An ultra-tiny fiber probe Bragg grating temperature sensor

被引:0
|
作者
Kou, Jun-Long
Feng, Jing
Xu, Fei [1 ]
Lu, Yan-Qing
机构
[1] Nanjing Univ, High Tech Inst Suzhou, Suzhou 215123, Peoples R China
关键词
LONG-PERIOD GRATINGS; INTERFEROMETER; MICROFIBERS;
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We experimentally demonstrate an all-silica microfiber Bragg grating for hightemperature sensing by focused ion beam machining in a tapered fiber probe with a sharp profile. This 11-period FBG is ultra-tiny with deep grooves and high efficiency. Its temperature sensitivity is similar to 22 pm/degrees C near the wavelength of 1570 nm.
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页数:3
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