Home News Short News Baptiste Gault and Dierk Raabe selected as new Humboldt scouts Publications of Baohua Ji All genres Journal Article (1) Journal Article (1) 1. Journal Article Kauffmann, F.; Ji, B.; Dehm, G.; Gao, H.; Arzt, E.: A quantitative study of the hardness in a superhard nanocrystalline titanium nitride/silicon nitride coating. Scripta Materialia 52 (12), pp. 1269 - 1274 (2005) MPG.PuRe DOI