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Thermal physics

Heat in one dimension

Heat is transferred along a temperature gradient, from hot to cold, at a rate determined by the thermal conductivity of the material. But is the situation so straightforward in fewer than three dimensions?

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Figure 1: Simple models and real materials.

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Correspondence to Roberto Livi or Stefano Lepri.

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Livi, R., Lepri, S. Heat in one dimension. Nature 421, 327 (2003). https://doi.org/10.1038/421327a

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