Bukhdruker, S. [P:(DE-HGF)0] ; Melnikov, I. [P:(DE-HGF)0] ; Baeken, C. [P:(DE-Juel1)131948] ; Balandin, T. [P:(DE-Juel1)131949] ; Gordeliy, V. [P:(DE-Juel1)131964]