Home News Short News Humboldt Foundation awards Ankita Mahajan and Sravan Kumar Publications of Helge S. Stein All genres Journal Article (1) Journal Article (1) 1. Journal Article Stein, H. S.; Zhang, S.; Li, Y.; Scheu, C.; Ludwig, A.: Photocurrent recombination through surface segregation in Al–Cr–Fe–O photocathodes. Zeitschrift für physikalische Chemie 234 (4), pp. 605 - 614 (2020) MPG.PuRe DOI publisher-version