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4,552 Result(s)
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Article
Poly(m-Phenylene Isophthalamide)/Carbon Black Nanoparticle Composite Film as High-Temperature Electric Heater
Carbon-based conductive polymer composites have attracted wide attention as candidates for high-performance flexible electric heaters. Herein, a poly(m-phenylene isophthalamide) (PMIA)/carbon black (CB) compos...
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Article
Establishment and validation of an organic coating aging evaluation model based on analytic hierarchy process principle
There are various failure modes of organic coating protective systems and the accurate evaluation of their failure degree has attracted many attentions in recent years. In this study, on the basis of eight fai...
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Fluorine-doped graphene composite hydrogels with high bulk density for supercapacitors application
The low bulk density and the lack of pseudocapacitive active sites greatly limit the practical application of graphene electrode materials. Herein, nanocellulose/fluorine-doped graphene composite hydrogels (NF...
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Investigations on electrical conductivity and dielectric properties of p-type ZnO by do** N synthesized from sol–gel method
This study investigated the effects of N do** on the structural, optical, dielectric and electrical properties for ZnO nanoparticles synthesized via a sol–gel method. X-ray diffraction revealed that all samp...
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Article
Non-invasive early monitoring plant health using terahertz spectroscopy
The state-of-the-art Terahertz sensing technique has emerged as a powerful tool for identifying various types of plant leaves and enabling early detection of plant diseases. This innovative approach utilizes b...
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Article
Influence of Dynamic Precipitation of γ′ Phase on Dynamic Strain Aging in a Fe-Ni-Based Superalloy
Discontinuous plastic flow due to dynamic strain aging (DSA) in a Fe-Ni-based superalloy was investigated by tensile tests in the temperature range from 500 ºC to 800 ºC with different γ′ fraction. Type A serr...
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Numerical simulation of fatigue fracture in gradient high-strength steel: effects of carbides and gradient structure on stress–strain response and crack propagation behavior
Focusing on the joint effect of gradient structure and carbides, this work explores the stress–strain response of gradient high-strength steels under cyclic loading and their fatigue crack propagation behavior...
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Enhanced tribology properties induced by eutectic microstructure strengthening and in-situ reinforcing in laser cladded composite coating
With the development of laser deposition technology, the Invar alloy matrix materials is a kind of potential laser deposited coating because of low expansion coefficient, which is favor to decrease the residua...
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Mechanical Properties and Corrosion Behavior of Hexagonal Boron Nitride and α-Al2O3w Hybrid Reinforced Laminated Cu Matrix Composites
Inspired by the hierarchical structure of pearl shells and its associated multi-scale toughening mechanism, laminated copper matrix composites reinforced with hexagonal boron nitride (HBN) and α-Al2O3 whiskers (A...
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Article
Optimization of Sputtering Parameters and Their Effect on Structural and Electrical Properties of CAAC-IGZO Thin-Film Transistors
A c-axis aligned crystalline indium gallium zinc oxide (CAAC-IGZO) possesses unique properties beneficial for thin-film transistors (TFTs). In this study, we investigate the effect of oxygen ratio and radio fr...
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Article
Study on the Influence of Annealing and Ball Milling on the Magnetic Properties of HDDR Nd-Fe-B Magnetic Powder
The Nd-Fe-B anisotropic magnetic powders were subjected to tempering and ball milling processes. Analysis of the magnetic properties, structure, and physical phase revealed that the following: the integrated m...
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Article
Influence of Extrusion Ratio on Microstructure and Tensile Properties of Mg–Gd–Y–Zn–Zr Alloy
In the present work, an Mg–5Gd–4Y–0.5Zn–0.5Zr alloy was extruded at 450 °C with three extrusion ratios of 25, 79 and 178. The microstructure of the as-cast and as-extruded specimens were analyzed by using Opti...
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Article
Open AccessEffect of hafnium and molybdenum addition on inclusion characteristics in Co-based dual-phase high-entropy alloys
Specific grades of high-entropy alloys (HEAs) can provide opportunities for optimizing properties toward high-temperature applications. In this work, the Co-based HEA with a chemical composition of Co47.5Cr30Fe7....
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Article
A Semi-Mechanistic Model for Predicting the Service Life of Composite Coatings on VW63Z Magnesium Alloy
The application of Mg alloys is always accompanied by various coating technology, but a reliable model predicting the service life of coatings on Mg alloys is lacking but urgent. In this work, a semi-mechanist...
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Article
Polyimide Enables Carbon-Based Conductive Polymer Composites with High Working Temperature for Deicing Application
Carbon-based conductive polymer composites (CPCs) have significant potential for fabricating low-cost and high-performance flexible electric heating films in deicing applications. However, the inferior high-te...
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Article
Effect of Co2+ Do** on Electrochemical Properties of Nickel Metal Tungstate (NiWO4) Positive Material
Currently, transition metal tungstates are emerging as electroactive materials for supercapacitors due to their excellent electrical conductivity and electrochemical properties. Small amounts of transition met...
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Article
A review: current urea sorbents for the development of a wearable artificial kidney
The wearable artificial kidney (WAK) holds great promise as a potential alternative to hemodialysis for treating end-stage renal disease (ESRD), offering patients longer and more frequent dialysis within a com...
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Experimental and DFT Investigations of AlNbTiVZr High Entropy Alloys with Excellent Mechanical Properties
This study investigated the microstructure and mechanical properties of AlNbTiVZr series high-entropy alloys (HEAs) through both experimental studies and density functional theory calculations. Significant imp...
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Article
Microscopic Study on the Blister Formation Mechanism in Electrogalvanized Steel
The blister formation mechanism in electrogalvanized steel was studied by analyzing the blister’s internal structure. Electrochemical hydrogen charging was employed to absorb hydrogen into the steel plate and ...
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Influence of Heat-setting Temperature on the Microporous Structure and Properties of PP/HDPE Bilayer Microporous Membranes
Due to the mechanical stability of PP layer, the PP/HDPE double-layer microporous membrane could be prepared at a higher heat-setting temperature than that of PE monolayer membrane. In this work, the effects o...