Ultra-Low Thermal Conductivity and Promising Thermoelectric Performance in the Structurally Complex Zintl Phase: Eu14GaAs11

Md. Minhajul Islam; Maria Wróblewska; Yixuan Xu; Eric S. Toberer; Susan M. Kauzlarich

doi:10.1039/d5ta09465h

January 1, 2026Journal of Materials Chemistry A

Ultra-Low Thermal Conductivity and Promising Thermoelectric Performance in the Structurally Complex Zintl Phase: Eu14GaAs11

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Key Points

The research aims to explore the thermal and thermoelectric properties of the new Zintl compound Eu14GaAs11.
Characterization of the structural and electronic properties of Eu14GaAs11.
Assessment of thermal conductivity measurements.
Evaluation of thermoelectric performance.
Eu14GaAs11 exhibits significantly low thermal conductivity.
The compound demonstrates promising thermoelectric performance.
Small bandgap semiconducting behavior is confirmed.

Implication

Research reveals enhanced thermoelectric performance in Eu14GaAs11, suggesting potential for efficient energy conversion.

Abstract

Intermetallic Zintl compounds of the Ca14AlSb11 (14-1-11) structure type are intriguing materials for study due to their small bandgap semiconducting behavior and exceptionally low thermal conductivity. Eu14GaAs11 is a new...

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Cite This Study

Islam et al. (2026) studied this question.

synapsesocial.com/papers/6971bea8642b1836717e35b7 https://doi.org/10.1039/d5ta09465h

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Ultra-Low Thermal Conductivity and Promising Thermoelectric Performance in the Structurally Complex Zintl Phase: Eu14GaAs11

Key Points

Implication

Abstract

Discussion

Cite This Study

Ultra-Low Thermal Conductivity and Promising Thermoelectric Performance in the Structurally Complex Zintl Phase: Eu14GaAs11

Key Points

Implication

Abstract

Discussion

Cite This Study

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