Vernieuwe, H. [P:(DE-HGF)0] ; De Baets, B. [P:(DE-HGF)0] ; Minet, J. [P:(DE-HGF)0] ; Pauwels, V.R.N. [P:(DE-HGF)0] ; Lambot, S. [P:(DE-Juel1)VDB54976] ; Vanclooster, M. [P:(DE-HGF)0] ; Verhoest, N.E.C. [P:(DE-HGF)0]