Home News Short News IHK awards Max Planck instructors with the Golden Badge of Honour 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