低能$e^+e^-$强子截面的测量及其对缪子$g-2$的启示
高能物理 - 实验
2014-07-18 v1
摘要
BABAR 实验利用初态辐射(ISR)方法测量了截面的众多道。对于和道,BABAR 开创了基于强子质量谱与之比的方法。许多系统不确定性在该比值中相互抵消,从而获得了精确测量的截面。这些测量结果已被用于现象学研究,例如确定缪子反常磁矩的强子贡献。
引用
@article{arxiv.1407.4685,
title = {Measurements of low energy e+e- hadronic cross sections and implications for the muon g-2},
author = {B. Malaescu},
journal= {arXiv preprint arXiv:1407.4685},
year = {2014}
}
备注
4 pages, 1 figure, on behalf of the BABAR collaboration, contribution to the proceedings of the Moriond 2014 conference - QCD session. arXiv admin note: substantial text overlap with arXiv:1404.6887