726 MeV下氘核-质子电荷交换中的分析本领与自旋关联
核实验
2015-05-20 v1 核理论
摘要
在COSY-ANKE设施上，利用束流能量为Td = 726 MeV的矢量极化氘束轰击极化氢靶，通过高统计量实验研究了电荷交换过程。通过选取相对能量E_{pp}较低的两个快质子，测得的分析本领与自旋关联对中子动能Tn ~ 1/2 Td = 363 MeV处特定中子-质子电荷交换振幅之间的干涉项敏感。一个考虑到了双质子角分布修正的冲量近似计算，合理地描述了数据对E_{pp}和动量转移的依赖关系。这为估计中所采用的当前中子-质子分波解提供了广泛支持。
引用
@article{arxiv.1503.00514,
title = {Analysing powers and spin correlations in deuteron-proton charge exchange at 726 MeV},
author = {S. Dymov and T. Azaryan and Z. Bagdasarian and S. Barsov and J. Carbonell and D. Chiladze and R. Engels and R. Gebel and K. Grigoryev and M. Hartmann and A. Kacharava and A. Khoukaz and V. Komarov and P. Kulessa and A. Kulikov and V. Kurbatov and N. Lomidze and B. Lorentz and G. Macharashvili and D. Mchedlishvili and S. Merzliakov and M. Mielke and M. Mikirtychyants and S. Mikirtychyants and M. Nioradze and H. Ohm and D. Prasuhn and F. Rathmann and V. Serdyuk and H. Seyfarth and V. Shmakova and H. Ströher and M. Tabidze and S. Trusov and D. Tsirkov and Yu. Uzikov and Yu. Valdau and C. Weidemann and C. Wilkin},
journal= {arXiv preprint arXiv:1503.00514},
year = {2015}
}