کد مقاله کد نشریه سال انتشار مقاله انگلیسی نسخه تمام متن
7932273 1512613 2013 4 صفحه PDF دانلود رایگان
عنوان انگلیسی مقاله ISI
Power-compensated displacement sensing based on single mode-multimode fiber Bragg grating structure
ترجمه فارسی عنوان
حسگر جابجایی بر اساس فیبر تک فایبرگ ساختار گریت
موضوعات مرتبط
مهندسی و علوم پایه مهندسی مواد مواد الکترونیکی، نوری و مغناطیسی
چکیده انگلیسی
In this paper, power-compensated displacement sensing is proposed and investigated experimentally based on single mode-multimode fiber Bragg grating (FBG) structure, which is fabricated by a single mode fiber and an FBG written on 105/125 μm graded-index multimode fiber (MMF). Experimental results verify that the reflected peak power of multiple wavelengths in single mode-multimode fiber Bragg grating structure shows different response to displacement induced bending of transmitting multimode fiber as the result of multimode interference (MMI). By employing different bending responses between multiple wavelengths of multimode FBG, ratiometric detection based high sensitive displacement measurement can be achieved, which provides a simple and practical method for displacement sensing and meanwhile a potential solution for multi-parameter measurement.
ناشر
Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Optics Communications - Volume 311, 15 January 2013, Pages 140-143
نویسندگان
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