Graphene-Coated In-Fiber Mach-Zehnder Interferometer for Ammonia Gas Sensing

Ting Hao, Kin Seng Chiang*

*Corresponding author for this work

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

An in-fiber Mach-Zehnder interferometer formed by connecting a graphene-coated fiber section between two longperiod fiber gratings is proposed and demonstrated for ammonia gas sensing. Our experimental sensor shows a sensitivity of ∼3.5 pm/ppm over the gas concentration range from ∼3 to ∼180 ppm.
Original languageEnglish
Title of host publication2017 Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR)
PublisherIEEE
ISBN (Electronic)9781509062904, 9781557528209
ISBN (Print)9781509062911
DOIs
Publication statusPublished - Jul 2017
Event12th Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR 2017) - Sands Expo and Convention Centre, Singapore
Duration: 31 Jul 20174 Aug 2017
http://photonics2017.org/index.php

Publication series

NameOptics InfoBase Conference Papers
VolumePart F122-CLEOPR 2017
ISSN (Electronic)2166-8892

Conference

Conference12th Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR 2017)
Abbreviated titleCLEO-PR 2017
PlaceSingapore
Period31/07/174/08/17
Internet address

Research Keywords

  • Fiber Sesnor
  • Gas Sensor
  • Graphene
  • Long-Period Fiber Grating
  • Mach-Zehnder Interferometer

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