Lattice QCD with chemical potential
Lattice QCD with chemical potential
Lattice QCD with chemical potential
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Reweighting: what it is<br />
Do simulations at µ f = 0, re-express expectation values in terms of these—<br />
β<br />
Budapest method<br />
〈O〉 µ<br />
=<br />
〈O exp(−∆S)〉<br />
〈exp(−∆S)〉<br />
where<br />
S = S − ∑ f<br />
Tr log M f ,<br />
Glasgow method<br />
µ<br />
Reweighting done for coarse lattices (N t = 4) and N f = 4, 2 and 2+1.<br />
Chemical <strong>potential</strong>/S. Gupta: IMSc, 2003 to plan, Phases, Reweight, Expansion, QNS, strangeness, EOS, masses, end 4