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Conferences > APOS > 2016 > W4A > W4A.40

Optical fiber sensor for the detection of mercury based on immobilized fluorophore

Shuai Ruan, Heike Ebendorff-Heidepriem, and Yinlan Ruan

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Abstract

A mercury optical fiber dip sensor was developed by immobilizing Rhod-5N on a multimode fiber endface by silica sol-gel. The detection limit was 0.3 ppb with the dye in aqueous condition and 25 ppb when it was immobilized on fiber tips.

© 2016 Optical Society of America

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