2,870 Result(s)
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Article
3D porous Ti3C2Tx prepared on carbon cloth by electrophoretic co-deposition for enhanced supercapacitor performance
MXenes are promising two-dimensional materials for energy storage applications, but the stacking and aggregation of MXene nanosheets degrade their electrochemical performance. In this work, three-dimensional (...
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Investigation on the Design and Application of Hydraulic Loading Fatigue Test Device for Non-Vascular Stent
The implanted non-vascular stent is prone to fatigue fracture due to the periodic cyclic load caused by long-term physiological motion in the non-vascular lumen.
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Structural characterization and magnetic behavior of Ni2FeGa alloy nanowires fabricated by pulsed electrodeposition
Ni44.1Fe33.2Ga22.8 (NFG) Heusler alloy nanowires were fabricated using a pulsed electrodeposition method. The challenge of co-depositing the Ga element in ternary alloy nanowires was addressed by employing dual c...
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Article
Fluorescent DNA tetrahedral probe with catalytic hairpin self-assembly reaction for imaging of miR-21 and miR-155 in living cells
A CHA-based fluorescent DNA tetrahedral probe (FDTp) has been designed to detect the microRNAs miR-21 and miR-155 sensitively and specifically in living cells. The design consisted of functional elements (H1,...
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Article
Evolution of Inclusion Distribution in Continuous Casting Slabs During Strip Feeding
Feeding strip significantly enhances continuous cast slab quality. To clarify its impact on inclusion distribution, a mathematical model coupling flow, solidification and inclusion motion have been developed. ...
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Molecular dynamics simulation of the orientation and temperature dependence in MgAl2O4 spinel
Through molecular dynamics simulations, this study investigates the orientation and temperature dependence of the tensile mechanical properties, the failure mechanism, and crack propagation characteristics of ...
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Article
The Relationship Between Phase Fraction and Pitting Corrosion Performance of a New Type of Fe-Cr-Mn-Al Duplex Stainless Steel
An economical Fe-Cr-Mn-Al duplex stainless steel not only has good thermos-plasticity, but also has excellent comprehensive mechanical properties. However, how to ensure that the prepared duplex stainless stee...
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Microstructure-Superplastic Properties Relationship and Deformation Mechanism in a Novel Dual-Phase Medium Mn Steel: The Effect of Microstructure Anisotropy and Texture
In this paper, the tensile properties, texture evolution, and deformation anisotropy of a cold-rolled Fe−0.3C–6.86Mn–3.5Al steel during superplastic deformation at 650 °C–750 °C and 0.25 × 10−3 s−1− 4 × 10−3 s−1 ...
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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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Article
Highly selective electrochemical reduction of nitrate-to-ammonia using iron phosphide self-supported electrode
Nitrate electrocatalytic reduction (NO3RR) is a potential approach to ammonia (NH3) production, and the limited NH4+–N selectivity and NH4+–N yield rate are great challenges in NO3RR to NH3. Herein, the self-supp...
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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
Microstructure and Properties Characteristics of Ni–25Cr–10Fe–xSi (x = 1, 2, 3, 4) Alloys for Waste Incineration Equipment
The long-term aging behavior and corrosion resistance of Ni–25Cr–10Fe–xSi (x = 1, 2, 3, 4) alloys with varying Si content were systematically investigated. Ni–25Cr–10Fe–xSi alloys exhibited satisfactory mechanica...
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Al3Zr nanophase-enabled anti-corrosion mechanisms in high-strength Al alloy by scalable micro-alloying design
A novel scalable approach via Zr micro-alloying to enhance the corrosion resistance of high-strength Aluminum (Al) alloy A206 without compromising mechanical strength has been proposed. The improved corrosion ...
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Article
Facile preparation of cobalt doped ZnO hierarchical structures for enhanced triethylamine gas sensing performance
In this work, the Co doped ZnO (CZO) hierarchical structures were synthesized via hydrothermal approach at 100 °C. The results of characterization illustrated that the products were assembled by large quantiti...
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Article
Antioxidative ultrafast light-driven poly(N-isopropylacrylamide) hydrogel actuator enabled by (3-aminopropyl)triethoxysilane-modified MXene and polyvinyl alcohol
Develo** hydrogel actuators with excellent driving performance and extended lifespan remains challenging. Ti3C2Tx MXene, as a two-dimensional nanomaterial with a unique layered structure, has attracted widespre...
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User-Independent, Accurate and Pixel-Wise DIC Measurements with a Task-Optimized Neural Network
Being an image-based optical technique for full-field deformation measurements, the ultimate purpose of digital image correlation (DIC) is to realize accurate, precise and pixel-wise displacement/strain measur...
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Synthesis, Characterization of Polyethylene Ionomers and Their Antibacterial Properties
Owing to its high production volume and wide range of applications, polyethylene has gained a great deal of attention, but its low surface energy and non-polar nature have limited its application in some impor...
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Improvement in sintering behavior and microwave dielectric properties in CaMgGe2O6 via zn substitution
A series of CaMgGe2O6 ceramics doped with Zn2+ ions were designed and fabricated using the solid-state reaction method. The impact of cation do** on sintering behavior, crystal structure, microstructure, and di...
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Article
Full-Process Numerical Simulation of Flow, Heat Transfer and Solidification for Hot Stam** Steel Manufactured via Thin Slab Continuous Casting Process
Thin slab casting and rolling (TSCR) is a near-net-shape manufacturing process and a key development technology in China's iron and steel industry. This study uses cross-scale calculations to analyze the compl...
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Cohesive behavior of single crystalline silicon carbide scribing by nanosecond laser
The existing mechanical dicing process of single crystalline Silicon Carbide (SiC) is one of the main factors limiting the development of semiconductor process, which could be replaced by laser scribing potent...
