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January 22, 2026Journal of Materials Chemistry A1 citations

Four-phonon scattering and multi-valley characters induce high thermoelectric performance in TlAgSe: A first-principles investigation

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ZWZhaoying WangSGShaoshuai GuoYLYinsheng Li

Key Points

  • This research explores how four-phonon scattering and multi-valley characteristics affect the thermoelectric performance of TlAgSe.
  • Utilized first-principles computational methods to analyze TlAgSe
  • Examined thermal conductivity and electrical properties
  • Investigated the impact of phonon scattering on performance
  • TlAgSe displayed significantly lower thermal conductivity
  • Four-phonon scattering contributed to enhanced thermoelectric efficiency
  • Multi-valley character improved electronic transport properties

Abstract

The materials with intrinsically lower thermal conductivity and exceptional electrical property are required by high performance thermoelectric materials. The recently synthesized Zintl phase TlAgSe demonstrates lower thermal conductivity; however, it...

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Cite This Study

Wang et al. (2026) studied this question.

synapsesocial.com/papers/6971bd90642b1836717e2433https://doi.org/10.1039/d5ta09360k
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Also Consider

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