Fluorescence based fibre optic pH sensor for the pH 10–13 range suitable for corrosion monitoring in concrete structures

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Nguyen, TH; Venugopala, T; Chen, S; Sun, T; Grattan, KTV; Taylor, SE; Basheer, PAM; Long, AE; (2014)

The design, development and evaluation of an optical fibre pH sensor for monitoring pH in the alkaline region are discussed in detail in this paper. The design of this specific pH sensor is based on the pH induced change in fluorescence intensity of a coumarin imidazole... View more
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