在 $pp \to pp\pi^+\pi^-$ 反应中存在同位旋张量双重子吗？
核实验
2018-08-08 v4 高能物理 - 实验
摘要
通过 = 1.2 GeV 的 碰撞，在 WASA@COSY 上对准自由 反应进行了排他性测量。已提取总截面和微分截面，覆盖能量区域 GeV，该区域为 和 共振激发区。通过 道介子交换描述这些激发的计算与测得的微分截面不一致，并大幅低估了实验总截面。一个与介子联合产生的、具有 的同位旋张量 双重子共振能够克服这些缺陷。
引用
@article{arxiv.1803.03193,
title = {An Isotensor Dibaryon in the $pp \to pp\pi^+\pi^-$ Reaction?},
author = {P. Adlarson and W. Augustyniak and W. Bardan and M. Bashkanov and F. S. Bergmann and M. Berłowski and A. Bondar and M. Büscher and H. Calén and I. Ciepał and H. Clement and E. Czerwiński and K. Demmich and R. Engels and A. Erven and W. Erven and W. Eyrich and P. Fedorets and K. Föhl and K. Fransson and F. Goldenbaum and A. Goswami and K. Grigoryev and L. Heijkenskjöld and V. Hejny and N. Hüsken and L. Jarczyk and T. Johansson and B. Kamys and G. Kemmerling and A. Khoukaz and O. Khreptak and D. A. Kirillov and S. Kistryn and H. Kleines and B. Kłos and W. Krzemień and P. Kulessa and A. Kupść and K. Lalwani and D. Lersch and B. Lorentz and A. Magiera and P. Marciniewski and B. Mariański and H. --P. Morsch and P. Moskal and H. Ohm and W. Parol and E. Perez del Rio and N. M. Piskunov and D. Prasuhn and D. Pszczel and K. Pysz and J. Ritman and A. Roy and Z. Rudy and O. Rundel and S. Sawant and S. Schadmand and I. Schätti--Ozerianska and T. Sefzick and V. Serdyuk and B. Shwartz and T. Skorodko and M. Skurzok and J. Smyrski and V. Sopov and R. Stassen and J. Stepaniak and E. Stephan and G. Sterzenbach and H. Stockhorst and H. Ströher and A. Szczurek and A. Trzciński and M. Wolke and A. Wrońska and P. Wüstner and A. Yamamoto and J. Zabierowski and M. J. Zieliński and P. Żuprański and M. Żurek},
journal= {arXiv preprint arXiv:1803.03193},
year = {2018}
}
备注
arXiv admin note: substantial text overlap with arXiv:1803.03192