Nonlocal effects in double fishnet metasurfaces nanostructured at deep subwavelength level as a path toward simultaneous sensing of multiple chemical analytes
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- 作者：Dragan Tanasković ; Marko Obradov ; Olga Jak&scaron ; ić ; Zoran Jak&scaron ; ić ; jaksa@nanosys.ihtm.bg.ac.rs" class="auth_mail" title="E-mail the corresponding author
- 关键词：Nanoplasmonics ; Double fishnet metamaterials ; Metasurfaces ; Chemical sensing ; Subwavelength apertures ; Electromagnetic nonlocality ; Surface plasmons polaritons
- 刊名：Photonics and Nanostructures - Fundamentals and Applications
- 出版年：2016
- 出版时间：January 2016
- 年：2016
- 卷：18
- 期：Complete
- 页码：36-42
- 全文大小：1113 K
文摘
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Nonlocal effects are used to tailor the response of aperture-based plasmonic sensors.
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The geometry of nanoholes is modified at the deep subwavelength level.
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Metamaterial fishnet structure is tailored to create new optical modes.
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The obtained unit cell superstructure has multiple tailorable spectral peaks.
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The structure is convenient for multianalyte sensing by a single structure.