August 11, 2025Journal of the American Ceramic Society

Computational insights into α‐M4GaC3 (M = Ti, Zr, and Hf) MAX‐phases: Stability, properties, and applications

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Authors

HRH. Rached IOIsmail Ouadha PRP. Raics

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Overview

First-principles calculations reveal strong mechanical properties and low thermal conductivity in MAX-phase ceramics, suggesting utility in extreme environments.

Key Points

α-M4GaC3 MAX-phase ceramics show exceptional mechanical strength and stability under high stress, making them suitable for tough applications.
First-principles calculations indicate that these materials maintain strong covalent bonding and anisotropic mechanical behavior, particularly under pressure.
The electronic structure reveals metallic behavior and strong hybridization between d-states of transition metals and p-states of Ga/C.
Their low thermal conductivity and elevated melting points position them as effective thermal barrier coatings for high-temperature environments.

Cite This Study

Rached et al. (2025) studied this question.

synapsesocial.com/papers/68a360d60a429f7973328f52 https://doi.org/10.1111/jace.70098

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August 11, 2025Journal of the American Ceramic Society

Computational insights into α‐M4GaC3 (M = Ti, Zr, and Hf) MAX‐phases: Stability, properties, and applications

View Full Paper

Ask AI

Bookmark

Authors

HRH. Rached IOIsmail Ouadha PRP. Raics

Discussion

Member takes

Overview

First-principles calculations reveal strong mechanical properties and low thermal conductivity in MAX-phase ceramics, suggesting utility in extreme environments.

Key Points

α-M4GaC3 MAX-phase ceramics show exceptional mechanical strength and stability under high stress, making them suitable for tough applications.
First-principles calculations indicate that these materials maintain strong covalent bonding and anisotropic mechanical behavior, particularly under pressure.
The electronic structure reveals metallic behavior and strong hybridization between d-states of transition metals and p-states of Ga/C.
Their low thermal conductivity and elevated melting points position them as effective thermal barrier coatings for high-temperature environments.

Cite This Study

Rached et al. (2025) studied this question.

synapsesocial.com/papers/68a360d60a429f7973328f52 https://doi.org/10.1111/jace.70098

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