Zhao, Yakai Seok, Moo-Young Choi, In-Chul Lee, Yun-Hee Park, Seong-Jun Ramamurty, Upadrasta Suh, Jin-Yoo Jang, Jae-il 2024-01-20T06:02:44Z 2024-01-20T06:02:44Z 2021-09-05 2015-10 1359-6462 https://pubs.kist.re.kr/handle/201004/124959 Thermal desorption spectroscopy and nanoindentation techniques were employed to elucidate the key differences in the hydrogen (H) charging methods (electrochemical versus gaseous) and their consequences on the mechanical response of a low carbon steel. While electrochemical charging enhances the hardness, gaseous charging reduces it. This contrasting behavior is rationalized in terms of the dependency of the strength on the absorbed amount of H during charging and the H concentration gradient in the specimen. (C) 2015 Acta Materialia Inc. Published by Elsevier Ltd. All rights reserved. English PERGAMON-ELSEVIER SCIENCE LTD STAINLESS-STEEL IRON NANOINDENTATION DEFORMATION TEMPERATURE DIFFUSIVITY PERMEATION SOLUBILITY PLASTICITY DEPENDENCE The role of hydrogen in hardening/softening steel: Influence of the charging process Article 10.1016/j.scriptamat.2015.05.017 1 SCRIPTA MATERIALIA, v.107, pp.46 - 49 SCRIPTA MATERIALIA 107 46 49 scie scopus 000358806400012 2-s2.0-84937522693 Nanoscience & Nanotechnology Materials Science, Multidisciplinary Metallurgy & Metallurgical Engineering Science & Technology - Other Topics Materials Science Metallurgy & Metallurgical Engineering Article STAINLESS-STEEL IRON NANOINDENTATION DEFORMATION TEMPERATURE DIFFUSIVITY PERMEATION SOLUBILITY PLASTICITY DEPENDENCE Steel Hydrogen Mechanical behavior Nanoindentation Thermal desorption spectroscopy