The Study of Plasmonic Biosensors based on Mach-Zehnder Interferometry

Fano resonance is a branch of surface plasmonics that has become a hot topic in sensing due to its asymmetric response spectrum, field enhancement effect and high sensitivity to refractive index (RI). In this research a plasmonic biosensor has been designed and simulated based on Mach-Zehnder interf...

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Main Authors: Reza Kheradmand, Tanin Kazemzadeh, Fariba Lotfi
Format: Article
Language:English
Published: Islamic Azad University, Tabriz Branch 2022-10-01
Series:International Journal of Biophotonics and Biomedical Engineering
Subjects:
Online Access:https://ijbbo.tabriz.iau.ir/article_699251_50f29c8706435cba8ec1e8a9d14a1e2a.pdf
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author Reza Kheradmand
Tanin Kazemzadeh
Fariba Lotfi
author_facet Reza Kheradmand
Tanin Kazemzadeh
Fariba Lotfi
author_sort Reza Kheradmand
collection DOAJ
description Fano resonance is a branch of surface plasmonics that has become a hot topic in sensing due to its asymmetric response spectrum, field enhancement effect and high sensitivity to refractive index (RI). In this research a plasmonic biosensor has been designed and simulated based on Mach-Zehnder interferometer. The simulations show that, the designed biosensor is able to detect changes of the RI of the surrounding media. The refractive indices (RIs) selected in this paper cover a wide range of RIs for biological samples. However, it is possible to accommodate media with RIs other than those in this specific range. The biosensor's sensing performance embedded in the sample has been tested in different conditions. Different frequencies can be achieved by changing the sample RI.
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spelling doaj.art-9738d1ad768b41009903b4aecb4d63792023-10-28T12:16:15ZengIslamic Azad University, Tabriz BranchInternational Journal of Biophotonics and Biomedical Engineering2980-90372022-10-0121374010.30495/ijbbe.2023.699251699251The Study of Plasmonic Biosensors based on Mach-Zehnder InterferometryReza Kheradmand0Tanin Kazemzadeh1Fariba Lotfi2Faculty of Physics, University of Tabriz, Tabriz-IranFaculty of Physics, University of Tabriz, Tabriz, IranFaculty of Physics, University of Tabriz, Tabriz, IranFano resonance is a branch of surface plasmonics that has become a hot topic in sensing due to its asymmetric response spectrum, field enhancement effect and high sensitivity to refractive index (RI). In this research a plasmonic biosensor has been designed and simulated based on Mach-Zehnder interferometer. The simulations show that, the designed biosensor is able to detect changes of the RI of the surrounding media. The refractive indices (RIs) selected in this paper cover a wide range of RIs for biological samples. However, it is possible to accommodate media with RIs other than those in this specific range. The biosensor's sensing performance embedded in the sample has been tested in different conditions. Different frequencies can be achieved by changing the sample RI.https://ijbbo.tabriz.iau.ir/article_699251_50f29c8706435cba8ec1e8a9d14a1e2a.pdfbiosensorfano resonancemach-zehnder interferometerplasmonicsensitivitysurface-plasmon-polariton
spellingShingle Reza Kheradmand
Tanin Kazemzadeh
Fariba Lotfi
The Study of Plasmonic Biosensors based on Mach-Zehnder Interferometry
International Journal of Biophotonics and Biomedical Engineering
biosensor
fano resonance
mach-zehnder interferometer
plasmonic
sensitivity
surface-plasmon-polariton
title The Study of Plasmonic Biosensors based on Mach-Zehnder Interferometry
title_full The Study of Plasmonic Biosensors based on Mach-Zehnder Interferometry
title_fullStr The Study of Plasmonic Biosensors based on Mach-Zehnder Interferometry
title_full_unstemmed The Study of Plasmonic Biosensors based on Mach-Zehnder Interferometry
title_short The Study of Plasmonic Biosensors based on Mach-Zehnder Interferometry
title_sort study of plasmonic biosensors based on mach zehnder interferometry
topic biosensor
fano resonance
mach-zehnder interferometer
plasmonic
sensitivity
surface-plasmon-polariton
url https://ijbbo.tabriz.iau.ir/article_699251_50f29c8706435cba8ec1e8a9d14a1e2a.pdf
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