Sensitivity Enhancement of Silicon-on-Insulator Multipath Ring Resonator using Gold Nanodisk for Sensor Application
Currently, environmental degradation caused by heavy metals has become a serious concern of many countries. To monitor the concentration of heavy metals in the environment, an in-situ sensor that can measure in real time and has high quality, sensitivity, and flexibility is essen...
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Universitas Indonesia
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doaj-27d4784e819345a7b3c95ac8cba6c8062021-01-28T09:03:33ZengUniversitas IndonesiaMakara Journal of Science2339-19952356-08512020-09-01240317217810.7454/mss.v24i3.1199 Sensitivity Enhancement of Silicon-on-Insulator Multipath Ring Resonator using Gold Nanodisk for Sensor ApplicationGabriel Dicky0Shidqie Taufiqurrahman1Topik Teguh Estu2Yusuf Nur Wijayanto3Robeth Viktoria Manurung4Lab-on-Chip Group, Biomedical Engineering Department, School of Electronics and Informatics, Bandung Institute of Technology, Bandung 40132, IndonesiaLab-on-Chip Group, Biomedical Engineering Department, School of Electronics and Informatics, Bandung Institute of Technology, Bandung 40132, Indonesiaesearch Center for Electronics and Telecommunications (PPET), Indonesian Institute of Sciences (LIPI), Bandung 40135, Indonesia Research Center for Electronics and Telecommunications (PPET), Indonesian Institute of Sciences (LIPI), Bandung 40135, Indonesia Research Center for Electronics and Telecommunications (PPET), Indonesian Institute of Sciences (LIPI), Bandung 40135, Indonesia Currently, environmental degradation caused by heavy metals has become a serious concern of many countries. To monitor the concentration of heavy metals in the environment, an in-situ sensor that can measure in real time and has high quality, sensitivity, and flexibility is essential. We proposed a modified multipath ring resonator (MPRR) based on silicon-on-insulator technology with additional gold nanodisk (GND) on top of the ring to increase its sensitivity. To prove the effect of GND on the sensitivity of the modified MPRR, finite-difference time-domain simulations were con-ducted. Results showed that the average sensitivity of the modified MPRR was 675 nm/RIU, where RIU corresponds to the refractive index unit, higher than that of the unmodified MPRR (171 nm/RIU). Moreover, compared with the single ring structure, the proposed design had better sensitivity. We believe that our proposed approach for the modification of MPRR is suitable for application to optical sensor development.https://scholarhub.ui.ac.id/cgi/viewcontent.cgi?article=1199&context=sciencegold nanodiskmultipath ring resonatorsensitivitysensor |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Gabriel Dicky Shidqie Taufiqurrahman Topik Teguh Estu Yusuf Nur Wijayanto Robeth Viktoria Manurung |
spellingShingle |
Gabriel Dicky Shidqie Taufiqurrahman Topik Teguh Estu Yusuf Nur Wijayanto Robeth Viktoria Manurung Sensitivity Enhancement of Silicon-on-Insulator Multipath Ring Resonator using Gold Nanodisk for Sensor Application Makara Journal of Science gold nanodisk multipath ring resonator sensitivity sensor |
author_facet |
Gabriel Dicky Shidqie Taufiqurrahman Topik Teguh Estu Yusuf Nur Wijayanto Robeth Viktoria Manurung |
author_sort |
Gabriel Dicky |
title |
Sensitivity Enhancement of Silicon-on-Insulator Multipath Ring Resonator using Gold Nanodisk for Sensor Application |
title_short |
Sensitivity Enhancement of Silicon-on-Insulator Multipath Ring Resonator using Gold Nanodisk for Sensor Application |
title_full |
Sensitivity Enhancement of Silicon-on-Insulator Multipath Ring Resonator using Gold Nanodisk for Sensor Application |
title_fullStr |
Sensitivity Enhancement of Silicon-on-Insulator Multipath Ring Resonator using Gold Nanodisk for Sensor Application |
title_full_unstemmed |
Sensitivity Enhancement of Silicon-on-Insulator Multipath Ring Resonator using Gold Nanodisk for Sensor Application |
title_sort |
sensitivity enhancement of silicon-on-insulator multipath ring resonator using gold nanodisk for sensor application |
publisher |
Universitas Indonesia |
series |
Makara Journal of Science |
issn |
2339-1995 2356-0851 |
publishDate |
2020-09-01 |
description |
Currently, environmental degradation caused by heavy metals has become a serious concern of many countries. To monitor the concentration of heavy metals in the environment, an in-situ sensor that can measure in real time and has high quality, sensitivity, and flexibility is essential. We proposed a modified multipath ring resonator (MPRR) based on silicon-on-insulator technology with additional gold nanodisk (GND) on top of the ring to increase its sensitivity. To prove the effect of GND on the sensitivity of the modified MPRR, finite-difference time-domain simulations were con-ducted. Results showed that the average sensitivity of the modified MPRR was 675 nm/RIU, where RIU corresponds to the refractive index unit, higher than that of the unmodified MPRR (171 nm/RIU). Moreover, compared with the single ring structure, the proposed design had better sensitivity. We believe that our proposed approach for the modification of MPRR is suitable for application to optical sensor development. |
topic |
gold nanodisk multipath ring resonator sensitivity sensor |
url |
https://scholarhub.ui.ac.id/cgi/viewcontent.cgi?article=1199&context=science |
work_keys_str_mv |
AT gabrieldicky sensitivityenhancementofsilicononinsulatormultipathringresonatorusinggoldnanodiskforsensorapplication AT shidqietaufiqurrahman sensitivityenhancementofsilicononinsulatormultipathringresonatorusinggoldnanodiskforsensorapplication AT topikteguhestu sensitivityenhancementofsilicononinsulatormultipathringresonatorusinggoldnanodiskforsensorapplication AT yusufnurwijayanto sensitivityenhancementofsilicononinsulatormultipathringresonatorusinggoldnanodiskforsensorapplication AT robethviktoriamanurung sensitivityenhancementofsilicononinsulatormultipathringresonatorusinggoldnanodiskforsensorapplication |
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1724319946869047296 |