Ultrasensitive displacement sensor based on photonic crystal fiber modal interferometer
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Date
2014
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Abstract
An ultrasensitive displacement sensor based on photonic crystal fiber modal interferometer using an external mirror is proposed. The mirror is displaced by a nano-positioner and the sensitivity of the sensor is 43 pm/nm. � 2014 OSA.
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Keywords
Fiber optics sensors, Interferometry, Photonic crystal fiber