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4,125 Result(s)
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Article
Hydrogen generation from NaBH4 hydrolysis catalyzed by nanoporous Co100−xNix (x = 1, 5, 10 and 15) solid solutions
Nanoporous Co100-xNix (x = 1, 5, 10 and 15) solid solutions were synthesized using the chemical coprecipitation followed by hydrogen reduction method and applied as catalysts for the efficient hydrogen generation...
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Assessment of tritium content and radiation hazard in the water body of the Suifen river basin in China
The tritium content in the surface water of the Suifen River in China was measured using an ultra low-level liquid scintillation spectrometer. In August and October, a total of 30 samples were collected (15 pe...
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Adsorption properties of cesium by natural Na-bentonite and Ca-bentonite
This study conducted several adsorption tests to cesium on natural Na-bentonite and Ca-bentonite. The results indicate that adsorption could be completed within 12 h, the optimal solid–liquid ratio was 20 g/L,...
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Fast and facile synthesis of amidine-incorporated degradable lipids for versatile mRNA delivery in vivo
Lipid nanoparticles (LNPs) are widely used for mRNA delivery, with cationic lipids greatly affecting biodistribution, cellular uptake, endosomal escape and transfection efficiency. However, the laborious synth...
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Inhibition Mechanism of H2O on CO Oxidation Over CeMnOx Catalyst in Iron Ore Sintering Flue Gas
The emission of CO in sintering flue gas contributes to environmental pollution and energy wastage. Achieving full oxidation of CO presents a viable strategy for elevating the sintering flue gas temperature by...
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Non-isothermal and isothermal oxidation behavior and kinetics of shale oil during air injection
The introduction of air into shale oil reservoirs induces oxidation reactions, resulting in significant thermochemical and physical effects. This technology has become a crucial approach in shale oil productio...
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Delayed Fluorescence and Amplified Chirality via Modified Substitution Position for Deep-red Circularly Polarized Organic Light Emitting-diodes
Develo** easily accessible deep-red/near-infrared circularly polarized emitters for practical organic light-emitting diodes remains a significant challenge. Here, a practical strategy has been proposed for d...
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Thermal conductivity and mechanical properties of fluorite-type porous (Ce0.2Zr0.2Ti0.2Sn0.2Ca0.2)O2-δ high-entropy ceramics
Thermal insulation materials must exhibit superior mechanical properties alongside exceptional thermal insulation conductivity. However, traditional porous ceramics often struggle to meet these dual requiremen...
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Mineralogical study on the coarse grained uraninite from Miyi region of China
Due to the small size of uranium minerals, the occupations of U4+ and U6+, Th and Pb in uraninite is little studied. The coarse giant uraninite (CGU) from Miyi with size up to 1 cm is one of the best samples for ...
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Effects of water immersion on the pore structure and thermodynamic properties of sulfide ores
Spontaneous combustion of sulfide ores represents a significant challenge in metal mining operations. Mines that have experienced spontaneous combustion of sulfide ores normally possess well-developed undergro...
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Sustainable lignocellulosic-based sponge with Janus salt-tolerant structure for efficient solar steam generation
Solar Vapor Generation (SVG) is a new green production technology that is gaining increasing attention for obtaining fresh water from seawater or wastewater. Currently, the evaporator substrates face challenge...
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Article
Cu2O/SBA-3 Possess Intrinsic High Protease-Like Activity for Efficient Hydrolysis of Protein Under Physiological Conditions
Develo** efficient artificial proteases still remains a great challenge due to the high stability of peptide bonds. Nanozymes have attracted great attention for their high stability, low cost and inherent ph...
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Theoretical Study of the Anti-CO Poisoning of Pt(111) Catalyst in the Presence of Nafion
The research on the anti-CO poisoning performance of Pt catalyst for direct methanol fuel cell (DMFC) has been the focus of scientists. Nafion membrane is one of the indispensable components in DMFC. In this p...
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Cellulose derivative hybrid porous polydivinylbenzene microspheres for chiral chromatography separation
In this work, a modified suspension polymerization method was developed to synthesize cellulose derivative hybrid polydivinylbenzene (PDVB) microspheres with particle sizes of 7–12 μm. Cellulose tris(4-methylb...
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Theoretical Investigation of Hydrogen Adsorption and Hydrogen Spillover on Graphene Monolayer-Supported Single Transitional Metal Atoms
Graphene-based nanostructures loaded with transitional metallic atoms have been identified as promising materials for hydrogen storage. In this study, we investigate the adsorption and spillover of hydrogen on...
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Investigation of Diameter Regulated SnS2 Nanotube for Photocatalytic Activity: A Hybrid Density Functional Calculation
To explore the potential photocatalytic performance of SnS2 nanotube, we have employed density functional theory (DFT) to predict the photocatalytic performance of SnS2 single-walled nanotubes with HSE06 as excha...
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Article
Composite Nanoarchitectonics of Co3O4 Nanopolyhedrons with N-Doped Carbon and Carbon Nanotubes for Alkaline Oxygen Evolution Reaction
Electrochemical water splitting is deemed to be an environmentally friendly methodology for hydrogen and oxygen in various electrochemical systems. The electrocatalyst has a strong relationship with the perfor...
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Design and Photocatalytic Performance of the New Direct Z-Scheme Heterojunction XSe2/Sih (X = Zr, Sn) for Overall Water Splitting
The development of high-performance direct-Z Scheme heterojunctions as photocatalysts is the focus of current research, and it is also an effective way to improve the performance of photocatalysts. Based on th...
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Efficient CO Oxidation by Co/Ta2O5 Prepared by Deposition–Precipitation with Urea
CO oxidation at mild condition is significant for industrial process but still challenging nowadays, especially for the non-noble metal catalysts. The preparation method significant affect the catalytic activi...
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TiO2-Based Double-Shelled Homojunction Hollow Spheres Decorated with Spatially Separated Cocatalyst for Enhanced Photocatalytic Hydrogen Evolution
Efficient separation of photogenerated carriers and surface reactions is the crucial factor in achieving successful photocatalytic water splitting. Herein, a novel Pt@Co-T@T@M hollow sphere was prepared by a t...