arXiv:hep-lat/0012010·v1·High Energy Physics — Lattice
The Vacuum Polarization: Power Corrections beyond OPE ?
M. Gockeler🇩🇪 · R. Horsley🇩🇪 · W. Kurzinger🇩🇪 · V. Linke🇩🇪 · D. Pleiter🇩🇪 · P.E.L. Rakow🇩🇪 · G. Schierholz🇩🇪
Abstract
We compute the vacuum polarization on the lattice using non-perturbatively O(a) improved Wilson fermions. The result is compared with the operator product expansion (OPE).
Comments: Lattice 2000 (Perturbation Theory), 4 pages