零光子质量下标量QED_{2+1}的束缚态解
高能物理 - 唯象学
2009-10-28 v2 核理论
摘要
使用Feynman-Schwinger表示研究(2+1)维标量QED解的行为。光子质量为零的极限是平滑的。梯近似下的Bethe-Salpeter方程也表现出这一性质。它们明显偏离非相对论极限下的行为。在变分分析中，我们表明这种差异可归因于相对论起源的延迟效应。
引用
@article{arxiv.hep-ph/9506346,
title = {Bound state solutions of scalar QED_{2+1} for zero photon mass},
author = {Taco Nieuwenhuis and J. A. Tjon},
journal= {arXiv preprint arXiv:hep-ph/9506346},
year = {2009}
}
备注
LaTeX, 11 pages, 2 Postscript figures; uses `elsart.sty' and `epsf.sty' (both included with the figures in one uuencoded- compressed-tar-package); accepted for publication in Physics Letters B. (elsart12.sty now also included)