中文

CCFR/NuTeV 合作组对核子结构函数的最新测量

高能物理 - 实验 2009-06-02 v3

摘要

我们报道了从 CCFR 中微子-铁和反中微子-铁微分截面中提取结构函数 F2F_2ΔxF3=xF3νxF3νˉ\Delta xF_3 = xF_3^{\nu} - xF_3^{\bar{\nu}} 的结果。该提取是以物理模型无关 (PMI) 的方式进行的。对 ΔxF3\Delta xF_3 的首次测量有助于检验重粲产生模型,其测量值高于当前的理论预测。在中微子和缪子散射中测得的 F2F_2 (PMI) 值与次领头阶 PDF 的预测(使用大质量粲产生方案)吻合良好,从而解决了两组数据之间长期存在的差异。

关键词

引用

@article{arxiv.hep-ex/0008003,
  title  = {New Measurements of Nucleon Structure Functions from the CCFR/NuTeV Collaboration},
  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/0008003},
  year   = {2009}
}

备注

5 pages. Presented by Arie Bodek at the CIPNAP2000 Conference, Quebec City, May 2000