NNLO 下 B \to \pi \pi 衰变中的硬辐射-观察者散射
高能物理 - 唯象学
2007-05-23 v1
摘要
我们计算了树导向的 hadronic B 衰变中硬辐射-观察者散射的 1-loop (NNLO) 修正。根据 hadronic 输入参数的值,这些修正在 B \to \pi \pi 分支率中产生显著影响。
引用
@article{arxiv.hep-ph/0512101,
title = {Hard spectator-scattering in B -> pi pi decays at NNLO},
author = {Martin Beneke and Sebastian Jager},
journal= {arXiv preprint arXiv:hep-ph/0512101},
year = {2007}
}
备注
4 pages, uses PoS.cls (included). Contribution to the proceedings of the International Europhysics Conference on High Energy Physics, July 21st - 27th, 2005, Lisboa, Portugal