Home News Press Releases Dr. Yan Ma receives Walter Benjamin Grant of the German Research Foundation Publications of J. G. Swadener All genres Journal Article (1) Journal Article (1) 1. Journal Article Swadener, J. G.; Bögershausen, H.; Sander, B.; Raabe, D.: Crystal orientation effects in scratch testing with a spherical indenter. International Journal of Materials Research 25, pp. 921 - 926 (2010) MPG.PuRe