248 Result(s)
within
**an-feng Li
Metallic Materials
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Article
Finite-temperature ductility-brittleness and electronic structures of AlnSc (n = 1, 2 and 3)
Finite-temperature ductility-brittleness and electronic structures of Al3Sc, Al2Sc and AlSc are studied comparatively by first-principles calculations and ab initio molecular dynamics. Results show that Al3Sc and...
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Article
Achieving strength–ductility synergy in novel paramagnetic Fe-based medium-entropy alloys through deep cryogenic deformation
Cryogenic pre-deformation treatment has been widely used to effectively improve the comprehensive mechanical properties of steels and novel metals. However, the dislocation evolution and phase transformation i...
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Article
Constructing three-dimensional hydrogen-bonding network and porous film from chitosan enables high-performance silicon@carbon anode
Anodes based on silicon@carbon (Si@C) composites are expected to be used in the next generation of commercial lithium-ion batteries due to their high specific capacity and high element abundance. However, part...
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Article
Low-temperature atomic-level trimming on Ge interfused surface for gate-all-around Si nanosheets transistors
In order to effectively remove the residual Ge atoms at the surface of channel and improve the interfacial characteristic of gate-all-around (GAA) Si nanosheet field effect transistors, a low-temperature atomi...
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Article
Sp/sp2 carbon ratio-driven high-throughput screening of electrocatalytic nitrogen reduction performance on transition metal single-atom catalysts
Single-atom catalysts (SACs) have been widely utilized in electrochemical nitrogen reduction reactions (NRR) due to their high atomic utilization and selectivity. Owing to the unique sp/sp2 co-hybridization, grap...
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Article
A2B7-type La–Mg–Ni alloys prepared by Mg thermal diffusion for improved hydrogen storage performance
A novel approach based on thermal diffusion was used to achieve controllable Mg content in A2B7-type La–Mg–Ni-based alloys. The formation mechanism of the A2B7-type phase as a result of the thermal diffusion proc...
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Article
Pressure-driven metallization with significant changes of structural and photoelectric properties in two-dimensional EuSbTe3
Two-dimensional materials are widely considered to be highly promising for the development of photodetectors. To improve the performance of these devices, researchers often employ techniques such as defect eng...
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Article
Metal-slag separation strengthening through in situ slagging during CuW composite preparation by metallothermic reduction
CuW is widely used in high-voltage electrical switch contacts, rocket nozzle throat linings, electronic packaging materials and other major high-end technologies. CuW is typically fabricated using infiltration...
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Article
Regeneration of photovoltaic industry silicon waste toward high-performance lithium-ion battery anode
The diamond-wire sawing silicon waste (DWSSW) from the photovoltaic industry has been widely considered as a low-cost raw material for lithium-ion battery silicon-based electrode, but the effect mechanism of i...
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Article
Recent advances of high-entropy electrocatalysts for water electrolysis by electrodeposition technology: a short review
Hydrogen is considered as the promising energy carrier to substitute traditional fossil fuel, due to its cleanliness, renewability and high energy density. Water electrolysis is a simple and convenient technol...
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Article
Structural engineering of hard carbon through spark plasma sintering for enhanced sodium-ion storage
Hard carbon (HC) has emerged as one of the superior anode materials for sodium-ion batteries (SIBs), with its electrochemical performance significantly influenced by the presence of oxygen functional groups an...
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Article
Grain boundary-induced drastic sensing performance enhancement of Fe2O3 gas sensors for acetone
Exploring the structure–activity relationship between the performance of gas sensors and the structure of semiconductor metal oxide (SMO) nanomaterials is crucial for understanding and designing gas-sensing ma...
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Article
Effect of MgO on Phase Structure and Evolution of Steelmaking Slag During Cooling
The underutilization of steelmaking slags is primarily ascribed to instability, predominantly influenced by their intricate phase structure. The presence of MgO, a key constituent in steelmaking slag, contribu...
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Article
Mechanism development of strength contributed by CPB with rice husk ash
Rice husk ash (RHA) is currently utilized as a supplementary cementitious material in cement products due to its pozzolanic properties. This study aims to investigate the pozzolanic effect (PE) and filler effe...
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Article
Rare earth modified reduced graphene oxide reinforced AgCuTi composite brazing filler for brazing C/C composites
In order to solve the formation of brittle compounds in brazed joints, an innovative rare earth modified reduced graphene oxide reinforced AgCuTi composite brazing filler was designed to achieve brazed joints ...
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Article
Progress in processing of porous titanium: a review
As a novel structural and functional material, porous titanium and its alloys have been widely used in the aerospace, marine engineering and biomedical fields due to their high corrosion resistance, low densit...
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Article
Coal fly ash resource utilization: Effects of inorganic minerals amendments on CFA-originated opal/sand aggregates formation
Opal (amorphous silica, SiO2·nH2O), a solid waste byproduct of the alkaline extracting alumina from coal fly ash, exhibits strong adsorption properties and is a secondary/clay mineral in the soil. Combining opal ...
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Article
Heavy metal(loid)s transformation in dust at a lead smelting site
Emitted dust is the major contributor of heavy metal(loid)s in soils located near lead (Pb) smelters, but the mechanisms for transfer of the heavy metal(loid)s in dust are uncertain. The study systematically i...
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Article
A hypoxic pyrolysis process to turn petrochemical sludge into magnetic biochar for cadmium-polluted soil remediation
Biochar has been considered as a promising material for soil remediation, particularly for its ability to reduce the bioavailability of cadmium (Cd) in soil through sorption. However, long-term remediation may...
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Article
In situ regulating intimately connected heterostructure by decomposition of solid solution oxides toward high-efficient water oxidation
Heterogeneous interfaces produced by inter-domain interactions on a nanoscale performs a crucial role in boosting the properties of an electrocatalyst toward oxygen evolution reaction (OER) process. Herein, a ...
