Nature Communications (Oct 2018)

Heat conduction measurements in ballistic 1D phonon waveguides indicate breakdown of the thermal conductance quantization

  • Adib Tavakoli,
  • Kunal Lulla,
  • Thierry Crozes,
  • Natalio Mingo,
  • Eddy Collin,
  • Olivier Bourgeois

DOI
https://doi.org/10.1038/s41467-018-06791-0
Journal volume & issue
Vol. 9, no. 1
pp. 1 – 8

Abstract

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At low temperatures and dimensionality it has become possible to probe the quantum limits of heat transport. Tavakoli et al. show that heat transport through a one-dimensional device can be dominated by non-ideal transmission instead of reaching the regime of thermal conductance quantization.