Scientific article
OA Policy
English

Thermal dynamics and electronic temperature waves in layered correlated materials

Published inNature communications, vol. 12, no. 1
First online date2021-11-25
Abstract

Understanding the mechanism of heat transfer in nanoscale devices remains one of the greatest intellectual challenges in the field of thermal dynamics, by far the most relevant under an applicative standpoint. When thermal dynamics is confined to the nanoscale, the characteristic timescales become ultrafast, engendering the failure of the common description of energy propagation and paving the way to unconventional phenomena such as wave-like temperature propagation. Here, we explore layered strongly correlated materials as a platform to identify and control unconventional electronic heat transfer phenomena. We demonstrate that these systems can be tailored to sustain a wide spectrum of electronic heat transport regimes, ranging from ballistic, to hydrodynamic all the way to diffusive. Within the hydrodynamic regime, wave-like temperature oscillations are predicted up to room temperature. The interaction strength can be exploited as a knob to control the dynamics of temperature waves as well as the onset of different thermal transport regimes.

Funding
  • European Commission - Frontiers in Quantum Materials Control [319286]
Citation (ISO format)
MAZZA, Giacomo et al. Thermal dynamics and electronic temperature waves in layered correlated materials. In: Nature communications, 2021, vol. 12, n° 1. doi: 10.1038/s41467-021-27081-2
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Article (Published version)
Identifiers
Additional URL for this publicationhttps://www.nature.com/articles/s41467-021-27081-2
Journal ISSN2041-1723
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