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Surface plasmon resonance sensor based on the dual core D-shape photonic crystal fiber for refractive index detection in liquids

Jingwei Lv, Meijun Zhu, Lin Yang, Chunjie Hu, Zao Yi, Jianxin Wang, Xinping Song, Debao Wang, Paul K. Chu, Chao Liu*

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

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Abstract

A dual-core D-shape photonic crystal fiber sensor based on surface plasmon resonance is designed and analyzed numerically by the finite element method employing the perfectly matched layer boundary conditions. The resonance peaks shift as the analyte refractive indexes are varied. An average sensitivity of 17,200 nm/RIU is achieved in the RI range between 1.40 and 1.44 and the corresponding resolution is 5.8 x 10-6 RIU. The various factors affecting the sensing properties are assessed and in particular, the combined effects of two variables are evaluated. (C) 2022 Society of Photo-Optical Instrumentation Engineers (SPIE)
Original languageEnglish
Article number086111
JournalOptical Engineering
Volume61
Issue number8
Online published30 Aug 2022
DOIs
Publication statusPublished - Aug 2022

Bibliographical note

Full text of this publication does not contain sufficient affiliation information. With consent from the author(s) concerned, the Research Unit(s) information for this record is based on the existing academic department affiliation of the author(s).

Research Keywords

  • photonic crystal fiber
  • surface plasmon resonance
  • sensing
  • finite element method
  • TEMPERATURE SENSOR
  • OPTICAL-FIBERS
  • BIOSENSOR
  • FIELD

Publisher's Copyright Statement

  • COPYRIGHT TERMS OF DEPOSITED FINAL PUBLISHED VERSION FILE: Copyright 2022 Society of Photo‑Optical Instrumentation Engineers (SPIE). One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this publication for a fee or for commercial purposes, and modification of the contents of the publication are prohibited. Jingwei Lv, Meijun Zhu, Lin Yang, Chunjie Hu, Zao Yi, Jianxin Wang, Xinping Song, Debao Wang, Paul K. Chu, and Chao Liu, "Surface plasmon resonance sensor based on the dual core D-shape photonic crystal fiber for refractive index detection in liquids," Optical Engineering, 61(8), 086111 (30 August 2022). https://doi.org/10.1117/1.OE.61.8.086111

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