1. Assistant Professor, Faculty of Engineering, Chemical Engineering Dept.,Ege Univ., 35100 Bornova, İzmir, Turkey (corresponding author).
2. Università di Roma La Sapienza, Facoltà di Ingegneria, Dipartimento Ingegneria Chimica Materiali Ambiente Via Eudossiana 18, 00185 Roma, Italy.
3. Professor, Faculty of Engineering, Chemical Engineering Dept.,Ege Univ., 35100 Bornova, İzmir, Turkey.