来自CCFR/NuTeV的核子结构函数新测量
高能物理 - 实验
2009-10-31 v1
摘要
我们报告了从CCFR中微子-铁和反中微子-铁微分截面中提取结构函数F_2和Delta xF_3 = xF_3nu - xF_3nub的结果。提取过程以物理模型无关（PMI）的方式进行。这是对Delta xF_3的首次测量，该测量对于检验重粲产生模型很有用，其值高于当前的理论预测。在5%的精度内，在中微子和缪子散射中测得的F_2（PMI）值与次领头阶部分子分布函数（使用大质量粲产生方案）的预测一致，从而解决了这两个测量之间长期存在的分歧。
引用
@article{arxiv.hep-ex/0009061,
title = {New Measurements of Nucleon Structure Functions from CCFR/NuTeV},
author = {A. Bodek and U. K. Yang and T. Adams and A. Alton and C. G. Arroyo and S. Avvakumov and L. de Barbaro and P. de Barbaro and A. O. Bazarko and R. H. Bernstein and T. Bolton and J. Brau and D. Buchholz and H. Budd and L. Bugel and J. Conrad and R. B. Drucker and B. T. Fleming and J. A. Formaggio and R. Frey and J. Goldman and M. Goncharov and D. A. Harris and R. A. Johnson and J. H. Kim and B. J. King and T. Kinnel and S. Koutsoliotas and M. J. Lamm and W. Marsh and D. Mason and K. S. McFarland},
journal= {arXiv preprint arXiv:hep-ex/0009061},
year = {2009}
}
备注
3 pages, Presented by Arie Bodek at DPF2000 Conference, Columbus, Ohio, Aug. 2000