Zoriy, Petro [P:(DE-HGF)0] ; Dederichs, Herbert [P:(DE-Juel1)133324] ; Pillath, Jürgen [P:(DE-Juel1)133433] ; Heuel-Fabianek, Burkhard [P:(DE-Juel1)133423] ; Hill, Peter [P:(DE-Juel1)133370] ; Lennartz, Reinhard [P:(DE-Juel1)133334]