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. 2018 Jun 17;10(6):674. doi: 10.3390/polym10060674

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© 2018 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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(a) POFBG curvature sensor response for three different frequencies (0.50, 1.32 and 4.49 Hz). (b) Comparison between the sensor sensitivity and Young’s modulus variations with respect to frequency.

(a) POFBG curvature sensor response for three different frequencies (0.50, 1.32 and 4.49 Hz). (b) Comparison between the sensor sensitivity and Young’s modulus variations with respect to frequency.