核子光生K+Σ过程的Regge模型预言
核理论
2010-01-15 v1
摘要
我们给出了共振区p(γ,K+)Σ0和n(γ,K+)Σ-微分截面和光子束不对称性的Regge模型预言。反应振幅包含了K+(494)和K*+(892) Regge轨迹的交换，仅引入了三个自由参数。这些参数通过拟合共振区外可用的p(γ,K+)Σ0数据得到。n(γ,K+)Σ-振幅通过SU(2)同位旋对称性考虑从p(γ,K+)Σ0振幅获得。
引用
@article{arxiv.0906.5505,
title = {Regge-model predictions for K+Sigma photoproduction from the nucleon},
author = {Pieter Vancraeyveld and Lesley De Cruz and Jan Ryckebusch and Tim Van Cauteren},
journal= {arXiv preprint arXiv:0906.5505},
year = {2010}
}
备注
4 pages, 2 figures; Proceedings Tenth Conference on the Intersections of Particle and Nuclear Physics, San Diego, 2009