Sensitivity Enhancement in Si Nanophotonic Waveguides Used for Refractive Index Sensing
A comparative study is given for the sensitivity of several typical Si nanophotonic waveguides, including SOI (silicon-on-insulator) nanowires, nanoslot waveguides, suspended Si nanowires, and nanofibers. The cases for gas sensing (ncl ~ 1.0) and liquid sensing (ncl ~ 1.33) are considered. When usin...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2016-03-01
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Series: | Sensors |
Subjects: | |
Online Access: | http://www.mdpi.com/1424-8220/16/3/324 |