Home News Short News Humboldt Fellowship supports research on fuel cell catalysts from recycled metals Publications of Ingomar Jäger All genres Journal Article (1) Journal Article (1) 1. Journal Article Guidoni, G. M.; He, L.; Schöberl, T.; Jäger, I.; Dehm, G.; Swain, M. V.: Influence of the indenter tip geometry and environment on the indentation modulus of enamel. Journal of Materials Research 24 (3), pp. 616 - 625 (2009) MPG.PuRe DOI