchable electronics that prevalently adopt chemically inert metals as sensing layers and interconnect wires have enabled high-fidelity signal acquisition for on-skin applications. However, the weak interfacial interaction between inert…
View article: The Effect of Alkali Metals (Li, Na, and K) on Ni/CaO Dual-Functional Materials for Integrated CO2 Capture and Hydrogenation
The Effect of Alkali Metals (Li, Na, and K) on Ni/CaO Dual-Functional Materials for Integrated CO2 Capture and Hydrogenation Open
Ni/CaO, a low-cost dual-functional material (DFM), has been widely studied for integrated CO2 capture and hydrogenation. The core of this dual-functional material should possess both good CO2 capture–conversion performance and structural s…
View article: Recent Advances in Electrochemical-Based Silicon Production Technologies with Reduced Carbon Emission
Recent Advances in Electrochemical-Based Silicon Production Technologies with Reduced Carbon Emission Open
Sustainable and low-carbon-emission silicon production is currently one of the main focuses for the metallurgical and materials science communities. Electrochemistry, considered a promising strategy, has been explored to produce silicon du…
View article: In Situ XRD, Raman Characterization, and Kinetic Study of CO2 Capture by Alkali Carbonate-Doped Na4SiO4
In Situ XRD, Raman Characterization, and Kinetic Study of CO2 Capture by Alkali Carbonate-Doped Na4SiO4 Open
Sodium silicate, a new type of CO2 sorbent, has a relatively low cost, but its sorption reactivity is not yet good enough. Alkali carbonate doping is commonly used as an effective means to improve the CO2 uptake reactivity of solid sorbent…
View article: Experimental and computational approaches to study the chlorination mechanism of pentlandite with ammonium chloride
Experimental and computational approaches to study the chlorination mechanism of pentlandite with ammonium chloride Open
The chlorination mechanism of pentlandite with NH 4 Cl has been proposed. The chlorination of pentlandite can be achieved by two pathways, where O 2 plays a crucial role in promoting the chlorination process.
View article: <i>In situ</i>electrochemical investigation of the reaction progress between Zr and a CuCl–SnCl<sub>2</sub>mixture in a LiCl–KCl molten salt
<i>In situ</i>electrochemical investigation of the reaction progress between Zr and a CuCl–SnCl<sub>2</sub>mixture in a LiCl–KCl molten salt Open
A LiCl–KCl–ZrCl 4 melt was prepared via a co-chlorination reaction between a binary mixture of CuCl–SnCl 2 and Zr, and the reaction progress was electrochemically monitored.
View article: Revealing the different performance of Li<sub>4</sub>SiO<sub>4</sub> and Ca<sub>2</sub>SiO<sub>4</sub> for CO<sub>2</sub> adsorption by density functional theory
Revealing the different performance of Li<sub>4</sub>SiO<sub>4</sub> and Ca<sub>2</sub>SiO<sub>4</sub> for CO<sub>2</sub> adsorption by density functional theory Open
The Li 4 SiO 4 (010) exhibits greater adsorption towards CO 2 than the Ca 2 SiO 4 (100) with a stronger covalent bond and more charge transfer between the surface and CO 2 .
