Single-mode-multimode-single-mode fiber (SMS): exploring environmental sensing capabilities

Date

2024-08-16

Authors

Armendáriz Ballesteros, Mikel

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Publisher

IEEE
Acceso abierto / Sarbide irekia
Artículo / Artikulua
Versión publicada / Argitaratu den bertsioa

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Abstract

In this paper, we study the environmental sensing capabilities of a Single-Mode-Multimode-Single-Mode (SMS) fiber in a simple low-cost configuration. SMS fibers exhibit sensitivity to temperature, humidity, refractive index and strain, making them suitable for numerous applications in telecommunications, environmental monitoring, and more. Experimental results demonstrate that the sensor achieves a maximum temperature sensitivity of 4.53 nm/°C. Additionally, SMS fibers can also work as humidity sensors by absorbing or releasing moisture, leading to variations in the refractive index. Monitoring these changes allows for precise humidity measurements, with a sensitivity of 0.1548 nm/%RH. Moreover, SMS fibers show a refractive index sensitivity of 39.65 nm/RIU and strain sensitivities as high as 1.062 nm/¿¿, indicating good performance.

Description

Keywords

Optical sensors, Fiber optics single-mode fiber, Multi-mode fiber, Sensitivity

Department

Ingeniería Eléctrica, Electrónica y de Comunicación / Ingeniaritza Elektrikoa, Elektronikoa eta Telekomunikazio Ingeniaritza / Institute of Smart Cities - ISC

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item.page.cita

Díaz, S., Armendáriz, M. Á., Matías, I. R. (2024) Single-mode-multimode-single-mode fiber (SMS): exploring environmental sensing capabilities. IEEE Sensors Letters, 8(9), 1-4. https://doi.org/10.1109/LSENS.2024.3445153

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© 2024 IEEE. This work is licensed under a Creative Commons Attribution 4.0 License.

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