Lennartz, C. [P:(DE-Juel1)VDB68341] ; Atodiresei, N. [P:(DE-Juel1)130513] ; Müller-Meskamp, L. [P:(DE-Juel1)VDB42769] ; Karthäuser, S. [P:(DE-Juel1)130751] ; Waser, R. [P:(DE-Juel1)131022] ; Blügel, S. [P:(DE-Juel1)130548]