利用时空局域基函数求解线性禁闭势下有限自由度 Dirac 方程的解析本征能
高能物理 - 理论
2016-03-18 v6
摘要
考虑到场在时空连续统中的传播以及有限自由度场的明确特征,我们将波函数展开为一组有限的时空局域基函数。本文给出了在非阿贝尔 Yang-Mills 场的 Wilson 圈导出的线性势下,被禁闭的基本费米子 - 反费米子对的解析本征能。利用时空局域基函数对 Dirac 方程的 Hamiltonian 矩阵进行了解析对角化。最低本征能的平方(当旋转能量远大于复合粒子质量时,作为相对论量子数的函数)与弦张力成正比,也与与总角动量相关的 Dirac 相对论量子数的绝对值成正比,这与预期一致。
引用
@article{arxiv.1501.04837,
title = {Analytic eigenenergies of the Dirac equation with finite degrees of freedom under a confining linear potential using basis functions localized in spacetime},
author = {Kimichika Fukushima and Hikaru Sato},
journal= {arXiv preprint arXiv:1501.04837},
year = {2016}
}
备注
v1: 6 pages; v2: grammar/spell corrected; some words added below last eq.; v3: title slightly modified; descriptions inserted; typos corrected; v4: Sec. 1 revised; Sec. 3 divided; Subsec. 3.2 inserted; typos corrected; v5: 8 pages; some descriptions modified in Abstract, Sections 1, 3 and 4; Subsec. 3.3 deleted; v6: a word replaced in Sec. 1; typos corrected; to appear in Bulg J Phys