Creutz ratio: χ(R,T) = -log[W(R,T)·W(R-1,T-1)/(W(R-1,T)·W(R,T-1))] → σ·a²

Layer 1 — Physicsin the lattice-field-theory subtree

Creutz ratio framework — the canonical lattice-QCD method for extracting the static quark-antiquark string tension σ from Wilson-loop expectation values in pure-gauge lattice simulations (Creutz, Phys. Rev. Lett. 45, 313, 1980). Setup:…

Related concepts

Taylor series
Creutz ratio: pure area-law W=exp(-σRT) ⇒ χ=σ; strong-coupling χ=-log(β/(2N²))

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