Articles with "yttria" as a keyword



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Plasma-sprayed nanostructured scandia-yttria and ceria-yttria codoped zirconia coatings: Microstructure, bonding strength and thermal insulation properties

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Published in 2018 at "Ceramics International"

DOI: 10.1016/j.ceramint.2018.03.204

Abstract: Abstract Microstructure, thermal insulation behavior and bonding strength of nanostructured 5%scandia, 0.5%yttria codoped zirconia (5.5 ScYSZ) and 25%ceria, 2.5%yttria co stabilized zirconia (27.5%CYSZ) coatings were investigated. ScYSZ and CYSZ nanostructured granules (as a top coat)… read more here.

Keywords: yttria; thermal insulation; zirconia; bonding strength ... See more keywords
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Promoted nickel-based catalysts on modified mesoporous silica support: The role of yttria and magnesia on CO2 methanation

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Published in 2020 at "Microporous and Mesoporous Materials"

DOI: 10.1016/j.micromeso.2020.110455

Abstract: Abstract In this research, a group of xY2O3-Ni/MgO-MCM-41catalysts were synthesized by using direct synthesis method for CO2 hydrogenation and were characterized by employing BET, XRD, HRTEM, XPS, TPD, FE-SEM and TPO to understand the mechanism… read more here.

Keywords: yttria; mgo mcm; promoted nickel; co2 ... See more keywords
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New Strategy for Preparation of Yttria Powders with Atypical Morphologies and Their Sintering Behavior

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Published in 2023 at "Materials"

DOI: 10.3390/ma16072854

Abstract: A modified precipitation method was used to prepare yttria powers for the fabrication of yttria ceramics in this study. The precipitation behavior, phase evolution, and shape of the yttria precursor were all examined in the… read more here.

Keywords: electric field; thermal shock; yttria; yttria powders ... See more keywords