Quantum destruction of stiffness in diluted antiferromagnets and superconductors

N. Bray-Ali, J. E. Moore

The reduction of 2D superconducting or antiferromagnetic order by random dilution is studied as a model for the 2D diluted Heisenberg antiferromagnet (DHAF) La${}_2$Cu${}_{1-p}$(Zn,Mg)…