arXiv:0711.2174·v1·High Energy Physics — Lattice
Distribution Amplitudes of Vector Mesons
V.M. Braun🇩🇪 · D. Brömmel🇩🇪 · M. Göckeler🇩🇪 · R. Horsley🇬🇧 · Y. Nakamura🇩🇪 · H. Perlt🇩🇪 · D. Pleiter🇩🇪 · P.E.L. Rakow🇬🇧 · A. Schäfer🇩🇪 · G. Schierholz🇩🇪 · A. Schiller🇩🇪 · W. Schroers🇩🇪
Abstract
Results are presented for the lowest moment of the distribution amplitude for the K-star vector meson. Both longitudinal and transverse moments are investigated. We use two flavours of O(a) improved Wilson fermions, together with a non-perturbative renormalisation of the matrix element.
Comments: 7 pages, 5 figures, Contribution to Lattice 2007, Regensburg, Germany, 30 July - 4 August 2007