arXiv:hep-ph/0312212·v2·High Energy Physics — Phenomenology
QCD condensates from tau-decay data: A functional approach
S. Ciulli🇫🇷 · C. Sebu🇫🇷 · K. Schilcher🇩🇪 · H. Spiesberger🇩🇪
Abstract
We study a functional method to extract the V-A condensate of dimension 6 from a comparison of tau-decay data with the asymptotic space-like QCD prediction. Our result is in agreement within errors with that from conventional analyses based on finite energy sum rules.
Comments: LaTeX, 9 pages, Acknowledgment added