arXiv:hep-lat/0309133·v3·High Energy Physics — Lattice
Chiral Perturbation Theory and Finite Size Effects on the Nucleon Mass in unquenched QCD
A. Ali Khan · T. Bakeyev · M. Göckeler · T.R. Hemmert · R. Horsley · A.C. Irving · D. Pleiter · P.E.L. Rakow · G. Schierholz · H. Stüben (the QCDSF Collaboration and the UKQCD Collaboration)
Abstract
We calculate finite size effects on nucleon masses in chiral perturbation theory. We confront the theoretical predictions with N_f=2 lattice results and discuss chiral extrapolation formulae.
Comments: talk at Lattice 03 (spectrum), 3 pages latex, 3 figures. Assignment of 2 data points to incorrect data sets in plot 1 and of 1 data point in plot 2 corrected. 1 fm lattice result updated. Conclusions unchanged