Ehhalt, D. H. [P:(DE-Juel1)3735] ; Rohrer, F. [P:(DE-Juel1)16347] ; Blake, D. R. [P:(DE-HGF)0] ; Kinnison, D. E. [P:(DE-HGF)0] ; Konopka, P. [P:(DE-Juel1)129130]