High Sensitivity Cryogenic Temperature Sensors Based on Arc-Induced Long-Period Fiber Gratings

In this paper, we investigated the evolution of the dispersion curves of long-period fiber gratings (LPFGs) from room temperature down to 0 K. We considered gratings arc-induced in the SMF28 fiber and in two B/Ge co-doped fibers. Computer simulations were performed based on previously published expe...

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Bibliografiska uppgifter
Huvudupphovsmän: Oleg V. Ivanov, Paulo Caldas, Gaspar Rego
Materialtyp: Artikel
Språk:English
Publicerad: MDPI AG 2022-09-01
Serie:Sensors
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Länkar:https://www.mdpi.com/1424-8220/22/19/7119