4,279 Result(s)
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Qi** Shi
Characterization and Evaluation of Materials
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Article
Correction: Influence of Volume Fractions and Boundary Conditions on the Predicted Effective Properties of Al/Ni Composites for Industrial Design
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Article
Optimizing the Microstructures of Inclined Deposition to Improve the Photoelectric Properties of ZnO Thin Films
Radiofrequency magnetron sputtering has been applied in the deposition of a zinc oxide (ZnO) thin film, which has been used as a next-generation transparent conducting electrode material to replace indium tin ...
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Article
Study of Serrated Boundary Micromechanics During Micropillar Compression in Nickel-Based Superalloy
This study reports the interplay between grain boundary morphology and mechanical behaviour using micropillar compression. Quantitative findings indicate that serrated grain boundaries with multiple curvatures...
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Article
Preparation and study of a capillary electrochromatographic column prepared by conjugating β-CD COFs and gold-poly glycidyl methacrylate nanoparticles
A new enantioselective open-tubular capillary electrochromatography (OT-CEC) was developed employing β-cyclodextrin covalent organic frameworks (β-CD COFs) conjugated gold-poly glycidyl methacrylate nanopartic...
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Article
The effect of Ti contents on energy storage properties of PLZST antiferroelectric ceramics
The effect of Ti contents on the microstructure, dielectric, and energy storage properties of prepared (Pb0.97La0.02) (Zr0.53Sn0.47)1-xTixO3 (PLZST) antiferroelectric ceramics by a traditional solid-state sinteri...
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Emission-tunable inorganic metal halide perovskite nanocrystals for passive Q-switched fiber laser
Metal halide perovskites have been considered as nonlinear optical materials owing to their favorable optics properties. Though CsPbBr3 nanocrystals (NCs) are popularly emerging in optoelectronic devices, there h...
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Microwave dielectric properties and crystal structure of a new low loss BaCa13Mg2(SiO4)8 ceramics
This investigation explores the microwave dielectric characteristics of BaCa13Mg2(SiO4)8 ceramics, synthesized through conventional solid-state techniques. Via X-ray diffraction analysis and comprehensive data re...
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Stress corrosion cracking behavior and mechanism of high manganese steel in inshore SO2-polluted marine environment
High manganese steel (HMS), widely utilized in railway transportation, often encounters the compounded challenge of high stress impact and corrosion, ultimately leading to environmentally assisted cracking. To...
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Construction of novel NH2-Al-SBA-15 based mesoporous molecular sieve and application in the adsorption of methylene blue
Methylene blue is one of the most common compounds in mutagenic, teratogenic and carcinogenic dye wastewater. Adsorption is a simple and effective method for efficient treatment of organic wastewater. In this ...
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Article
Effect of Al2O3 on the Mechanical Properties of (B4C + Al2O3)/Al Neutron Absorbing Materials
B4C/Al composites are widely utilized as neutron absorbing materials for the storage and transportation of spent nuclear fuel. In order to improve the high-temperature mechanical properties of B4C/Al composites, ...
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Article
The structure evolution, dielectric properties, and tunable mechanism of (Ba0.91Ca0.09)(ZryTi1−y)O3 ceramics
(Ba0.91Ca0.09)(ZryTi1−y)O3 (0.10 ≤ y ≤ 0.25) ceramics were prepared to study the influence of Zr4+ content on the structure evolution, dielectric properties, and tunable mechanism. XRD results and temperature–per...
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Article
Grain Refinement and Texture Evolution of an AA5052 Aluminum Alloy during Flow Forming
The effects of thickness reduction on the microstructure and mechanical properties of an AA5052 aluminum alloy were investigated in this work during flow forming at room temperature. The AA5052 alloy demonstra...
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Article
Development of full-color fluorescent wood composites based on organic dyes
Encapsulating luminescent dyes within delignified wood templates is a promising strategy for develo** wood-based composite luminescent materials. However, the interactions between the nanopore structure of d...
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Multi-scale synergistic regulation of hierarchical porous Ni@NiSe cathodes with low voltage gap, high capacity and long-term cycling stability in Li–CO2 battery
The Li–CO2 battery often suffers from high overpotential and limited capacity due to the challenges associated with the adsorption of Li+ and CO2 and the decomposition of Li2CO3. Herein, hexagonal rich-stepped Ni...
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Article
In situ derived volcanic rock-like hydrates of nickel and cobalt sulfates on nickel-cobalt metal-organic framework for high-performance supercapacitors
The metal-organic framework-derived sulfate hydrates exhibit exceptional energy storage performance due to their remarkable synergistic effect. In this study, the volcanic rock-like structure of nickel and cob...
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Article
Multifunctional Porous CoFe2O4 Tubular Catalyst for Glucose and H2O2 Detection
In biosensors, the development of low-cost, high-sensitivity catalysts for glucose and hydrogen peroxide (H2O2) detection has broad research prospects. Herein, porous CoFe2O4 nanotubes (p-CFONTs) were synthesized...
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Article
Nitrogen-Doped Titanium Niobium Oxides Coated with N/S-Codoped Carbon as an Integrated Electrode for Lithium-Ion Batteries
TiNb2O7 (TNO) shows high stability and safety, positioning it as a promising candidate for the development of anodes in lithium-ion batteries. Nevertheless, its large-scale application is limited by the sluggish ...
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Influence of Volumetric Energy Density on Microstructure Evolution and Tribo-Corrosion Properties of LPBF-Fabricated Ti–4Cu alloy
Adding appropriate amount of copper to titanium alloy can improve the wear resistance, biological corrosion resistance and antimicrobial properties of titanium-based human implants. In this work, the effect of...
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Article
Atomic-Scale Insights into Damage Mechanisms of GGr15 Bearing Steel Under Cyclic Shear Fatigue
Alternating shear stress is a critical factor in the accumulation of damage during rolling contact fatigue, severely limiting the service life of bearings. However, the specific mechanisms responsible for the ...
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The correlation between particle size distribution of FeSiBCuNb powders and properties of soft magnetic composites
The FeSiBCuNb soft magnetic composities (SMCs) with five different particle size distribution (PSD) were prepared. The PSD of powders was quantified by using the logarithmic distribution width (Δ) and particle si...
