4,077 Result(s)
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Article
Open AccessEfficient electrochemical reduction of nitrate to ammonia over metal-organic framework single-atom catalysts
The design and preparation of efficient catalysts for ammonia production under mild conditions is a desirable but highly challenging target. Here, we report a series of single-atom catalysts [M-SACs, M = Mn(II...
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Article
Resolvin D1 delivery to lesional macrophages using antioxidative black phosphorus nanosheets for atherosclerosis treatment
The buildup of plaques in atherosclerosis leads to cardiovascular events, with chronic unresolved inflammation and overproduction of reactive oxygen species (ROS) being major drivers of plaque progression. Nan...
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Article
Welding Strategy for Medium and Thick-Wall Pipes Based on Three-Line Laser
To realize the intelligence and flexibility of the welding process of medium and thick-walled pipelines, this paper proposes a pipeline welding strategy based on three-line laser vision. The feature points of ...
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Article
Open AccessSTEF: a Swin Transformer-Based Enhanced Feature Pyramid Fusion Model for Dongba character detection
The Dongba manuscripts are a unique primitive pictographic writing system that originated among the Naxi people of Lijiang, China, boasting over a thousand years of history. The uniqueness of the Dongba manusc...
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Article
More than just aligning the teeth: Clear aligners with multifunctional prowess
With the increasing demand for beauty and health, clear aligners (CAs) have been widely applied among patients with malocclusion. However, patients treated with CAs also face some potential complications, such...
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Electrochemical deposition of super-conductive Cu/MXene laminated composite foils with low thermal expansion coefficient
A novel Cu/Ti3C2TX laminated composite foil was prepared using a combination of electroplating and electrophoretic deposition. The results indicate that the average thermal expansion coefficient of the Cu/ Ti3C2T
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Article
Effect of Cycling Heat Treatment on the Microstructure and Properties of H13 Steel Prepared for Hot-Extrusion Die
In this study, the effects of conventional quenching + tempering (QT), cyclic quenching + tempering (CQT), and long-period heating on the microstructure and mechanical properties of H13 steel were investigated...
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Polyoxometalate as the assembly material to self-assembled Ni(OH)2 nanosheets with electrocatalytic performance
Develo** non-noble metal-based electrocatalyst with high catalytic activity is essential for advancing hydrogen energy technologies. This study introduces a hydrothermal method for synthesizing order Ni(OH)2 na...
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Article
Preparation of High-performance Multicrystalline Silicon Ingot Based on Innovative Seeding Strategy for Recycled Seeds
In the preparation of high-performance multicrystalline silicon (HPM-Si) wafers, it is usually necessary to use costly polycrystalline silicon (Poly-Si) as the seed layer. In order to reduce cost and simplify ...
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Article
Designing macrophage membrane-engineered ruthenium/selenium nanoparticles to block bone metastasis of breast cancer
Bone metastasis along with osteolysis is a common complication of advanced breast cancer, which directly destroys bone function and becomes one of the major causes of cancer-related mortality. It is crucial to...
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Low-threshold upconversion plasmonic lasers based on CsPbBr3 nanoplates
Upconversion lasers offer a robust platform for the new generation of highly integrated nonlinear optoelectronic applications. They are central in addressing the ongoing pursuit of miniaturization, low loss, a...
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Article
Open AccessExploring how the metaverse of cultural heritage (MCH) influences users’ intentions to experience offline: a two-stage SEM-ANN analysis
The metaverse for cultural heritage (MCH) serves as a digital platform that enables users to access and engage with cultural heritage resources online. With the rapid expansion of cultural digitisation, many o...
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A bio-inspired membrane of interfacial engineering in the cathode in aqueous magnesium-ion batteries
Limited by the high de-solvation energy barrier of hydrated Mg2+ and undesired interfacial water decomposition behavior, aqueous magnesium ion batteries normally suffer from sluggish ion transfer kinetics and dra...
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A comprehensive review on surface modifications of black phosphorus using biological macromolecules
Black phosphorus (BP), a novel two-dimensional material, exhibits remarkable photoelectric characteristics, ultrahigh photothermal conversion efficiency, substantial specific surface area, high carrier mobilit...
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Article
Magnetic Recyclable Double-Heterojunction SrFe12O19/SnS2/MoS2 Nanophotocatalyst: Synthesis and Visible-Light Catalytic Degradation Performance Study
The development of efficient, recyclable, broad-spectrum photocatalysts was the primary objective in the field of photocatalytic wastewater degradation. Herein, a novel highly efficient ternary magnetic semico...
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Upconversion emissions of the NaMgF3: Tm3+, Yb3+ submicron particles and the emission modulation by the Mn2+ ions in the visible range
With the excitation of a 978 nm laser, upconversion emission of the NaMgF3: Tm3+, Yb3+, Mn2+ submicron particles include two red emission bands located at 648 and 698 nm and a green emission at about 510 nm in th...
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Article
Investigation of Reducing Magnetite in Copper Slag Using CO–CO2
In this paper, CO is used as reductant in the process of copper slag cleaning, which can reduce the Fe3O4 content and improve the settling environment of copper in slag. The results showed that the Fe3O4 content ...
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Article
Open AccessAssessment of ecosystem health and driving forces in response to landscape pattern dynamics: the Shibing Karst world natural heritage site case study
The Shibing Karst constitutes a pivotal component of the "South China Karst," and its ecosystem health integrity crucially influences the Outstanding Universal Value (OUV) of the corresponding Natural World He...
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Effect of initial microstructure on microstructure evolution and mechanical properties of 0.12C martensitic steels during quenching and tempering
The microstructure evolution and mechanical properties of a Fe–0.12C–0.2Si–1.6Mn–0.3Cr–0.0025B (wt.%) steel with different initial microstructures, i.e., hot rolled (HR) and cold rolled–annealed (CRA), were st...
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Article
Versatile and Comfortable Janus Fabrics for Switchable Personal Thermal Management and Electromagnetic Interference Shielding
Existing personal thermal regulating fabrics fall short of meeting the demands for sustainable and protective outdoor temperature management. Here, a versatile and comfortable Janus fabric has been developed b...
