Dumbbell shaped inline Mach-Zehnder interferometer for glucose detection

A simple inline Mach Zehnder Interferometer (MZI) with a dumbbell-shaped structure is developed for measuring glucose concentration in distilled water. The MZI is fabricated using an arcing function of a fusion splicer. The sensor consists of two bulges separated by a tapered waist. The MZI generate...

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Main Authors: Lokman, A., Arof, Hamzah, Harun, Sulaiman Wadi
Format: Article
Language:English
Published: Elsevier Sci Ltd, The Boulevard, Langford Lane, Kidlington, Oxford Ox5 1gb, Oxon, England 2015
Subjects:
Online Access:http://eprints.um.edu.my/13823/1/Dumbbell_shaped_inline_Mach-Zehnder_interferometer_for.pdf
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author Lokman, A.
Arof, Hamzah
Harun, Sulaiman Wadi
author_facet Lokman, A.
Arof, Hamzah
Harun, Sulaiman Wadi
author_sort Lokman, A.
collection UM
description A simple inline Mach Zehnder Interferometer (MZI) with a dumbbell-shaped structure is developed for measuring glucose concentration in distilled water. The MZI is fabricated using an arcing function of a fusion splicer. The sensor consists of two bulges separated by a tapered waist. The MZI generates a good reflected interference spectrum where the dip wavelength is red-shifted with the increase of glucose concentration. This is due to the increase of the surrounding refractive index, which reduces the phase difference between the core and cladding modes. As the glucose concentration increases from 0 to 12, the dip wavelength increases from 1554.419 to 1554.939 nm in a quadratic manner with the coefficient of determination of 0.9818. It is also found that the sensor has a sensitivity of 0.04 nm/ with a linearity of 96.7. The limit of detection is 4.5. This preliminary result shows that the proposed probe can be used as a sensor to detect glucose concentration in distilled water. (C) 2014 Elsevier Ltd. All rights reserved.
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spelling um.eprints-138232018-10-09T04:05:32Z http://eprints.um.edu.my/13823/ Dumbbell shaped inline Mach-Zehnder interferometer for glucose detection Lokman, A. Arof, Hamzah Harun, Sulaiman Wadi T Technology (General) TK Electrical engineering. Electronics Nuclear engineering A simple inline Mach Zehnder Interferometer (MZI) with a dumbbell-shaped structure is developed for measuring glucose concentration in distilled water. The MZI is fabricated using an arcing function of a fusion splicer. The sensor consists of two bulges separated by a tapered waist. The MZI generates a good reflected interference spectrum where the dip wavelength is red-shifted with the increase of glucose concentration. This is due to the increase of the surrounding refractive index, which reduces the phase difference between the core and cladding modes. As the glucose concentration increases from 0 to 12, the dip wavelength increases from 1554.419 to 1554.939 nm in a quadratic manner with the coefficient of determination of 0.9818. It is also found that the sensor has a sensitivity of 0.04 nm/ with a linearity of 96.7. The limit of detection is 4.5. This preliminary result shows that the proposed probe can be used as a sensor to detect glucose concentration in distilled water. (C) 2014 Elsevier Ltd. All rights reserved. Elsevier Sci Ltd, The Boulevard, Langford Lane, Kidlington, Oxford Ox5 1gb, Oxon, England 2015-01 Article PeerReviewed application/pdf en http://eprints.um.edu.my/13823/1/Dumbbell_shaped_inline_Mach-Zehnder_interferometer_for.pdf Lokman, A. and Arof, Hamzah and Harun, Sulaiman Wadi (2015) Dumbbell shaped inline Mach-Zehnder interferometer for glucose detection. Measurement, 59. pp. 167-170. ISSN 0263-2241, DOI https://doi.org/10.1016/j.measurement.2014.09.061 <https://doi.org/10.1016/j.measurement.2014.09.061>. http://www.sciencedirect.com/science/article/pii/S0263224114004412 DOI 10.1016/j.measurement.2014.09.061
spellingShingle T Technology (General)
TK Electrical engineering. Electronics Nuclear engineering
Lokman, A.
Arof, Hamzah
Harun, Sulaiman Wadi
Dumbbell shaped inline Mach-Zehnder interferometer for glucose detection
title Dumbbell shaped inline Mach-Zehnder interferometer for glucose detection
title_full Dumbbell shaped inline Mach-Zehnder interferometer for glucose detection
title_fullStr Dumbbell shaped inline Mach-Zehnder interferometer for glucose detection
title_full_unstemmed Dumbbell shaped inline Mach-Zehnder interferometer for glucose detection
title_short Dumbbell shaped inline Mach-Zehnder interferometer for glucose detection
title_sort dumbbell shaped inline mach zehnder interferometer for glucose detection
topic T Technology (General)
TK Electrical engineering. Electronics Nuclear engineering
url http://eprints.um.edu.my/13823/1/Dumbbell_shaped_inline_Mach-Zehnder_interferometer_for.pdf
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