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Design of chemical sensor based on dual core photonic crystal fiber

TitleDesign of chemical sensor based on dual core photonic crystal fiber
Publication TypeJournal Article
Year of Publication2020
AuthorsVijayShanker, C., S. Sneha, and K. Dharmendra
JournalMaterials Today
Volume10
Pagination1 - 4
Date Published2020
Type of ArticleJournal Article
ISBN Number2214-7853 (ISSN)
KeywordsDepartment of Electronics and Communication Engineering, Scopus
Abstract

A chemical sensor based on dual core photonic crystal fiber (DC-PCF) is designed using COMSOL Multiphysics software based on finite element method. The two cores of the PCF are separated by an air hole and filled with different chemicals such as benzene, ethanol and water. The fundamental modes of the proposed DC-PCF are analyzed, and the maximum coupling length of the proposed sensor is 0.45 mm at 1.55 mm wavelength. Numerical simulation results show that the proposed DC-PCF sensor with a length of 0.5 cm provides a sensitivity of 9615 nm/RIU (refractive index unit).

DOI10.1016/j.matpr.2020.02.889