1. School of Engineering Sciences in Chemistry, Biotechnology and Health, KTH Royal Institute of Technology, Stockholm SE-100 44, Sweden
2. Wallenberg Wood Science Centre, Stockholm SE-100 44, Sweden
3. Mohammed VI Polytechnic University (UM6P), Lot 660 − Hay Moulay Rachid, 43150 Benguerir, Morocco
4. Department of Mechanical and Industrial Engineering, College of Engineering and Technology, University of Dar es Salaam, P.O.BOX 35131, Dar es Salaam 60372, Tanzania