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Published in 2019 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2019.04.009
Abstract: Abstract The wetting process of CaO-MgO-Al2O3-SiO2 (CMAS) melt on yttria-stabilized zirconia (YSZ) surface is studied at 1523 K by molecular dynamics simulations. Several parameters, such as the contact angle (θ), work of adhesion, surface tension, and…
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Keywords:
cmas melt;
surface;
ysz surface;
cmas ... See more keywords
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Published in 2020 at "Ceramics International"
DOI: 10.1016/j.ceramint.2020.04.184
Abstract: Abstract Three different kinds of thermal barrier coatings (TBCs) — 8YSZ, 38YSZ and a dual-layered (DL) TBCs with pure Y2O3 on the top of 8YSZ were produced on nickel-based superalloy substrate by air plasma spraying…
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Keywords:
rig test;
corrosion;
burner rig;
cmas ... See more keywords
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Published in 2021 at "Ceramics International"
DOI: 10.1016/j.ceramint.2021.08.072
Abstract: Abstract Calcium-magnesium-alumina-silicate (CMAS) and molten salt corrosion pose great threats to thermal barrier coatings (TBCs), and recently, a coupling effect of CMAS and molten salt has been found to cause even severer corrosion to TBCs.…
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Keywords:
cmas;
cmas navo3;
crystallization;
corrosion ... See more keywords
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Published in 2017 at "Corrosion Science"
DOI: 10.1016/j.corsci.2016.11.015
Abstract: Abstract Calcium-magnesium-alumino-silicate (CMAS) attack is a significant failure mechanism for thermal barrier coatings (TBC). In this study, La 2 (Zr 0.7 Ce 0.3 ) 2 O 7 (LZ7C3) TBC prepared by electron-beam physical vapor deposition…
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Keywords:
cmas;
beam physical;
prepared electron;
thermal barrier ... See more keywords
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Published in 2019 at "Corrosion Science"
DOI: 10.1016/j.corsci.2019.04.014
Abstract: Abstract Calcium-magnesium-alumina-silicate (CMAS) attack is becoming a great challenge for thermal barrier coating (TBC) applications. In this study, CMAS corrosion behavior of LaPO4/YSZ TBCs prepared by air plasma spray was investigated at a temperature range…
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Keywords:
lapo4 ysz;
cmas;
1250 1350;
corrosion ... See more keywords
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Published in 2020 at "Corrosion Science"
DOI: 10.1016/j.corsci.2020.108968
Abstract: Abstract Corrosion results from calcium-magnesium-alumina-silicate (CMAS) and CMAS + NaVO3 (CN) to YSZ thermal barrier coatings (TBCs) are investigated and compared. CN had lower melting temperature (by ∼ 50 °C) and viscosity than CMAS. At 1200 °C, CN was…
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Keywords:
comparison navo3;
cmas;
corrosion;
thermal barrier ... See more keywords
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Published in 2020 at "Journal of The European Ceramic Society"
DOI: 10.1016/j.jeurceramsoc.2019.12.040
Abstract: Abstract The impact of the penetration of small quantities of calcium-magnesium-alumino- silicates (CMAS) glassy melt in the porous plasma-sprayed (PS) thermal barrier coatings (TBCs) is often neglected even though it might play a non-negligible role…
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Keywords:
cmas;
magnesium alumino;
plasma sprayed;
calcium magnesium ... See more keywords
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Published in 2021 at "Results in Physics"
DOI: 10.1016/j.rinp.2021.104365
Abstract: Abstract Thermal barrier coatings (TBCs) are inevitably subject to corrosion caused by molten calcium-magnesium-alumino-silicate (CMAS), which leads to severe degradation in the properties of the coatings. In this study, a novel device for evaluating the…
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Keywords:
wetting spreading;
molten cmas;
cmas;
thermal barrier ... See more keywords
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Published in 2019 at "Journal of the American Ceramic Society"
DOI: 10.1111/jace.16465
Abstract: Degradation of thermal barrier coatings (TBCs) in gas‐turbine engines due to calcium–magnesium–aluminosilicate (CMAS) glassy deposits from various sources has been a persistent issue since many years. In this study, state of the art electron microscopy…
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Keywords:
cmas;
thermal barrier;
burner rig;
barrier coatings ... See more keywords
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Published in 2023 at "Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications"
DOI: 10.1177/14644207231178174
Abstract: The purpose of this research is to look into the effect of laser surface modification on the hot corrosion and hot corrosion + calcium–magnesium aluminosilicate (CMAS) resistance of YSZ thermal barrier coating. Metco AMDRY 997 (Ni–22Cr–10Al–Y) powder…
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Keywords:
laser;
bond coat;
hot corrosion;
laser glazed ... See more keywords
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Published in 2023 at "Coatings"
DOI: 10.3390/coatings13050905
Abstract: Rare-earth zirconates are proven to be very effective in restricting the CMAS attack against thermal barrier coatings (TBCs) by forming quick crystalline reaction products that seal the porosity against infiltration. The microstructural effects on the…
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Keywords:
gadolinium zirconate;
cmas resistance;
thermal barrier;
barrier coatings ... See more keywords