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Characterization of a polyimide-coated humidity sensor in a hybrid fibre grating configuration (2015)
Presentation / Conference Contribution
Alwis, L., Sun, T., & Grattan, K. T. V. (2015). Characterization of a polyimide-coated humidity sensor in a hybrid fibre grating configuration. In J. L. Fabris, H. J. Kalinowski, & W. J. Bock (Eds.), . https://doi.org/10.1117/12.2193678

A Relative Humidity (RH) sensor incorporating a Long Period Grating (LPG) and a Fibre Bragg Grating (FBG) in a series configuration was developed and evaluated. The LPG was coated with polyimide allowing it to respond to humidity changes while the FB... Read More about Characterization of a polyimide-coated humidity sensor in a hybrid fibre grating configuration.

[INVITED] Developments in optical fibre sensors for industrial applications (2015)
Journal Article
Alwis, L., Sun, T., & Grattan, K. (2015). [INVITED] Developments in optical fibre sensors for industrial applications. Optics and Laser Technology, 78(Part A), 62-66. https://doi.org/10.1016/j.optlastec.2015.09.004

The development of intrinsic optical fiber pH sensors based on fluorescence from novel coumarin dyes which are covalently immobilized onto the distal end of the fiber is described. The sensors provide response in the pH range of 0.5 − 6 with good sta... Read More about [INVITED] Developments in optical fibre sensors for industrial applications.