View article: Effective Removal of Barrier Layer on the Surface of Low-Nickel Matte in an FeCl3-HCl-H2O Solution
Effective Removal of Barrier Layer on the Surface of Low-Nickel Matte in an FeCl3-HCl-H2O Solution Open
Using ferric chloride as an oxidant, here, we investigated the leaching effect of low-nickel matte in a flow field produced by mechanical agitation. The factors affecting a leaching reaction, such as stirring speed, leaching time, low-nick…
View article: A new method to determine AgCl(1% mol)/Ag electrode potential versus the standard chloride electrode potential in a LiCl-KCl eutectic
A new method to determine AgCl(1% mol)/Ag electrode potential versus the standard chloride electrode potential in a LiCl-KCl eutectic Open
View article: Investigation of anodic dissolution and surface passivation of high-grade nickel matte in sulfuric acid solution
Investigation of anodic dissolution and surface passivation of high-grade nickel matte in sulfuric acid solution Open
View article: Reversible (De)Intercalation of Hydrated Zn<sup>2+</sup> in Mg<sup>2+</sup>‐Stabilized V<sub>2</sub>O<sub>5</sub> Nanobelts with High Areal Capacity
Reversible (De)Intercalation of Hydrated Zn<sup>2+</sup> in Mg<sup>2+</sup>‐Stabilized V<sub>2</sub>O<sub>5</sub> Nanobelts with High Areal Capacity Open
The rechargeable aqueous zinc ion battery (ZIB) is regarded as one of the most promising candidates for large‐scale energy storage applications due to its low‐cost and eco‐friendly properties. However, the development of a suitable cathode…
View article: Electrosynthesis of Iron-based ZrC Nanocomposite Powder in Molten Salt
Electrosynthesis of Iron-based ZrC Nanocomposite Powder in Molten Salt Open
View article: Electronic Structure and Oxidation Mechanism of Nickel–Copper Converter Matte from First-Principles Calculations
Electronic Structure and Oxidation Mechanism of Nickel–Copper Converter Matte from First-Principles Calculations Open
The structural and electronic properties of Cu1.96S and Ni3S2 present in nickel-copper converter matte and sulfides such as CuS, Ni7S6, NiS, Ni3S4, and NiS2<…
View article: Electrodeposition of Sn-Co-Ni and Sn-Co-Zn Alloy Coatings on Copper Substrate in a Deep Eutectic Solvent and Their Characterization
Electrodeposition of Sn-Co-Ni and Sn-Co-Zn Alloy Coatings on Copper Substrate in a Deep Eutectic Solvent and Their Characterization Open
View article: Efficient Synchronous Extraction of Nickel, Copper, and Cobalt from Low–Nickel Matte by Sulfation Roasting‒Water Leaching Process
Efficient Synchronous Extraction of Nickel, Copper, and Cobalt from Low–Nickel Matte by Sulfation Roasting‒Water Leaching Process Open
View article: Low Temperature Electrochemical Synthesis of Nanostructured ZrC Powder in Molten Salt
Low Temperature Electrochemical Synthesis of Nanostructured ZrC Powder in Molten Salt Open
View article: Sulfation Roasting of Nickel Oxide–Sulfide Mixed Ore Concentrate in the Presence of Ammonium Sulfate: Experimental and DFT Studies
Sulfation Roasting of Nickel Oxide–Sulfide Mixed Ore Concentrate in the Presence of Ammonium Sulfate: Experimental and DFT Studies Open
Sulfation roasting, a common activation technique, is a potential method for cleaner production of nickel from complex low-grade ores. In this study, nickel oxide–sulfide mixed ore concentrate was roasted with the addition of ammonium sulf…
View article: Hydrothermal epitaxy and luminescent properties of LaVO<sub>4</sub>:Cu,Eu nanorod array films
Hydrothermal epitaxy and luminescent properties of LaVO<sub>4</sub>:Cu,Eu nanorod array films Open
LaVO4:Cu,Eu nanorod array films have been prepared on Cu substrates by the hydrothermal epitaxy method. Most of the LaVO4 crystallizes into the tetragonal (t-) LaVO4 phase, with a small amount of monoclinic (m-) LaVO4. Cu2+ ions enter the …
View article: Anodic behaviour of Cu, Zr and Cu–Zr alloy in molten LiCl–KCl eutectic
Anodic behaviour of Cu, Zr and Cu–Zr alloy in molten LiCl–KCl eutectic Open
The anodic dissolution behaviours of Cu, Zr and Cu–Zr alloy were analysed in LiCl–KCl at 500°C by anode polarization curve and potentiostatic polarization curve. The results show that the initial and fast-dissolving potentials of Cu are −0…
View article: Preparation and Antibiofilm Properties of Zinc Oxide/Porous Anodic Alumina Composite Films
Preparation and Antibiofilm Properties of Zinc Oxide/Porous Anodic Alumina Composite Films Open