非前向部分子分布的下一个前导阶演化：单态扇区
高能物理 - 唯象学
2009-10-31 v2
摘要
我们提出了一种基于正交多项式重构的、在味单态通道中两圈水平上求解非前向部分子分布重整化群方程的通用方法。利用这一形式体系，我们研究了演化对最近提出的模型分布函数的影响。
引用
@article{arxiv.hep-ph/9810275,
title = {Evolution of non-forward parton distributions in next-to-leading order: singlet sector},
author = {A. V. Belitsky and D. Müller and L. Niedermeier and A. Schäfer},
journal= {arXiv preprint arXiv:hep-ph/9810275},
year = {2009}
}
备注
19 pages, LaTeX, 3 figures; factor of momentum fraction in front of forward gluon density, lost in numerical modeling of input gluon SPD from double distribution, is recovered: evolution curves in Figs. 2 and 3 are rescaled accordingly