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. 2016 Apr 15;16(4):547. doi: 10.3390/s16040547

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© 2016 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).

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Time domain and spectrum map of the two sensors with s frequency of 10 Hz and current of 0.8 A. (a) Time domain and spectrum map of the MEMS vibration senor; (b) Time domain and spectrum map of the FBG micro-vibration senor.