1. Department
of Chemical Engineering, Igualada School of Engineering, Universitat Politècnica de Catalunya, Pça Rei 15, Igualada 08700, Spain
2. Department
of Chemical Engineering, Barcelona School of Industrial Engineering, Universitat Politècnica de Catalunya, Diagonal 647, Barcelona E-08028, Spain
3. Centre
for Research in Nano-Engineering, Universitat Politècnica de Catalunya, Campus Sud, Edifici C′, C/Pasqual i Vila s/n, Barcelona E-08028, Spain