Lattice QCD — Confinement
Wilson loop · color flux tube · linear quark potential
Parameters
Coupling β=6/g²:
2.5
Lattice size:
12
String tension σ:
0.18
Coulomb α_s:
0.25
—
⟨W(1×1)⟩
—
⟨W(n×n)⟩ current
Monte Carlo Step
Reset Lattice
Wilson criterion:
⟨W(R×T)⟩ ~ exp(-σRT)
Quark potential:
V(r) = -α_s/r + σr + const
Area law → confinement.
Perimeter law → deconfinement.