d-p 碰撞中 3He-η 系统的研究
核实验
2008-11-26 v1
摘要
我们测量了在 η 产生阈值附近 d+p→3He+X (X=π0, η) 过程的激发函数。数据是在 COSY 内部氘束慢扫描散射到质子靶上期间获取的。反应 d+p→3He+π0 的激发函数未显示任何可能源自 3He-η 束缚态衰变的结构。我们也测量了 d+p→3He+X 过程的阈值激发曲线,然而与 SATURNE 结果相反,我们在 η 阈值附近未观测到尖点。
引用
@article{arxiv.nucl-ex/0612009,
title = {Study of the 3He-eta system in d-p collisions},
author = {J. Smyrski and H. -H. Adam and A. Budzanowski and E. Czerwinski and R. Czyzykiewicz and D. Gil and D. Grzonka and M. Janusz and L. Jarczyk and B. Kamys and A. Khoukaz and P. Klaja and P. Moskal and W. Oelert and C. Piskor-Ignatowicz and J. Przerwa and J. Ritman and T. Rozek and T. Sefzick and M. Siemaszko and A. Taeschner and P. Winter and M. Wolke and P. Wuestner and W. Zipper},
journal= {arXiv preprint arXiv:nucl-ex/0612009},
year = {2008}
}
备注
Talk given at 18th International IUPAP Conference on Few-Body Problems in Physics, 21-26 August, 2006, Santos, Brazil, 4 pages, 6 figures, will be published in Nuclear Physics A