3.5 GeV质子诱导$K^{0}$产生中的介质效应
核实验
2014-11-19 v2
摘要
我们介绍了使用HADES探测器在束流动能3.5 GeV下测量的p+p和p+Nb碰撞中包容性产生的分析。数据与GiBUU输运模型进行了比较。数据表明存在一个排斥性的动量依赖的Kaon势，正如手征微扰理论(ChPT)所预测的。对于静止且处于正常核密度的Kaon，ChPT势约为 MeV。我们对模型中实现的Kaon产生截面进行了详细调谐，以重现p+p碰撞中测量的实验数据。通过p+Nb碰撞实验结果对介质中Kaon势的敏感性，检验了模型参数的不确定性。
引用
@article{arxiv.1404.7011,
title = {Medium effects in proton-induced $K^{0}$ production at 3.5 GeV},
author = {G. Agakishiev and O. Arnold and D. Belver and A. Belyaev and J. C. Berger-Chen and A. Blanco and M. Böhmer and J. L. Boyard and P. Cabanelas and S. Chernenko and A. Dybczak and E. Epple and L. Fabbietti and O. Fateev and P. Finocchiaro and P. Fonte and J. Friese and I. Fröhlich and T. Galatyuk and J. A. Garzón and R. Gernhäuser and K. Göbel and M. Golubeva and D. González-Díaz and F. Guber and M. Gumberidze and T. Heinz and T. Hennino and R. Holzmann and A. Ierusalimov and I. Iori and A. Ivashkin and M. Jurkovic and B. Kämpfer and T. Karavicheva and I. Koenig and W. Koenig and B. W. Kolb and G. Korcyl and G. Kornakov and R. Kotte and A. Krása and F. Krizek and R. Krücken and H. Kuc and W. Kühn and A. Kugler and T. Kunz and A. Kurepin and V. Ladygin and R. Lalik and K. Lapidus and A. Lebedev and L. Lopes and M. Lorenz and L. Maier and A. Mangiarotti and J. Markert and V. Metag and J. Michel and C. Müntz and R. Münzer and L. Naumann and Y. C. Pachmayer and M. Palka and Y. Parpottas and V. Pechenov and O. Pechenova and J. Pietraszko and W. Przygoda and B. Ramstein and A. Reshetin and A. Rustamov and A. Sadovsky and P. Salabura and A. Schmah and E. Schwab and J. Siebenson and Yu. G. Sobolev and B. Spruck and H. Ströbele and J. Stroth and C. Sturm and A. Tarantola and K. Teilab and P. Tlusty and M. Traxler and H. Tsertos and T. Vasiliev and V. Wagner and M. Weber and C. Wendisch and J. Wüstenfeld and S. Yurevich and Y. Zanevsky and . T. Gaitanos and J. Weil},
journal= {arXiv preprint arXiv:1404.7011},
year = {2014}
}
备注
13 pages, 14 figures