Results 1 to 10 of about 24,612 (224)
Detector de Neuropatologías en EEG usando Estadísticas de Orden Superior y Aprendizaje Profundo
Revista Ingeniería UC, 2021 En el presente artículo se presenta un detector de neuropatologías, a partir del electroencefalograma (EEG) del paciente. La detección se basa en la clasificación de imágenes de HOSA (siglas en inglés para análisis de estadísticas de orden superior o ...
César Seijas +4 more
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Adsorption of Scandium and Yttrium from Aqueous Solutions by Purolite C100Na Resin: Equilibrium and Kinetic Modeling [PDF]
Iranian Journal of Chemistry & Chemical Engineering, 2021 Adsorption of Sc from single and bi-component Sc-Y solutions by Purolite C100Na was studied experimentally and kinetic and thermodynamic characteristics are described.
Hamid Hajmohammadi +2 more
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Metals, 2023 In order to explore the influence of rare earth element Y on the electrical contact properties of Pt–Ir alloys, Pt–10Ir–Y and Pt–25Ir–Y were prepared via arc melting combined with thermal processing, and electrical contact experiments were carried out ...
Saibei Wang +7 more
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Binary Pectin-Chitosan Composites for the Uptake of Lanthanum and Yttrium Species in Aqueous Media
Micromachines, 2021 Rare-earth elements such as lanthanum and yttrium have wide utility in high-tech applications such as permanent magnets and batteries. The use of biopolymers and their composites as adsorbents for La (III) and Y (III) ions were investigated as a means to
Dexu Kong, Eny Kusrini, Lee D. Wilson
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Metals, 2023 Low sensitivity to hot cracking is very important not only for casting but also for ingots of wrought alloys. Doping of Al-Cu-(Mg) alloys by eutectic forming elements provides an increasing resistance to hot cracking susceptibility, but it also leads to ...
Sayed M. Amer +6 more
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Thermodynamic and kinetic simulation of Y2O3 and Y2S3 nonmetallic phase formation in liquid steel [PDF]
Journal of Mining and Metallurgy. Section B: Metallurgy, 2020 The current work deals with the phenomenon of non-metallic inclusions as a result of the addition of yttrium to the liquid steel as an alloying component.
Gerasin S., Kalisz D., Iwanciw J.
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Metals, 2022 This article is devoted to the study of the mechanical and strength properties of Y2O3-doped ZrO2–CeO2 composite ceramics. The choice of these ceramics is due to their prospects in the field of nuclear energy, structural materials and as the basis for ...
Artem L. Kozlovskiy +2 more
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Rare earth elements: Yttrium and higher plants [PDF]
Zbornik Matice Srpske za Prirodne Nauke, 2010 Rare earth elements (REEs) form a chemically uniform group with very similar physical and chemical properties. The REEs include the elements scandium, yttrium, and the lanthanides from lanthanum to lutetium. They are widely distributed and present in all
Kastori Rudolf R. +3 more
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Materials Research Express, 2021 A new type of 7055-Y-Sc alloy with high strength and corrosion resistance was prepared. Eutectic Al _3 Y particles with sizes in the range of 500–600 nm were found in the as-cast structure of the 7055-Y-Sc alloys.
Kai Huang +8 more
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Kinetics Study of Yttrium Leaching from Zircon Tailings Using Sulfuric Acid
Indonesian Journal of Chemistry, 2023 From the analysis of zircon tailings using X-Ray Fluorescence (XRF), Yttrium is a rare earth element (REE) with the highest concentration compared to other REEs. The purpose of this study is to determine the best kinetic model for describing how sulfuric
Harry Supriadi +6 more
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