平均能量$\langle E_\nu \rangle = $ 3.6 GeV下碳氢化合物上由带电流$\bar{\nu}_\mu$相互作用产生的单中性π介子
高能物理 - 实验
2019-08-13 v2 核实验
摘要
利用暴露于费米实验室NuMI低能宽带反中微子束的\minerva探测器，研究了塑料闪烁体（CH）中通过μ子反中微子带电流相互作用产生单中性π介子。对该过程的测量约束了核内中性π介子产生模型，这很重要，因为其中性流类似过程是出现振荡实验的本底。给出了具有单个观测到的且无带电π介子的事件中动量和产生角的微分截面，并与模型预测比较。这些结果构成了该过程运动学的首次测量。
引用
@article{arxiv.1503.02107,
title = {Single neutral pion production by charged-current $\bar{\nu}_\mu$ interactions on hydrocarbon at $\langle E_\nu \rangle = $ 3.6 GeV},
author = {T. Le and J. L. Palomino and L. Aliaga and O. Altinok and A. Bercellie and A. Bodek and A. Bravar and W. K. Brooks and A. Butkevich and D. A. Martinez Caicedo and M. F. Carneiro and M. E. Christy and J. Chvojka and H. da Motta and J. Devan and S. A. Dytman and G. A. Díaz and B. Eberly and J. Felix and L. Fields and R. Fine and A. M. Gago and H. Gallagher and R. Gran and D. A. Harris and A. Higuera and K. Hurtado and M. Kordosky and E. Maher and S. Manly and W. A. Mann and C. M. Marshall and K. S. McFarland and C. L. McGivern and A. M. McGowan and J. Miller and J. G. Morfín and J. Mousseau and J. K. Nelson and A. Norrick and J. Osta and V. Paolone and J. Park and C. E. Patrick and G. N. Perdue and L. Rakotondravohitra and M. A. Ramirez and R. D. Ransome and H. Ray and L. Ren and P. A. Rodrigues and D. Ruterbories and H. Schellman and D. W. Schmitz and J. T. Sobczyk and C. J. Solano Salinas and N. Tagg and B. G. Tice and E. Valencia and T. Walton and J. Wolcott and H. Yepes-Ramirez and G. Zavala and D. Zhang and B. P. Ziemer},
journal= {arXiv preprint arXiv:1503.02107},
year = {2019}
}
备注
6 pages, 5 figures, submitted to Physics Letters B