Tuesday, June 5, 2012

Contrasting classes of superconductors

I think the Figure below is a really nice one which compares the variation of the superconducting order parameter on the Fermi surfaces for four different classes of superconductor:
a. elemental
b. cuprates
c. MgB2
d. iron pnictides

The figure is taken from a 2010 Perspective in Nature by Igor Mazin.

A recent post considered how to unify b. and d.
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