Home News Press Releases Dr. Yan Ma receives Walter Benjamin Grant of the German Research Foundation Publications of Pierre Lorenz All genres Journal Article (1) Journal Article (1) 1. Journal Article Himmerlich, M.; Lymperakis, L.; Gutt, R.; Lorenz, P.; Neugebauer, J.; Krischok, S.: GaN(0001)surface states: Experimental and theoretical fingerprints to identify surface reconstructions. Physical Review B 88 (12), 125304 (2013) MPG.PuRe DOI