Comparison of gold and silver dispersion laws suitable for FDTD simulations

被引:127
作者
Vial, A. [1 ]
Laroche, T. [2 ]
机构
[1] Univ Technol Troyes, CNRS FRE 2848, Lab Nanotechnol & Instrumentat Opt, Inst Charles Delaunay, F-10010 Troyes, France
[2] Univ Franche Comte, CNRS, Dept Phys & Metrol Oscillateurs, Inst FEMTO ST,UMR 6174, F-25044 Besancon, France
来源
APPLIED PHYSICS B-LASERS AND OPTICS | 2008年 / 93卷 / 01期
关键词
D O I
10.1007/s00340-008-3202-4
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We show that it is possible to increase the accuracy of gold and silver permittivity description by using the Drude-critical points model rather than the widely used Drude-Lorentz model. We also show the effect of this improvement on the extinction efficiency and near-field intensity precision.
引用
收藏
页码:139 / 143
页数:5
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