一种简单的增强光纤Bragg光栅温度灵敏度的方法 |
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引用本文: | 杜卫冲,谭华耀,戴务勤,刘颂豪. 一种简单的增强光纤Bragg光栅温度灵敏度的方法[J]. 中国激光, 1997, 24(1): 75-77 |
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作者姓名: | 杜卫冲 谭华耀 戴务勤 刘颂豪 |
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作者单位: | 杜卫冲:华南师范大学激光生命科学实验室,广州 510631 谭华耀:香港理工大学电机工程系 戴务勤:香港理工大学电机工程系 刘颂豪:华南师范大学激光生命科学实验室,广州 510631
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摘 要: | 提出了一种简单的铝管或铝板封装(AP)法来增强光纤Bragg光栅(FBG)的温度灵敏度,实验测得AP光纤光栅的Bragg反射波长(1550 nm附近)的温度灵敏度为0.038 nm/℃,是裸光纤光栅温度灵敏度的3倍之多,相应的线性温度范围在0~120 ℃之间。
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关 键 词: | 光纤Bragg光栅 光纤温度传感 |
收稿时间: | 1996-01-08 |
A Simple Method to Enhance Temperature Sensitivity of Fiber Bragg Gratings |
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Abstract: | A Simple method for enhancing fiber grating temperature sensitivity using an aluminum tube or aluminum plate packaging is presented. Bragg wavelength shift of about 0.038 nm/℃ was measured for fiber gratings at 1550 nm within 0 ℃ to 120 ℃. This represents an improvement in temperature sensitivity that is more than 3 times than that could be achieved with a bare fiber grating. |
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Keywords: | fiber Bragg grating fiber temperature sensor |
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