70 Result(s)
within
Wentao **a
Characterization and Evaluation of Materials
Nanotechnology
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Article
Fabrication of flexible nitrogen-doped graphene micro-supercapacitors by laser-induced self-made precursors
With the wide application of portable wearable devices, a variety of electronic energy storage devices, including micro-supercapacitors (MSCs), have attracted wide attention. Laser-induced graphene (LIG) is wi...
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Regulating the surface morphology and improving the thermochromic properties of VO2 films by introducing Cu-Ag and Cu-Zr nanoparticles into the VO2/VO2/VO2 structure
In this work, Cu-Ag and Cu-Zr bimetallic nanoparticles (NPs) were embedded into VO2/VO2/VO2 tri-layer films by using pulsed laser deposition. The results showed that Cu-Ag and Cu-Zr NPs have a significant regulat...
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Article
Triboelectric and piezoelectric materials for smart health in human-integrated healthcare systems
This paper presents a comprehensive exploration of the role of smart materials, specifically triboelectric and piezoelectric materials, in the context of human-integrated healthcare systems. The study begins b...
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An electrochemical aptasensor for zearalenone detection based on the Co3O4/MoS2/Au nanocomposites and hybrid chain reaction
An electrochemical aptasensor was used for the fast and sensitive detection of zearalenone (ZEN) based on the combination of Co3O4/MoS2/Au nanocomposites and the hybrid chain reaction (HCR). The glassy carbon ele...
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Article
Tunable lattice thermal conductivity of 2D MoSe2 via biaxial strain: a comparative study between the monolayer and bilayer
Strain engineering has been proved to be an effective approach to modulate various physical properties in two-dimensional (2D) materials with flexible structures. In this work, based on first-principles calcul...
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Article
Numerical Analysis of Fluid Flow and Powder Transport Characteristics of RH-Degasser Ladle Bottom Powder Injection (RH-PBI) Process
In this work, the RH-BPI refining process was numerically simulated by establishing a coupled gas–liquid-particle mathematical model. The deflection behavior of the gas-powder plume due to powder injection was...
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Influence of Component Size on the Corrosion Behavior of Ti6Al4V Alloy Fabricated by Electron Beam Powder Bed Fusion
The electrochemical behavior of Ti–6Al–4V with 1 mm and 16 mm thickness prepared by electron beam powder bed fusion (EB-PBF) was investigated in phosphate buffered saline. Electrochemical results showed that E...
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Article
Facile and controllable synthesis of nitrogen self-doped chitosan-derived carbon for high-performance Li-ion batteries
N-do** content and configurations have a significant effect on the electrochemical performance of carbon anodes. Herein, we proposed a simple method to synthesize highly N self-doped chitosan-derived carbon ...
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Article
Time-resolved fluorescence microspheres-antibody-penicillin-binding protein assisted construction of immunochromatographic assay for sensitive detection of 22 β-lactams in milk
A sensitive immunochromatographic assay (ICA) using time-resolved fluorescence microspheres (TRFMs) coupled with an indirect-labeling mode was developed for simultaneously determining 22 kinds of β-lactams in ...
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Article
Numerical Simulation of Particle Motion and Wall Scouring Behavior in Steelmaking Converter With Bottom Powder Injection
The coupled Eulerian-multifluid VOF-granular flow model was built to simulate gas–liquid-particle three-phase flow in a 120-ton steelmaking converter with bottom powder injection. Particle transport phenomenon...
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Article
A Hot Cracking Initiation Criterion Based on Solidification Liquid Film Characteristic and Microstructure
Herein, a hot cracking initiation criterion based on the characteristics of solidification liquid film and the microstructure was proposed, which integrated both the mechanical and non-mechanical factors durin...
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Article
Dual Strengthened Control of Recrystallization Behavior on CVCDE Magnesium Alloy Containing Characteristic Structure
Various characteristic structures in typical magnesium alloys, including dislocation cells, substructures and twins, have an important influence on the dynamic recrystallization behavior, and the DRX (dynamic ...
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Article
Micro/Nano-Scale Selective Phase/Area Corrosion Behavior of Nickel Aluminum Bronze (NAB)/Zn Composite Prepared by Friction Stir Processing
In this work, nickel aluminum bronze (NAB)/Zn composites were prepared by friction stir processing (FSP), and the selective phase/area corrosion behavior of the composites was studied in the micro/nano-scale b...
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Article
Numerical Simulation of Particle Transport Phenomenon in Steelmaking Converter With Bottom Powder Injection Based on Eulerian-Multifluid VOF-Granular Flow Model
High-efficiency converter steelmaking is still a hot topic in steel industry. In the present work, a coupled Eulerian-multifluid VOF-granular flow model was developed to study the particle transport phenomenon...
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Article
Influence of Liquid Film Characteristics on Hot Cracking Initiation in Al–Cu Alloys at the End of Solidification
In this study, Al–4Cu alloy specimens with spherical grains and liquid films were obtained by isothermal reheating treatment. The hot cracking of the solidification process was determined using a modified cons...
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Article
Refinement of Eutectic Carbides in M2 High Speed Steel by Adjusting Magnetic Flux Density During Magnetic Controlled ESR Process
The current study examines the effect of magnetic flux density (MFD) on the morphology of the metal pool and the refinement of eutectic carbides in magnetic controlled electroslag remelting (MC-ESR, M2 high sp...
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Article
Mathematical Simulation of Impact Cavity and Gas–Liquid Two-Phase Flow in Top–Bottom Blown Converter with Eulerian-Multifluid VOF Model
In top–bottom combined blown converter-steelmaking process, cavity shape created by oxygen jet of top lance impacting liquid metal surface and gas–liquid flow caused by bottom gas blowing play an essential rol...
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Article
Nano-gold-enhanced LAMP method for qualitative visual detection of Salmonella in milk
Since Salmonella can cause foodborne disease and public health safety issues and requires a robust, rapid, on-site detection method, a novel visual qualitative method with nano-gold-enhanced loop-mediated isother...
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Article
Open Access2D nanomaterial sensing array using machine learning for differential profiling of pathogenic microbial taxonomic identification
An integrated custom cross-response sensing array has been developed combining the algorithm module’s visible machine learning approach for rapid and accurate pathogenic microbial taxonomic identification. Th...
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Article
Strontium doped CaCu3Ti4O12 ceramics with very low dielectric loss synthesized by the sol–gel method
The Ca site of CaCu3Ti4O12 (CCTO) ceramics doped by strontium (Ca1-xSrxCu3Ti4O12, x = 0.0, 0.1, 0.2, 0.3) were accomplished by a modified sol–gel method and subsequently sintered at 980–1020 °C to improve the die...
