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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 (http://creativecommons.org/licenses/by/4.0/).
Tensile results as a function of CN content at constant PEG 400 concentration (10% by weight): (a) Young’s Modulus E; (b) Stress at yield σy; (c) stress at break σb; (d) elongation at break εb.