Progress in densification and toughening of high entropy carbide ceramics

Z Cao, J Sun, L Meng, K Zhang, J Zhao… - Journal of Materials …, 2023 - Elsevier
High entropy carbide ceramics (HECC) are solid solution of inorganic compounds with five
or more principal metal cations. Research interests in HECC are dramatically sparked by the …

Synthesis of Hf6Ta2O17 superstructure via spark plasma sintering for improved oxidation resistance of multi-component ultra-high temperature ceramics

A Nisar, C Zhang, B Boesl, A Agarwal - Ceramics International, 2023 - Elsevier
Ultra-high temperature ceramics (UHTCs) have shown aspiration to overcome challenges in
the thermal protection system (TPS) by designing new materials referred to as multi …

Destructive and non-destructive testing of potential lunar polymer concrete for future lunar habitable infrastructure

N Caluk, G Seisdedos, A Azizinamini - Construction and Building Materials, 2023 - Elsevier
The data gathered from the Apollo missions has provided humanity with incredible amounts
of new insight into the lunar environmental conditions that were unknown prior to the on-site …

[HTML][HTML] Mechanism and kinetics of high-temperature oxidation of medium-and high-entropy carbides in air

S Yudin, A Sedegov, D Moskovskikh, S Volodko… - Materials & Design, 2023 - Elsevier
Medium-and high-entropy carbides (MECs and HECs) have a wide range of advanced
applications and, in many cases, outperform monocarbides. However, the behavior …

Formation mechanism and high-temperature self-lubricating behavior of (HfMoNbTaTi) C system single-phase high-entropy ceramics

W Chen, Z Zhu, M Zheng, Q Sun, S Zhu… - Journal of the European …, 2023 - Elsevier
It is a substantial challenge to obtain single-phase ceramics with self-lubricating properties.
Most conventional lubricated ceramics benefit from the addition of solid lubricants, which …

Ablation resistance of HfC-TaC-Hf6Ta2O17 composite coatings prepared by vacuum plasma spraying

ZY Tan, JW Guo, W Zhu - Corrosion Science, 2023 - Elsevier
Abstract HfC-TaC-Hf 6 Ta 2 O 17 composite coatings are successfully prepared by vacuum
plasma spraying. The microstructure and forming mechanism of the coating are investigated …

High-entropy (Hf0. 25Zr0. 25Ti0. 25Cr0. 25) B2 ceramic incorporated SiC-Si composite coating to protect C/C composites against ablation above 2400 K

P Zhang, C Cheng, M Xu, B Liu, X Zhu, Q Fu - Ceramics International, 2022 - Elsevier
The ablation behavior and protection mechanism of high-entropy (Hf 0.25 Zr 0.25 Ti 0.25 Cr
0.25) B 2 ceramic incorporated SiC–Si (HETMB 2-SiC-Si) composite coating on C/C …

High‐entropy (Ti0.2V0.2Nb0.2Mo0.2W0.2)Si2 with excellent high‐temperature wear resistance

J Li, S Chen, H Fan, Q Zhang, Y Su… - Journal of the …, 2024 - Wiley Online Library
The oxidation products (MoO3 and V2O5) have low melting points and tend to sublimate at
high temperatures despite that MoSi2 and VSi2 may possess good self‐lubricating …

Quantification of complex protective surface oxide layer formed during plasma jet exposure of multicomponent ultra-high temperature carbides

A Nisar, T Sakthivel, C Zhang, B Boesl, S Seal… - Applied Surface …, 2022 - Elsevier
Multi-component ultra-high temperature ceramics (MC-UHTCs) has garnered attention due
to their improved thermo-mechanical and oxidation properties. MC-UHTC was progressively …

Assessment and Non-Destructive Evaluation of the Influence of Residual Solvent on a Two-Part Epoxy-Based Adhesive Using Ultrasonics

G Seisdedos, E Viamontes, E Salazar, M Ontiveros… - Applied sciences, 2023 - mdpi.com
Featured Application Non-destructive evaluation of polymer curing using ultrasonics.
Abstract Polymers are increasingly being used in higher demanding applications due to …