Published July 2008 | Version v1
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Perturbative determination of csw for plaquette and Symanzik gauge action and stout link clover fermions

  • 1. Edinburgh Univ. (United Kingdom). School of Physics
  • 2. Leipzig Univ. (Germany). Inst. fuer Theoretische Physik
  • 3. Liverpool Univ. (United Kingdom). Theoretical Physics Division, Dept. of Mathematical Sicences
  • 4. Deutsches Elektronen-Synchrotron (DESY), Hamburg (Germany)

Description

Using plaquette and Symanzik improved gauge action and stout link clover fermions we determine the improvement coefficient cSW in one-loop lattice perturbation theory from the off-shell quark-quark-gluon three-point function. In addition, we compute the coefficients needed for the most general form of quark field improvement and present the one-loop result for the critical hopping parameter κc. We discuss mean field improvement for cSW and κc and the choice of the mean field coupling for the actions we have considered. (orig.)

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Publishing Information

Imprint Pagination
32 p.
ISSN
0418-9833
Report number
DESY--08-034

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