Tapered Gold Helices as High-Extinction-Ratio, Broadband Circular Polarizer

被引：0

作者：

Gansel, Justyna K. ^{[1
]}

Latzel, Michael ^{[1
]}

Froelich, Andreas ^{[1
]}

Kaschke, Johannes ^{[1
]}

Thiel, Michael ^{[2
,3
]}

Wegener, Martin ^{[4
]}

机构：

[1] DFG Ctr Funct Nanostruct CFN, Karlsruhe Inst Technol KIT, Inst Phys Appl, D-76131 Karlsruhe, Germany

[2] Nanoscribe GmbH, Inst Nanotechnol, D-76344 Berlin, Germany

[3] Karlsruhe Inst Technol KIT, D-76131 Karlsruhe, Germany

[4] DFG Ctr Funct Nanostruct CFN, Karlsruhe Inst Technol KIT, Inst Nanotechnol, Inst Appl Phys, D-76131 Karlsruhe, Germany

来源：

2012 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) | 2012年

关键词：

D O I：

暂无

中图分类号：

TM [电工技术]; TN [电子技术、通信技术];

学科分类号：

0808 ; 0809 ;

摘要：

Tapering is shown to further extend the bandwidth of three-dimensional gold-helix metamaterials as broadband circular polarizers to about 1.5 octaves. Furthermore, the extinction ratio is improved. Theory and experiment show good agreement.

引用

页数：2

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