Fabrication and modification of temperature FBG sensor: role of optical fiber type and Cu sputtered thickness

This paper presents the effects of optical fiber type and copper coating thickness on fiber Bragg grating (FBG) temperature sensitivity. Three types of FBGs including single-mode, step-index, and graded-index multimode fibers were fabricated via the phase mask writing technique. In the temperature r...

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Main Authors: Khong, Nee Koo, Ismail, Ahmad Fauzi, Othman, Mohd. Hafiz Dzarfan, Samavati, Alireza, Zhong, Sheng Tai, A. Rahman, Mukhlis, Bakhtiar, Hazri, Mat, Muhammad Aizi
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Published: IOP Publishing Ltd 2020
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Online Access:http://eprints.utm.my/id/eprint/90541/
http://dx.doi.org/10.1088/1402-4896/abb05c
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spelling my.utm.905412021-04-30T14:47:55Z http://eprints.utm.my/id/eprint/90541/ Fabrication and modification of temperature FBG sensor: role of optical fiber type and Cu sputtered thickness Khong, Nee Koo Ismail, Ahmad Fauzi Othman, Mohd. Hafiz Dzarfan Samavati, Alireza Zhong, Sheng Tai A. Rahman, Mukhlis Bakhtiar, Hazri Mat, Muhammad Aizi TP Chemical technology This paper presents the effects of optical fiber type and copper coating thickness on fiber Bragg grating (FBG) temperature sensitivity. Three types of FBGs including single-mode, step-index, and graded-index multimode fibers were fabricated via the phase mask writing technique. In the temperature range of 30 °C to 80 °C, the step-index multimode FBG exhibits the highest temperature sensitivity of 11.8 pm °C-1 compared to single-mode and graded-index multimode FBG with the sensitivities of 10.5 pm °C-1 and 11.4 pm °C-1, respectively. The temperature sensitivity of the step-index multimode FBG sensor was further improved through the deposition of copper nanolayer which has a greater thermal expansion coefficient than glass. The FBG probe sputtered with a 759.2 nm-thick copper layer achieves the highest temperature sensitivity of 14.2 pm °C-1 compared to those with 306.5 nm and 562.3 nm-thick copper layers which show the sensitivities of 13.2 pm °C-1 and 13.4 pm °C-1, respectively. IOP Publishing Ltd 2020-09 Article PeerReviewed Khong, Nee Koo and Ismail, Ahmad Fauzi and Othman, Mohd. Hafiz Dzarfan and Samavati, Alireza and Zhong, Sheng Tai and A. Rahman, Mukhlis and Bakhtiar, Hazri and Mat, Muhammad Aizi (2020) Fabrication and modification of temperature FBG sensor: role of optical fiber type and Cu sputtered thickness. Physica Scripta, 95 (9). 095509-095509. ISSN 0031-8949 http://dx.doi.org/10.1088/1402-4896/abb05c
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
topic TP Chemical technology
spellingShingle TP Chemical technology
Khong, Nee Koo
Ismail, Ahmad Fauzi
Othman, Mohd. Hafiz Dzarfan
Samavati, Alireza
Zhong, Sheng Tai
A. Rahman, Mukhlis
Bakhtiar, Hazri
Mat, Muhammad Aizi
Fabrication and modification of temperature FBG sensor: role of optical fiber type and Cu sputtered thickness
description This paper presents the effects of optical fiber type and copper coating thickness on fiber Bragg grating (FBG) temperature sensitivity. Three types of FBGs including single-mode, step-index, and graded-index multimode fibers were fabricated via the phase mask writing technique. In the temperature range of 30 °C to 80 °C, the step-index multimode FBG exhibits the highest temperature sensitivity of 11.8 pm °C-1 compared to single-mode and graded-index multimode FBG with the sensitivities of 10.5 pm °C-1 and 11.4 pm °C-1, respectively. The temperature sensitivity of the step-index multimode FBG sensor was further improved through the deposition of copper nanolayer which has a greater thermal expansion coefficient than glass. The FBG probe sputtered with a 759.2 nm-thick copper layer achieves the highest temperature sensitivity of 14.2 pm °C-1 compared to those with 306.5 nm and 562.3 nm-thick copper layers which show the sensitivities of 13.2 pm °C-1 and 13.4 pm °C-1, respectively.
format Article
author Khong, Nee Koo
Ismail, Ahmad Fauzi
Othman, Mohd. Hafiz Dzarfan
Samavati, Alireza
Zhong, Sheng Tai
A. Rahman, Mukhlis
Bakhtiar, Hazri
Mat, Muhammad Aizi
author_facet Khong, Nee Koo
Ismail, Ahmad Fauzi
Othman, Mohd. Hafiz Dzarfan
Samavati, Alireza
Zhong, Sheng Tai
A. Rahman, Mukhlis
Bakhtiar, Hazri
Mat, Muhammad Aizi
author_sort Khong, Nee Koo
title Fabrication and modification of temperature FBG sensor: role of optical fiber type and Cu sputtered thickness
title_short Fabrication and modification of temperature FBG sensor: role of optical fiber type and Cu sputtered thickness
title_full Fabrication and modification of temperature FBG sensor: role of optical fiber type and Cu sputtered thickness
title_fullStr Fabrication and modification of temperature FBG sensor: role of optical fiber type and Cu sputtered thickness
title_full_unstemmed Fabrication and modification of temperature FBG sensor: role of optical fiber type and Cu sputtered thickness
title_sort fabrication and modification of temperature fbg sensor: role of optical fiber type and cu sputtered thickness
publisher IOP Publishing Ltd
publishDate 2020
url http://eprints.utm.my/id/eprint/90541/
http://dx.doi.org/10.1088/1402-4896/abb05c
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score 13.211869