多组分玻色-爱因斯坦凝聚体中波传播的非线性效应
软凝聚态物质
2009-11-07 v2
摘要
我们考虑处于极化基态的自旋子玻色-爱因斯坦凝聚体。我们分析了有限振幅的磁化波,并表明它们与密度波的非线性耦合会极大地改变频率对波数的依赖关系。相反,密度波传播受非线性效应的影响要小得多。还研究了可混溶双组分凝聚体中的类似现象。
引用
@article{arxiv.cond-mat/0107054,
title = {Effects of nonlinearity in wave propagation in multicomponent Bose-Einstein condensates},
author = {I. E. Mazets and E. V. Orlenko and B. G. Matisov},
journal= {arXiv preprint arXiv:cond-mat/0107054},
year = {2009}
}
备注
7 pages, no figures; misprints corrected; minor style changes; addend to ref.7; an example added