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Linear temperature dependence of the resistivity in the new superconductors

L. Civale, E. N. Martinez

DOI 10.1103/PhysRevB.38.928 · Physical Review B

T1

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Abstract

We present an elementary proof that, irrespective of dimensionality, the electrical resistivity of a simple conductor should be linear with temperature for T>2PFSkB≪ΘD if ≪hπaPF, where PF is the Fermi momentum, s the speed of sound, a the lattice constant, and ΘD the Debye temperature.

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FormulaReported Tc (K)Pressure (GPa)Type
La1.8Sr0.2CuO4

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—Pressure not reportedunknown

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