Open Access Paper
25 September 2017 Integrated photonics for fiber optic based temperature sensing
R. S. Evenblij, T. van Leest, M. B. Haverdings
Author Affiliations +
Proceedings Volume 10562, International Conference on Space Optics — ICSO 2016; 1056210 (2017) https://doi.org/10.1117/12.2296241
Event: International Conference on Space Optics — ICSO 2016, 2016, Biarritz, France
Abstract
One of the promising space applications areas for fibre sensing is high reliable thermal mapping of metrology structures for effects as thermal deformation, focal plane distortion, etc. Subsequently, multi-point temperature sensing capability for payload panels and instrumentation instead of, or in addition to conventional thermo-couple technology will drastically reduce electrical wiring and sensor materials to minimize weight and costs.

Current fiber sensing technologies based on solid state ASPIC (Application Specific Photonic Integrated Circuits) technology, allow significant miniaturization of instrumentation and improved reliability. These imperative aspects make the technology candidate for applications in harsh environments such as space. One of the major aspects in order to mature ASPIC technology for space is assessment on radiation hardness. This paper describes the results of radiation hardness experiments on ASPIC including typical multipoint temperature sensing and thermal mapping capabilities.
© (2017) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
R. S. Evenblij, T. van Leest, and M. B. Haverdings "Integrated photonics for fiber optic based temperature sensing", Proc. SPIE 10562, International Conference on Space Optics — ICSO 2016, 1056210 (25 September 2017); https://doi.org/10.1117/12.2296241
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KEYWORDS
Fiber Bragg gratings

Sensors

Sensing systems

Temperature metrology

Signal attenuation

Photonic integrated circuits

Astronomical imaging

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