We present new high-statistics results for nucleon form factors at pion masses of approximately 290, 350, 500, and 600 MeV using a mixed action of domain wall valence quarks on an improved staggered sea. We perform chiral fits to both vector and axial form factors and compare our results to experiment.
@article{arxiv.0910.3816,
title = {Nucleon form factors from high statistics mixed-action calculations with 2+1 flavors},
author = {LHPC Collaboration and Wolfram Schroers and Jonathan D. Bratt and Robert G. Edwards and Michael Engelhardt and George Taminga Fleming and Philipp Hagler and Huey-Wen Lin and Mei-Feng Lin and Harvey B. Meyer and Bernhard Musch and John W. Negele and Kostas Orginos and Andrew V. Pochinsky and Massimiliano Procura and Dru B. Renner and David G. Richards and Sergey N. Syritsyn and Andre P. Walker-Loud},
journal= {arXiv preprint arXiv:0910.3816},
year = {2010}
}
Comments
7 pages, 4 figures; contribution to the proceedings of the XXVII International Symposium on Lattice Field Theory - LAT2009, July 26-31, 2009, Peking University, Beijing, China. To appear as PoS(LAT2009)142