Properties of compound photonic crystal containing two symmetrical defect layer with negative refractive index at the two ports: multiple channeled filters and optical switches

doi:10.13741/j.cnki.11-1879/o4.2011.06.017

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Properties of compound photonic crystal containing two symmetrical defect layer with negative refractive index at the two ports: multiple channeled filters and optical switches

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- Properties of compound photonic crystal containing two symmetrical defect layer with negative refractive index at the two ports: multiple channeled filters and optical switches
- Vol. 37, Issue 6, Pages: 756-760(2011)
- 作者机构：
  
  1:广东石油化工学院物理系
- 作者简介：
- 基金信息：
- DOI：10.13741/j.cnki.11-1879/o4.2011.06.017
  CLC：
- Published：2011
- 稿件说明：
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Properties of compound photonic crystal containing two symmetrical defect layer with negative refractive index at the two ports: multiple channeled filters and optical switches[J]. 2011, 37(6): 756-760.
DOI：

Properties of compound photonic crystal containing two symmetrical defect layer with negative refractive index at the two ports: multiple channeled filters and optical switches[J]. 2011, 37(6): 756-760. DOI： 10.13741/j.cnki.11-1879/o4.2011.06.017.

摘要

采用传输矩阵法对两端对称负折射率缺陷复合光子晶体结构[D(AB)mD]N的透射特性进行了研究。结果表明:当N=2时

该结构透射谱的禁带出现两个完全共振透射峰

当N增加时

每个共振透射峰又分裂为N-1条;当复合光子晶体的层数m逐渐增加时

透射峰的品质因子逐渐提高

且分裂的共振透射峰距离逐渐减少;既为该结构实现高品质的多通道滤波器提供了理论依据

同时也为有效使用禁带提供了基础。当负折射率缺陷层的折射率绝对值增加时

各透射峰向长波方向移动

且缺陷层的折射率与透射峰的波长呈良好的线性关系

可制作所需要的高效多通道光开关。

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