Backward waves and negative refractive indices in gyrotropic chiral media

被引:21
作者
Shen, JQ [1 ]
He, SL
机构
[1] Royal Inst Technol, Div Electromagnet Theory, S-10044 Stockholm, Sweden
[2] Royal Inst Technol, Joint Res Ctr Photon, Ctr Opt & Electromagnet Res, Stockholm, Sweden
[3] Zhejiang Univ, Hangzhou Yuquan 310027, Peoples R China
来源
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL | 2006年 / 39卷 / 02期
关键词
D O I
10.1088/0305-4470/39/2/015
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The possibility of the backward waves and negative refractive indices of the gyrotropic chiral materials is studied, and the impedances of the eigenmodes are derived. Since the gyrotropic parameters in the permittivity and permeability tensors favour the realization of the negative refractive index in the gyrotropic chiral material, the negatively refracting medium can be achieved even far off the resonances of the permittivity and permeability. A potential effect of the field quantization in a compact subwavelength cavity resonator containing the gyrotropic chiral material is suggested.
引用
收藏
页码:457 / 466
页数:10
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