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Doped Mott insulators

Breaking through to the other side

A superconductor that can be doped with elements that add electrons or take them away may finally lead to a clearer understanding of the transition from an insulator to a superconductor.

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Figure 1: Temperature–doping phase diagram.
Figure 2: Fundamental asymmetry in the CuO2 planes.


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Orenstein, J., Vishwanath, A. Breaking through to the other side. Nature Phys 6, 566–567 (2010).

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