Colloquium : Saturation of electrical resistivity

By O. Gunnarsson, M. Calandra, Jong E Han. 2003

341 citations recorded by the source corpus.

Resistivity saturation is observed in many metallic systems with large resistivities---when the resistivity has reached a critical value, its further increase with temperature is substantially reduced. This typically happens when the apparent mean free path is comparable to the interatomic separations---the Ioffe-Regel condition. Recently, several exceptions to this rule have been found. This colloquium first reviews experimental results and early theories of resistivity saturation. It then describes more recent theoretical work, addressing cases both where the Ioffe-Regel condition is satisfied and where it is violated. In particular, the authors show how the (semiclassical) Ioffe-Regel condition can be derived quantum mechanically under certain assumptions about the system and why these assumptions are violated for high-${T}_{c}$ cuprates and alkali-doped fullerides.

Subfields: Atomic and Molecular Physics, and Optics, Condensed Matter Physics

View Paper: https://www.semanticscholar.org/paper/bd4a339aa8e226a604d71557c7b434af9619566d

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In Atomic and Molecular Physics, and Optics

  1. S. Hartnoll
  2. S. Sachdev
  3. Andrew Lucas
  4. J. Gauntlett
  5. Aristomenis Donos
  6. Blaise Goutéraux
  7. R. Davison
  8. B. Powell

In Condensed Matter Physics

  1. S. Hartnoll
  2. Andrew Lucas
  3. Aristomenis Donos
  4. J. Gauntlett
  5. S. Sachdev
  6. Christopher J. Davies
  7. David Gubbins
  8. M. Pozzo

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