scholarly journals Narrow Fano resonances in Si nanocylinder metasurfaces: Refractive index sensing

2019 ◽  
Vol 125 (18) ◽  
pp. 183103 ◽  
Author(s):  
Diego R. Abujetas ◽  
Juan J. Sáenz ◽  
José A. Sánchez-Gil
2018 ◽  
Vol 43 (8) ◽  
pp. 1842 ◽  
Author(s):  
Yuebian Zhang ◽  
Wenwei Liu ◽  
Zhancheng Li ◽  
Zhi Li ◽  
Hua Cheng ◽  
...  

Author(s):  
Katie E. Chong ◽  
Henry W. Orton ◽  
Isabelle Staude ◽  
Manuel Decker ◽  
Andrey E. Miroshnichenko ◽  
...  

We demonstrate experimentally refractive index sensing with localized Fano resonances in silicon oligomers, consisting of six disks surrounding a central one of slightly different diameter. Owing to the low absorption and narrow Fano-resonant spectral features appearing as a result of the interference of the modes of the outer and the central disks, we demonstrate refractive index sensitivity of more than 150 nm RIU −1 with a figure of merit of 3.8. This article is part of the themed issue ‘New horizons for nanophotonics’.


Nanoscale ◽  
2014 ◽  
Vol 6 (9) ◽  
pp. 4705-4715 ◽  
Author(s):  
Yaohui Zhan ◽  
Dang Yuan Lei ◽  
Xiaofeng Li ◽  
Stefan A. Maier

Plasmonic Fano resonances arising from electromagnetic interactions in metallic nanostructures exhibit spectral characteristics analogous to those from the electron waves in oligomer molecules.


Plasmonics ◽  
2015 ◽  
Vol 11 (1) ◽  
pp. 139-149 ◽  
Author(s):  
Lixia Li ◽  
Yuzhang Liang ◽  
Mengdi Lu ◽  
Wei Peng

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