经典场电动力学中渐近场的长程效应与角动量
数学物理
2024-11-22 v1 高能物理 - 理论
math.MP
摘要
考虑经典场电动力学的渐近性质。特别关注电磁场的长程结构。表明守恒的庞加莱量可以用渐近场表示。长程变量负责角动量贡献，混合了库仑和红外自由场特征；否则角动量和能量-动量分离为电磁场和物质场的贡献。
引用
@article{arxiv.2411.13977,
title = {Long-range effects in asymptotic fields and angular momentum of classical field electrodynamics},
author = {Andrzej Herdegen},
journal= {arXiv preprint arXiv:2411.13977},
year = {2024}
}
备注
44 pages; this is an old article (1995) which may be of interest in connection with more recent works (in particular, arXiv:2403.09234)