两体散射的重正化群处理
核理论
2009-12-04 v1
摘要
采用 Wilson 重正化群研究短程势下的非相对论两体散射。我们确认了两个不动点：一个平凡不动点与一个描述零能处具束缚态系统的不动点。线性化重正化群的本征值被用来对每个不动点附近势中的项赋予系统的幂次计数。显示出围绕非平凡不动点的展开等价于有效力程展开。
引用
@article{arxiv.nucl-th/9911048,
title = {A renormalisation-group treatment of two-body scattering},
author = {Michael C. Birse and Judith A. McGovern and Keith G. Richardson},
journal= {arXiv preprint arXiv:nucl-th/9911048},
year = {2009}
}
备注
9 pages (LaTeX, aipproc), 1 figure (epsf); talk presented at the International Workshop on Hadron Physics "Effective Theories of Low Energy QCD", Coimbra, Portugal, September, 1999 (shorter version also presented at MENU'99, Zuoz, Switzerland)