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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/).
Beaded fibre fragment under load (a) before and (b) after fibre break. Before fibre break, no residual stress is observed inside beads. After fibre break, beads show stress concentration.