Khajetoorians, A. A. [P:(DE-HGF)0] ; Lounis, S. [P:(DE-Juel1)VDB37196] ; Chilian, B. [P:(DE-HGF)0] ; Costa, A. T. [P:(DE-HGF)0] ; Zhou, L. [P:(DE-HGF)0] ; Mills, D. L. [P:(DE-HGF)0] ; Wiebe, J. [P:(DE-HGF)0] ; Wiesendanger, R. [P:(DE-HGF)0]