High-entropy ceramics: Review of principles, production and applications

S Akrami, P Edalati, M Fuji, K Edalati - Materials Science and Engineering …, 2021 - Elsevier
High-entropy ceramics with five or more cations have recently attracted significant attention
due to their superior properties for various structural and functional applications. Although …

Progress in ceramic materials and structure design toward advanced thermal barrier coatings

ZY Wei, GH Meng, L Chen, GR Li, MJ Liu… - Journal of Advanced …, 2022 - Springer
Thermal barrier coatings (TBCs) can effectively protect the alloy substrate of hot components
in aeroengines or land-based gas turbines by the thermal insulation and corrosion/erosion …

High-entropy pyrochlores with low thermal conductivity for thermal barrier coating materials

F Li, L Zhou, JX Liu, Y Liang, GJ Zhang - Journal of Advanced Ceramics, 2019 - Springer
High-entropy pyrochlore-type structures based on rare-earth zirconates are successfully
produced by conventional solid-state reaction method. Six rare-earth oxides (La 2 O 3, Nd 2 …

High‐entropy rare earth titanates with low thermal conductivity designed by lattice distortion

S Zhu, J Zhu, S Ye, K Yang, M Li… - Journal of the …, 2023 - Wiley Online Library
High‐entropy single‐phase rare earth titanates (RE0. 2Gd0. 2Ho0. 2Er0. 2Yb0. 2) 2Ti2O7
(RE= Sm, Y, Lu) were designed and synthesized successfully, in which their lattice distortion …

[HTML][HTML] Failure mechanisms and structure tailoring of YSZ and new candidates for thermal barrier coatings: A systematic review

A Pakseresht, F Sharifianjazi, A Esmaeilkhanian… - Materials & Design, 2022 - Elsevier
Many factors influence the durability of thermal barrier coatings (TBCs), therefore, in order to
tailor these engineering materials for high-temperature applications, it is required to have a …

Wigner formulation of thermal transport in solids

M Simoncelli, N Marzari, F Mauri - Physical Review X, 2022 - APS
Two different heat-transport mechanisms are discussed in solids. In crystals, heat carriers
propagate and scatter particlelike as described by Peierls's formulation of the Boltzmann …

Advances on strategies for searching for next generation thermal barrier coating materials

B Liu, Y Liu, C Zhu, H Xiang, H Chen, L Sun… - Journal of Materials …, 2019 - Elsevier
Thermal barrier coating (TBC) materials play important roles in gas turbine engines to
protect the Ni-based super-alloys from the high temperature airflow damage. High melting …

Size disorder as a descriptor for predicting reduced thermal conductivity in medium-and high-entropy pyrochlore oxides

AJ Wright, Q Wang, ST Ko, KM Chung, R Chen, J Luo - Scripta Materialia, 2020 - Elsevier
High-entropy ceramics generally exhibit reduced thermal conductivity, but little is known
about what controls this suppression and which descriptor can predict it. Herein, 22 single …

High-entropy rare-earth zirconate ceramics with low thermal conductivity for advanced thermal-barrier coatings

D Liu, B Shi, L Geng, Y Wang, B Xu, Y Chen - Journal of Advanced …, 2022 - Springer
The high-entropy rare-earth zirconate ((La0. 2Nd0. 2Sm0. 2Gd0. 2Yb0. 2) 2Zr2O7,
5RE2Zr2O7 HEREZs) ceramics were successfully prepared by a new high-speed positive …

Charge‐induced disorder controls the thermal conductivity of entropy‐stabilized oxides

JL Braun, CM Rost, M Lim, A Giri, DH Olson… - Advanced …, 2018 - Wiley Online Library
Manipulating a crystalline material's configurational entropy through the introduction of
unique atomic species can produce novel materials with desirable mechanical and electrical …