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Infinite randomness and the superconductor-metal transition - PiTP

Infinite randomness and the superconductor-metal transition - PiTP

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Dynamic susceptibilites<br />

We have direct access to real dynamical quantities<br />

Im χ(ω) = 1 L<br />

∑<br />

∣<br />

Im 〈Ψ ∗ ∣∣iω→ω+iɛ<br />

x(iω)Ψ 0 (iω)〉 SN<br />

x<br />

Im χ loc (ω) = Im 〈Ψ ∗ 0 (iω)Ψ 0(iω)〉 SN<br />

∣<br />

∣∣iω→ω+iɛ<br />

real frequency

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