148 Result(s)
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Article
Revealing dislocation activity modes during yielding and uniform deformation of low-temperature tempered steel by acoustic emission
The distinctive distribution of acoustic emission (AE) characteristic parameters generated during tensile testing of low-temperature tempered AISI 4140 steel was investigated. Two clusters of acoustic emission...
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Article
Core-shell nanoparticle enhanced Raman spectroscopy in situ probing the composition and evolution of interfacial species on PtCo surfaces
The composition and evolution of interfacial species play a key role during electrocatalytic process. Unveiling the structural evolution and intermediate during catalytic process by in situ characterization can s...
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Yield Resistance and Ultimate Resistance of Steel Beam with Random Corrosion Damage
This paper presents a numerical study on the yield resistance and ultimate resistance of steel beam with random corrosion damage. The corrosion is considered by introducing random cylindrical pits to the intac...
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Article
Research on the Axial Compressive Behavior of Concrete-Filled Steel Tubular Column Reinforced with Annular Stiffener
This paper presents experimental and theoretical studies on the axial compressive behavior of an innovative type of concrete-filled steel tubular (CFST) composite column reinforced with annular stiffener. The ...
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Article
Multi-performance evaluation of high-throughput accelerated corrosion test for high-strength low-alloy 921A steel
The corrosion behavior of high-strength low-alloy 921A steel in a simulated marine atmospheric environment was studied using a high-throughput experimental method. The corrosion behavior, corrosion morphology,...
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Article
Machine learning for prediction of retained austenite fraction and optimization of processing in quenched and partitioned steels
The metastable retained austenite (RA) plays a significant role in the excellent mechanical performance of quenching and partitioning (Q&P) steels, while the volume fraction of RA (
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Dynamic recrystallization behavior and coincidence site lattice evolution in thermal deformation of 316H stainless steel used in nuclear systems
The hot deformation behavior of 316H stainless steel used in the 4th-generation nuclear systems was investigated by thermal compression tests at 1000–1150 °C and 0.01–10 s−1. It was found that true stress firstly...
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Going beyond atom visualization—Characterization of supported two-atom single-cluster catalysts with scanning transmission electron microscopy
As an innovative development of single-atom catalysts (SACs), single-cluster catalysts (SCCs) such as dual-atom catalysts have attracted considerable interest due to their excellent performance in catalysis. A...
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Article
Flow field, heat transfer and inclusion behavior in a round bloom mold under effect of a swirling flow submerged entry nozzle
Flow field, heat transfer and inclusion behavior in a 700 mm round bloom mold under the effect of a swirling flow submerged entry nozzle (SEN) were investigated with the aim to enhance the casting process. The...
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Article
An optimization of harmonic structure nickel-saving cryogenic steel via combinatorial high-throughput experiment
A combinatorial high-throughput experiment (HTE) was used to optimize composition and process of nickel-saving cryogenic steel. A gradient temperature heat treatment method with a high linear distribution of h...
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Article
Synthesis of amorphous Pd-based nanocatalysts for efficient alcoholysis of styrene oxide and electrochemical hydrogen evolution
Amorphous nanomaterials with long-range disordered structures could possess distinct properties and promising applications, especially in catalysis, as compared with their conventional crystalline counterparts...
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Article
NiTi/PMMA Biocomposite: in Situ Polymerization, Microstructure and Mechanical Property
Porous titanium alloys have been used widely in the field of hard tissue prosthesis applications. But there is a critical concern regarding the degradation of mechanical properties with the increase in porosit...
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Article
Realizing high thermoelectric performance via selective resonant do** in oxyselenide BiCuSeO
Tuning the charge carrier concentration is imperative to optimize the thermoelectric (TE) performance of a material. For BiCuSeO based oxyselenides, do** efforts have been limited to optimizing the carrier c...
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Article
Mechanical and Tribological Properties of Ti Coated Films Grown Using Grey Taguchi Analysis
The performance of Ti films coated on SUS 304 stainless steel and soda-lime glass using direct current (DC) sputtering has been analyzed in this study. The quality characteristics of the films were examined by...
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Article
Erratum to: Excellent long-term reactivity of inhomogeneous nanoscale Fe-based metallic glass in wastewater purification
In the version of the article originally published in the volume 63, issue 3, 2020 of Sci China Mater (2020, 63(3): 453-46, https://doi.org/10.1007/s40843-019-1205-5
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Article
A nanomaterial targeting the spike protein captures SARS-CoV-2 variants and promotes viral elimination
The global emergency caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic can only be solved with effective and widespread preventive and therapeutic strategies, and both are sti...
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Article
Electric control of valley polarization in monolayer WSe2 using a van der Waals magnet
Electrical manipulation of the valley degree of freedom in transition metal dichalcogenides is central to develo** valleytronics. Towards this end, ferromagnetic contacts, such as Ga(Mn)As and permalloy, hav...
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Article
A chitosan-mediated inhalable nanovaccine against SARS-CoV-2
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), with several antigenic variants, has grown into a global challenge, and the rapid establishment of an immune barrier is crucial to achieving long-t...
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Article
Development of new ductile iron with super-high thermal conductivity and elongation
The effects of Si content, graphite volume fraction and pearlite volume fraction on the thermal conductivity of ductile iron were studied based on theoretical model analysis. Calculated results showed that the...
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Article
Effect of copper on edge cracking behavior and microstructure of rolled austenitic stainless steel plate
Cu is known to affect the edge cracking characteristics of austenitic stainless steel as it causes embrittlement. The hot rolling test of four kinds of austenitic stainless steel with different copper content ...
