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Micro-scale fiber optic ocean salinity sensor

delete2025-03-27
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PRE
AI
J
Jingjing Li
Y
Yalan Niu
L
Li Yang
S
Siyuan Tian
J
Jinpeng Wei
陆杭林 封面图
陆杭林 (Hanglin Lu) *
唐剑 封面图
唐剑 (Jian Tang)
黎远鹏 封面图
黎远鹏 (Yuanpeng Li)
H
Hu, Juihui
DOI:10.1088/1402-4896/adc165delete
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摘要

摘要

En 中文
提出了一种用于测量海水盐度的微尺度光纤(MSF)传感器,并进行了实验验证。该传感器通过火焰抛磨技术将单模光纤(SMF)拉细至直径约8微米。在锥形区域,光能会泄漏到外部环境中,形成对周围环境折射率(RI)敏感的倏逝场。实验结果表明,在盐度水平为5‰至40‰(间隔5‰)的范围内,传感器的盐度灵敏度为0.536 nm/‰。当稳定性测试持续60分钟时,传感器的标准偏差仅为3.29 pm。传感器的温度灵敏度仅为-0.046 nm/°C,因此温度效应可忽略不计,因其仅占盐度灵敏度的十分之一以下。该MSF盐度传感器具有制备简单、成本低廉和强约束等优势,适合用于海洋环境检测。
Keyword:
salinity
sensor
micro-scale fiber

期刊

Physica Scripta 封面图
Physica Scripta
IF:
2.6
论文数:
4.3K
被引数:
2.5W

机构

G
Guangxi Science and Technology Normal University
学者数:
73
论文数: 37
被引数: 1
引用论文

引用论文

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