arXiv:hep-ph/0411156·v1·High Energy Physics — Phenomenology
The 1P quarkonium fine splittings at NLO
Nora Brambilla🇮🇹 · Antonio Vairo🇮🇹
Abstract
We calculate the 1P heavy quarkonium fine splittings at NLO and discuss the impact of the calculation on the chi_b(1P) splittings.
Comments: 10 pages, 3 figures