The Polarized Structure Function g_2: A Lattice Study Revisited
High Energy Physics - Phenomenology
2007-05-23 v1 High Energy Physics - Lattice
Abstract
A recent lattice calculation of the spin-dependent structure function g_2 is revisited. It has been recognized that the twist-three operator, which gives rise to d_2, mixes non-perturbatively with operators of lower dimensions under renormalization. This changes the results substantially.
Keywords
Cite
@article{arxiv.hep-ph/9909253,
title = {The Polarized Structure Function g_2: A Lattice Study Revisited},
author = {M. Göckeler and R. Horsley and W. Kürzinger and H. Oelrich and P. Rakow and G. Schierholz},
journal= {arXiv preprint arXiv:hep-ph/9909253},
year = {2007}
}
Comments
Talk given by G. Schierholz at `Workshop on Polarized Protons at High Energies - Accelerator Challenges and Physics Opportunities', 17 - 20 May 1999, DESY, Hamburg, Germany