重子到介子过渡分布振幅及其谱表示
高能物理 - 唯象学
2012-06-07 v1
摘要
我们考虑了为核子到介子过渡分布振幅(TDAs)构建谱表示的问题,这些TDAs是核子态和介子态之间非定域三夸克光锥算符的非对角矩阵元。我们引入了四重分布的概念,并为此推广了Radyshkin的因子化假设。在完整定义域内对重子到介子TDAs进行建模,为各种硬排他反应截面的定量估计开辟了道路。
引用
@article{arxiv.1012.0030,
title = {Baryon to meson transition distribution amplitudes and their spectral representation},
author = {Bernard Pire and Kirill Semenov-Tian-Shansky and Lech Szymanowski},
journal= {arXiv preprint arXiv:1012.0030},
year = {2012}
}
备注
Talk presented at International Workshop on Diffraction in High-Energy Physics DIFFRACTION 2010, September 10 - 15, 2010 Otranto (Lecce), Italy. 4 pages