Articles with "lpfg fbg" as a keyword



Research on temperature and humidity sensing characteristics of cascaded LPFG-FBG

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Published in 2019 at "Optik"

DOI: 10.1016/j.ijleo.2019.05.043

Abstract: Abstract Based on the coupled mode theory of the fiber grating, a novel cascaded grating sensor with film-modified long period fiber grating (LPFG) and fiber Bragg grating (FBG) is designed. The sensing principles are investigated,… read more here.

Keywords: research temperature; lpfg fbg; temperature humidity; humidity sensing ... See more keywords

High-Sensitive Liquid Level Sensor With Temperature Compensation Based on Cascaded LPFG and FBG Structure

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Published in 2025 at "IEEE Sensors Journal"

DOI: 10.1109/jsen.2025.3545801

Abstract: This article proposes an intensity-modulated liquid level sensor (LLS) based on cascaded long-period fiber grating (CLBG) and fiber Bragg grating (FBG) structure with temperature compensation. Its unique structure converts the wavelength shift of the LPFG… read more here.

Keywords: peak; level; liquid level; temperature compensation ... See more keywords