小角度下 pd 弹性散射与 pn 准弹性散射分析本领的测量
核实验
2019-01-30 v1 核理论
摘要
利用 COSY 储存环上极化的质子束入射到非极化氘靶，在小角度下测量了质子-氘核弹性散射与质子-中子准弹性散射的分析本领。数据在 796MeV 以及从 1600MeV 到 2400MeV 的五个更高能量处获取。pd 弹性散射的分析本领通过对称放置在 COSY 平面内束流左右两侧、探测低能反冲氘核的望远镜系统来研究；而对于 pn 准弹性散射，在一个望远镜中记录低能质子，并与 ANKE 磁谱仪测量的快散射质子符合。尽管实验探索了新的能区，结果与有限的已发表信息一致。
引用
@article{arxiv.1808.01792,
title = {Measurement of the analyzing powers in pd elastic and pn quasi-elastic scattering at small angles},
author = {S. Barsov and Z. Bagdasarian and S. Dymov and R. Gebel and M. Hartmann and A. Kacharava and I. Keshelashvili and A. Khoukaz and V. Komarov and P. Kulessa and A. Kulikov and A. Lehrach and N. Lomidze and B. Lorentz and G. Macharashvili and D. Mchedlishvili and S. Merzliakov and S. Mikirtychyants and M. Nioradze and D. Prasuhn and F. Rathmann and D. Schroeer and V. Serdyuk and V. Shmakova and R. Stassen and H. Stroeher and M. Tabidze and A. Taeschner and S. Trusov and D. Tsirkov and Yu. Uzikov and Yu. Valdau and C. Wilkin},
journal= {arXiv preprint arXiv:1808.01792},
year = {2019}
}
备注
10 pages with 8 figures