Paper
13 March 2015 Fiber endface Fabry-Perot vapor microsensors fabricated by multiphoton polymerization technique
Vasileia Melissinaki, Ioannis Konidakis, Maria Farsari, Savros Pissadakis
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Abstract
Three different designs of Fabry-Perot optical sensing microresonators fabricated by direct laser writing on the endface of a standard telecom fiber using a zirconium-silicon, organic-inorganic hybrid photosensitive material, are demonstrated. These endface optical fiber sensing probes are used for the detection of common organic alcohols and chlorinated solvents vapors. The devices operate in the spectral region lying between 1440 nm and 1660 nm, while the spectra recorded in reflection mode correlate to refractive index or absorption changes due to different vapors trapped inside the microcavities. A sensitivity of 1503nm/RIU, for a concentration of 4ppm ethanol vapors was succeeded. The microresonator sensing probe is explained in terms of standard physisorption and molecule packing mechanisms of organic vapors onto porous surfaces.
© (2015) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Vasileia Melissinaki, Ioannis Konidakis, Maria Farsari, and Savros Pissadakis "Fiber endface Fabry-Perot vapor microsensors fabricated by multiphoton polymerization technique", Proc. SPIE 9374, Advanced Fabrication Technologies for Micro/Nano Optics and Photonics VIII, 93740D (13 March 2015); https://doi.org/10.1117/12.2079439
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CITATIONS
Cited by 2 patents.
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KEYWORDS
Bioalcohols

Molecules

Reflection

Resonators

Microresonators

Fabry–Perot interferometers

Carbon

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