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. 2022 Mar 16;22(6):2296. doi: 10.3390/s22062296

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© 2022 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 (https://creativecommons.org/licenses/by/4.0/).

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RMSD comparison plot for a damaged concrete beam with: (a) surface-mounted PZT patches (case-2) and SSUs (case-4); (b) surface-mounted SSUs (case-4) and embedded SSUs (case-6).