Rare-earth tantalates for next-generation thermal barrier coatings

L Chen, B Li, J Feng - Progress in Materials Science, 2024 - Elsevier
Ceramic thermal barrier coatings (TBCs) have attracted significant research attention owing
to their utility in the thermally insulating alloy components of gas turbines and aircraft …

High‐entropy ferroelastic rare‐earth tantalite ceramic: (Y0.2Ce0.2Sm0.2Gd0.2Dy0.2)TaO4

J Wang, F Wu, R Zou, Y Wu, M Gan… - Journal of the …, 2021 - Wiley Online Library
In this study, high‐entropy rare‐earth tantalate ceramics (Y0. 2Ce0. 2Sm0. 2Gd0. 2Dy0. 2)
TaO4 ((5RE0. 2) TaO4) have been successfully fabricated. The possibility of formation of …

Microstructure and performance of YTaO4 coating deposited by atmospheric plasma spraying on TC4 titanium alloy surface

J Feng, J Wang, K Yang, J Rong - Surface and Coatings Technology, 2022 - Elsevier
In view of the good thermal insulation, good high-temperature phase stability, high thermal
expansion coefficients and ferroelastic transformation of YTaO 4 ceramics, which can be …

Discovery of orthorhombic perovskite oxides with low thermal conductivity by first-principles calculations

Y Liu, K Chu, Y Zhou, Y Li, W Li, B Liu - Journal of Advanced Ceramics, 2022 - Springer
Orthorhombic perovskite oxides are studied by high-throughput first-principles calculations
to explore new thermal barrier coating (TBC) materials with low thermal conductivities. The …

Exploring crystal structures, stability and mechanical properties of Fe, Mn-containing intermetallics in Al-Si Alloy by experiments and first-principles calculations

X Zhang, D Wang, Y Zhou, X Chong, X Li… - Journal of Alloys and …, 2021 - Elsevier
Separation of Fe-containing intermetallics is an effective method to decrease Fe content in
Al-Si alloys. Regular morphology and higher precipitation temperature are necessary for …

Ferroelastic domain identification and toughening mechanism for yttrium tantalate–zirconium oxide

C Luo, C Li, K Cao, J Li, J Luo, Q Zhang… - Journal of Materials …, 2022 - Elsevier
Yttrium tantalate (YTaO 4) is the next generation of higher service temperature thermal
barrier coatings (TBCs) materials due to its smaller volume effect in phase change, lower …

Morphology, thermal stability, electronic structure and mechanical properties of α-AlFeMnSi phases with varying Mn/Fe atomic ratios: Experimental studies and DFT …

X Zhang, D Wang, H Nagaumi, Y Zhou, W Yu… - Journal of Alloys and …, 2022 - Elsevier
Separation of Fe-containing intermetallics is an effective method to decrease Fe content in
Al-Si alloys. The three-dimensional (3D) morphology and stability of Fe-containing …

Low thermal conductivity and anisotropic thermal expansion of ferroelastic (Gd1−xYx)TaO4 ceramics

C Qu, L Chen, L Lv, Y Wang, X Ji, H Yun, C Su… - Journal of Advanced …, 2022 - Springer
Abstract In this paper,(Gd1− x Y x) TaO4 ceramics had been fabricated by solid-phase
synthesis reaction. Each sample was found to crystallize in a monoclinic phase by X-ray …

First‐principles study of thermophysical properties of polymorphous YTaO4 ceramics

Y Zhou, M Gan, W Yu, X Chong… - Journal of the American …, 2021 - Wiley Online Library
Yttrium tantalate ceramics with ferroelasticity are potential candidates for thermal barrier
coating (TBC) ceramics. During the phase transition process, there are three main phases …

High‐entropy yttrium pyrochlore ceramics with glass‐like thermal conductivity for thermal barrier coating application

HL Liu, S Pang, CQ Liu, YT Wu… - Journal of the American …, 2022 - Wiley Online Library
Abstract A2B2O7‐type oxides with low thermal conductivities are potential candidates for
next‐generation thermal barrier coatings. The formation of high‐entropy ceramics is …