arXiv:hep-lat/0412006·v1·High Energy Physics — Lattice
Spin Correlations and Velocity-Scaling in NRQCD Matrix Elements
Geoffrey T. Bodwin (Argonne)🇺🇸 · Jungil Lee (Korea U)🇰🇷 · D. K. Sinclair (Argonne)🇺🇸
Abstract
We compute spin-dependent matrix elements for decays of S-wave quarkonia in lattice NRQCD. They appear to be in approximate agreement with the velocity-scaling rules of NRQCD.
Comments: 3 pages, uses aipproc.cls, aipxfm.sty, aip-6s.clo, Talk presented at The VIth International Conference Quark Confinement and the Hadron Spectrum, Villasimius, Sardinia, Italy September 21--25, 2004