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4321
Analysis of Elastohydrodynamic Lubrication for Steel-polymer Spur Gear Pairs
Published 2024-07-01“…Polymer gears are susceptible to pitting failure in transmission due to load, lubrication, etc. Metal-polymer gears' pairs have a longer service life than polymer-polymer gear pairs. …”
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4322
Asymmetric multi-component trifunctionalization reactions with α-Halo Rh-carbenes
Published 2025-02-01“…In this study, we investigate the catalytic potential of α-halo Rh-carbenes, leveraging the concept of metal carbynoids in multi-functionalization reactions. …”
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4323
Removal of Cu(II) Ions by Leucaena Leucocephala (Subabul) Seed Pods from Aqueous Solutions
Published 2010-01-01“…The maximum adsorption of Cu(II) ions on Leucaena leucocephala seed pods was 94.17% at pH 5. The amount of metal adsorbed per unit weight of adsorbent increases with time and reach equilibrium after 30 minutes of shaking time for the different initial metal concentrations. …”
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4324
Iron-catalysed stereoselective NH transfer enables dynamic kinetic resolution of sulfoxides
Published 2025-02-01“…Abstract Transition metal-catalysed asymmetric nitrene transfer provides a powerful means to access various bioactive N-containing compounds as single enantiomers. …”
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4325
Gas-Cooled Fast Reactor: A Historical Overview and Future Outlook
Published 2009-01-01“…During that period, the GCFR concept was expected to increase the breeding gain, the thermal efficiency of a nuclear power plant, and alleviate some of the problems associated with liquid metal coolants. During this period, the GCFR concept was found to be more challenging than liquid-metal-cooled reactors, and none were ever constructed. …”
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4326
Melting features and viscosity of SiO2-CaO-MgO-Al2O3-FeO nickel slag in laterite metallurgy
Published 2013-01-01“…It determines the operation efficiency, metal recovery ratio, energy consumption and the distribution of elements (like S and P) between the slag and metal. …”
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4327
Schlieren texture and topography induced confinement in an organic exciton-polariton laser
Published 2025-01-01“…Morphology tuning also permitted polariton lasing in more lossy metallic microcavities while maintaining a competitive lasing threshold. …”
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4328
Evaluation of free radical scavenging activity of various extracts of leaves from Kedrostis foetidissima (Jacq.) Cogn.
Published 2015-03-01“…In vitro free radical scavenging activities of the extracts were assessed against DPPH and hydroxyl radicals. The metal chelating activity and reducing power ability of the extracts were also determined. …”
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4329
Recognition Preference of Rhodamine Derivative Bearing Phthalimido Gly for Hg2+ by UV-Vis and Fluorescence Spectroscopy
Published 2013-01-01“…In addition, the effects of pH, coexisting metal ions, and the reversibility were investigated in detail.…”
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4330
Densely populated single‐atom catalysts for boosting hydrogen generation from formic acid
Published 2025-01-01“…However, the formation of metal nanoparticles in M‐N‐C materials is coupled with high‐temperature calcination conditions, limiting the density of M‐Nx active sites and thus restricting the catalytic performance of such catalysts. …”
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4331
ADSORPTION KINETICS AND THERMODYNAMICS OF CIPROFLOXACIN FROM AQUEOUS SOLUTIONS BY MAGNETIC IRON OXIDE NANOPARTICLES MODIFIED MORINGA PODS
Published 2024-11-01“…The adsorption process of metal oxide nanoparticles has been studied as an effective means of removing organic and inorganic contaminants from water and wastewater. …”
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4332
Novel technique to produce porous thermochromic VO2 nanoparticle films using gas aggregation source
Published 2025-01-01“…Abstract Vanadium dioxide (VO2) is a phase transition material that undergoes semiconductor-to-metal transition at the temperature of about 68 °C. …”
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4333
Complementary Machining – Machining Strategy for Surface Modification: A Review
Published 2024-11-01“… All fabrication techniques utilized to manufacture metallic parts modify the surface integrity of the part. …”
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4334
Measuring high-efficiency perfect composite vortex beams with reflective metasurfaces in microwave band
Published 2024-12-01“…Perfect vortex beams, characterized by their topological charge-independent intensity profile, have important applications in enhancing communication capacity and optimizing particle manipulation. In this paper, metal-insulator-metal copper-coin type reflective metasurfaces are proposed to generate perfect composite vortex beams in X-band. …”
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4335
Nonuniform Corrosion in the Vertical Direction of Q345 Steel in a Real Ocean Environment
Published 2025-01-01“…The aim of this investigation was to study nonuniform corrosion in the vertical direction of Q345 steel in the South China Sea. First, a metal corrosion monitoring system was designed and applied based on the coulometer principle and array electrode technology. …”
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4336
Biologically Derived Gold Nanoparticles and Their Applications
Published 2022-01-01“…The metabolic activities of biological agents convert dissolved metal ions into nanometals. For biosynthesis of metal nanoparticles, various biological agents like plants, fungus, and bacteria are utilized. …”
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4337
Localization of plastic deformation during deformation of low‑carbon steel
Published 2023-01-01“…When controlling the length of the yield site, the influence of the ferrite grain size, the amount of perlite, temperature, speed and deformation scheme on the localization of low‑carbon steel plastic deformation, which reduces the ability of the metal to deformation hardening, is considered.…”
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4338
INFLUENCE OF MATERIALS DISPERSION ON SPEEDS OF THE SOLID-PHASE RESTORATION PROCESSES
Published 2014-11-01“…At recovery of metal discard the scale factor influences intensity of realization of oxidation-reduction reactions. …”
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4339
Solving of the problem of heating process of prismatic alloys and slugs in regime of contraflow
Published 2003-05-01“…There are studied the regularities of dynamics of the (gas) and metal heat carrier temperatures depending on different parameters.…”
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4340
Evaluating oxide nanoparticle exsolution on A-site deficient PrBaCo2O6-δ electrodes
Published 2025-01-01“…However, exsolution of other chemistries like metal oxides is not well studied, and the mechanism is poorly understood. …”
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