Hydrogel-Coated Long-Period Fiber Grating PH Sensor

Satyendra K. Mishra; Bing Zhou; Kin Seng Chiang

doi:10.1364/apos.2016.w4a.49

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JOURNAL ARTICLE

Hydrogel-Coated Long-Period Fiber Grating PH Sensor

Satyendra K. Mishra Bing Zhou Kin Seng Chiang

Year: 2016 Vol: 86 Pages: W4A.49-W4A.49

DOI: 10.1364/apos.2016.w4a.49

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Abstract

We report a long-period fiber grating coated with a specially synthesized hydrogel for the measurement of pH changes in an aqueous solution. The coated grating operates sensitively for the pH ranges 2-5 and 8-12.

Keywords:

Grating Materials science Period (music) Diffraction grating Fiber Bragg grating Aqueous solution Optics Optoelectronics Chemistry Acoustics

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Advanced Fiber Optic Sensors

Physical Sciences → Engineering → Electrical and Electronic Engineering

Photonic and Optical Devices

Physical Sciences → Engineering → Electrical and Electronic Engineering

Analytical Chemistry and Sensors

Physical Sciences → Chemical Engineering → Bioengineering

Hydrogel-Coated Long-Period Fiber Grating PH Sensor

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