arXiv:1106.3912·v1·High Energy Physics — Phenomenology
HQET heavy-heavy vertex diagram with two velocities
A. G. Grozin🇩🇪 · A. V. Kotikov🇷🇺
Abstract
The one-loop HQET heavy-heavy vertex diagram with arbitrary powers of all three denominators and arbitrary residual energies is investigated. Various particular cases in which the result becomes simpler are considered.
Comments: 4 pages