Kramers-Kronig关系与负折射率之间的关系
光学
2010-09-27 v2
摘要
建立了相对于真空折射率的负折射率条件，该条件以介电常数和磁导率 susceptibility 表示。研究发现，施加解析性以满足Kramers-Kronig关系是物理负折射率的充分一般性判据。满足Kramers-Kronig关系是因果性原理的体现，且预测的负折射频率区域与Depine-Lakhtakia条件一致，即相速度与Poynting矢量反向，尽管本文提出的条件并未先验地假设n的负解分支。
引用
@article{arxiv.1007.0377,
title = {Relationship between the Kramers-Kronig relations and negative index of refraction},
author = {Mark C. Hickey and Alkim Akyurtlu and Adil-Gerai Kussow},
journal= {arXiv preprint arXiv:1007.0377},
year = {2010}
}
备注
4 pages, 4 figures, Accepted by Physical Review A but not yet published due to an editorial objection to an acknowledgment