232 Result(s)
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Article
Mechanical Response and Failure Mechanism of AFRP-repaired Corroded CHS Tubes Under Axial Compression
Corrosion-induced defects, extensive and unavoidable in marine structures, pose significant threats to structural integrity and safety. This study aims to assess mechanical response and investigate the failure...
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Article
Controllable preparation and properties of boron-doped carbon aerogel composites
Carbon aerogels represent a highly promising category of carbon materials with extensive application prospects in insulation, adsorption, catalysis, and battery technologies. Nevertheless, the current preparat...
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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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Article
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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Article
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
Influence of Mn–Si elements on the kinetics of oxidative phase transformation under continuous cooling conditions and modeling study
In this paper, a simultaneous thermal analyzer carried out isothermal eutectoid transformation experiments of Fe–0.4Mn, Fe–1.2Mn, and Fe–1.2Mn–0.2Si alloys. The kinetic model of the isothermal phase transforma...
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Article
Construction of rod-like micro/nano structure and its effects on the electrochemical energy storage performance of lithium-rich manganese-based cathode material
By adjusting the oxidant amount and hydrothermal reaction temperature, a rod-shaped MnO2 sample was formed. Taking it as the manganese source, a Li-rich manganese-based cathode material (LMCM) with obvious rod-li...
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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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Theoretical study on the effect of shear deformation on MoTe2 as cathode material for calcium ion batteries
In this study, the electronic structure and diffusion barrier of Ca adsorbed MoTe2 system under different degrees of shear deformation were calculated based on the first-principles method. The results show that b...
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Article
Effects of Forming Specific Pressure and Filling Speed on Microstructure and Mechanical Properties of Thin-Walled CuSn10P1 Alloy Parts by Rheological Squeeze Forming
Semi-solid rheological squeeze forming has distinct advantages over traditional casting and forming techniques. In this study, a high-performance thin-walled CuSn10P1 alloy was successfully produced by combini...
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Article
Microstructure and Low-Temperature Toughness of Reheated Coarse-Grained Heat-Affected Zone of 06Ni9DR Steel
The microstructure and low-temperature impact toughness of the reheated coarse-grained heat-affected zone (CGHAZ) of 06Ni9DR steel were investigated by using optical microscopy (OM), scanning electron microsco...
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Article
Development of a dc-SQUID Amplifier with Intra-Coil Resistors
We have developed a dc-SQUID amplifier with intra-coil resistors based on second-order parallel gradiometers. The measured results show that intra-coil resistors can significantly increase the flux–voltage tra...
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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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Article
Investigation of metabolite alterations in the kidneys of methionine-choline-deficient mouse by mass spectrometry imaging
Methionine and choline both are essential nutrients which are needed for methyl group metabolism. A methionine-choline-deficient (MCD) diet leads to pathological changes in the kidney. The mechanism of the MCD...
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Article
High Temperature Corrosion and Mechanical Properties of TiC-AlSi12 Composite Coating Fabricated on Ti-6Al-4V Alloy Substrate via High-Energy Mechanical Alloying Method
The TiC-AlSi12 composite coating was successfully prepared on Ti-6Al-4V substrate via mechanical alloying. the process parameters including powder weight ratio and milling duration of coating fabrication were ...
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Article
Open AccessThe ultra-high electric breakdown strength and superior energy storage properties of (Bi0.2Na0.2K0.2La0.2Sr0.2)TiO3 high-entropy ferroelectric thin films
The electric breakdown strength (Eb) is an important factor that determines the practical applications of dielectric materials in electrical energy storage and electronics. However, there is a tradeoff between Eb
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Article
The Role of Carbon in Wear Resistance of CoCrFeNiTi0.5 High-Entropy Alloy Layer
The influence of C do** on the phase and microstructure of CoCrFeNiTi0.5Cx high-entropy alloy layer is revealed in this study, and C do** improves the microhardness and wear resistance successfully. It is fou...
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Article
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
A facile strategy to unlock the high capacity of vanadium-based cathode for aqueous zinc-ion batteries
High-capacity cathode materials are highly important for aqueous zinc-ion batteries (ZIBs). However, the capacity output of cathode materials still remains far from their theoretical values. Herein, we report ...