η_b介子电磁衰变宽度的理论确定
高能物理 - 唯象学
2009-11-10 v1
摘要
我们讨论了赝标量η_b介子的双光子衰变宽度的理论预测。考察了势模型给出的预测。发现各种模型之间彼此吻合良好。η_b的结果也通过NRQCD程序与Υ数据进行了比较。
引用
@article{arxiv.hep-ph/0305307,
title = {Theoretical determination of etab's electromagnetic decay width},
author = {Nicola Fabiano},
journal= {arXiv preprint arXiv:hep-ph/0305307},
year = {2009}
}
备注
5 pages, 3 eps figures, need Elsevier's espcrc2 package. To appear in the Conference Proceedings of the "International Conference on the Structure and Interactions of the Photon" Photon 2003, Laboratori Nazionali di Frascati of INFN, Frascati 7-11 April 2003, Italy