Home News Short News Acta Student Award for research on oxygen effects in complex alloys Publications of Stephan Heppner All genres Journal Article (1) Journal Article (1) 1. Journal Article Bambach, M.; Heppner, S.; Steinmetz, D.; Roters, F.: Assessing and ensuring parameter identifiability for a physically-based strain hardening model for twinning-induced plasticity. Mechanics of Materials 84, pp. 127 - 139 (2015) MPG.PuRe DOI