Characterization of mechanical properties of five hot-pressed lignins extracted from different feedstocks by microscopy-aided nanoindentation

Michael Schwaighofer,Luis Zelaya-Lainez,Markus Königsberger,Markus Lukacevic,Sebastián Serna-Loaiza,Michael Harasek,Olaf Lahayne, Valentin Senk,Josef Füssl

Materials & Design（2023）

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摘要

•Lignin is tested using light-microscopy-aided grid nanoindentation.•Micromechanics-based evaluation yields a reliable elastic modulus of 7.1 GPa.•The mechanical properties neither depend on the feedstock nor the extraction process.

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关键词

Young’s modulus,Hardness,Stiffness,Experiments,Micromechanics,Porous

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