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May 9, 2026The Journal of Physical Chemistry Letters0 citations

Disentangling Mass–Energy Coupling to Reveal the Intrinsic Lattice Thermal Conductivity of Superionic Cu 2– x S

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CWChen WangHLHaiqi LiYZYixin Zhang

Key Points

  • This research aims to elucidate the role of mass-energy coupling on the intrinsic lattice thermal conductivity of superionic Cu2–xS.
  • Analyzed mass-energy coupling effects using theoretical models
  • Investigated Soret and Dufour effects on thermal properties
  • Measured lattice thermal conductivity of Cu2–xS under varying conditions.
  • Identified significant deviations in thermal conductivity due to mass-energy coupling
  • Quantified the impact of the Soret effect on thermal transport properties
  • Revealed Dufour effect contributes to thermal conductivity reduction.

Abstract

Strong mass-energy coupling and associated Soret/Dufour effects impede an accurate determination of the lattice thermal conductivity (κ

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Cite This Study

Wang et al. (2026) studied this question.

synapsesocial.com/papers/69fed03cb9154b0b828773e1https://doi.org/10.1021/acs.jpclett.6c00679
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