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The Vacuum Polarization: Power Corrections beyond OPE ?

High Energy Physics - Lattice 2008-11-26 v1 High Energy Physics - Phenomenology
Authors: M. Gockeler , R. Horsley , W. Kurzinger , V. Linke , D. Pleiter , P. E. L. Rakow , G. Schierholz
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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).

Keywords

vacuum polarization lattice QCD operator product expansion power corrections improved Wilson fermions

Cite

@article{arxiv.hep-lat/0012010,
  title  = {The Vacuum Polarization: Power Corrections beyond OPE ?},
  author = {M. Gockeler and R. Horsley and W. Kurzinger and V. Linke and D. Pleiter and P. E. L. Rakow and G. Schierholz},
  journal= {arXiv preprint arXiv:hep-lat/0012010},
  year   = {2008}
}

Comments

Lattice 2000 (Perturbation Theory), 4 pages

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