Heat Conduction of Ceramic Materials Based on MgAl2O4 and ZnAl2O4
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Engineering Physics and Thermophysics"
DOI: 10.1007/s10891-020-02171-y
Abstract: Optically transparent samples of ceramic materials based on the magnesium aluminate and zinc aluminate spinels of density close to the theoretically attainable one have been obtained, and their heat conductivity was measured in the temperature… read more here.
Keywords: aluminate; materials based; ceramic materials; heat conductivity ... See more keywords
Effects of hydroxyethyl methyl cellulose ether on the hydration and compressive strength of calcium aluminate cement
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Thermal Analysis and Calorimetry"
DOI: 10.1007/s10973-019-08820-6
Abstract: Aluminate containing phases such as tricalcium aluminate (C 3 A) and dodecacalcium heptaaluminate (C 12 A 7 ) play a key role in the reaction between Portland cement and cellulose ether. In order to simplify… read more here.
Keywords: cellulose ether; aluminate; cac; cement ... See more keywords
Effect of tricalcium aluminate and sodium aluminate on thaumasite formation in cement paste
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DOI: 10.1016/j.conbuildmat.2020.119842
Abstract: Abstract The purpose of this paper was to study the effect of different aluminum phases on the formation of thaumasite in cement paste. In the present study, tricalcium aluminate (C3A) and sodium aluminate (NaAlO2) were… read more here.
Keywords: cement paste; sodium aluminate; aluminate; formation ... See more keywords
Cation exchange in Ni–Cu–Zn aluminate spinels revealed by EXAFS
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Solid State Chemistry"
DOI: 10.1016/j.jssc.2020.121695
Abstract: Abstract Nanocrystalline Ni–Cu–Zn aluminate powders (Ni1-xCuxAl2O4, Cu1-xZnxAl2O4, and Zn1-xNixAl2O4) with different divalent ion concentrations (0 ≤ x ≤ 1) were successfully synthesized by the sol-gel auto combustion method using diethanolamine (DEA) as a novel fuel. The structural, morphological, and… read more here.
Keywords: cation exchange; aluminate spinels; aluminate; spinels revealed ... See more keywords
The mixed-valence Ce4Al2O10 aluminate
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DOI: 10.1016/j.ssi.2018.12.012
Abstract: Abstract Reversible oxidation-reduction of cerium ions in a monoclinic Ce4Al2O9 aluminate was studied by XRD, TEM, temperature programmed reduction-oxidation and magnetic methods. It has been shown that nanocrystalline Ce4Al2O9 reacts with gaseous oxygen, undergoing at… read more here.
Keywords: ce4al2o9; valence ce4al2o10; oxidation; mixed valence ... See more keywords
Plasma electrolytic oxidation (PEO) treatment of zinc and its alloys: A review
Sign Up to like & getrecommendations! Published in 2020 at "Surfaces and Interfaces"
DOI: 10.1016/j.surfin.2020.100441
Abstract: Abstract Recently, few papers about plasma electrolytic oxidation (PEO) treatment on pure zinc, ZA27 and Zn-0.1 wt.% Mg alloys have been reported. The PEO procedure of pure zinc in electrolytes of KOH showed that the KOH… read more here.
Keywords: aluminate; peo; zinc; plasma electrolytic ... See more keywords
Enhanced Sulfate Resistance: The Importance of Iron in Aluminate Hydrates
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DOI: 10.1021/acssuschemeng.8b06097
Abstract: Sulfate erosion is one of the main durability issue of ordinary Portland cement (OPC) while used in a sulfate-rich environment. Two aluminate phases in OPC, tricalcium aluminate (C3A) and tetracalcium aluminoferrite (C4AF), are primarily responsible… read more here.
Keywords: sulfate resistance; enhanced sulfate; sulfate; sulfate erosion ... See more keywords