1. a Department of Chemical Engineering , Gazi University , Maltepe , Ankara , Turkey
2. b Laboratory of Industrial Physics - Department of Pharmaceutical Sciences , University of Sao Paulo Via do Cafe s/n, Ribeirao Preto , S.P. , 14040-903 , Brazil
3. c Department of Chemical and Bio-Resources Engineering , University of BritishColumbia , 2216 Main Mall, Vancouver , V6T 1Z4 , Canada