1. Othmer Department of Chemical and Biological Sciences and Engineering and The Herman F. Mark Polymer Research Institute, Polytechnic University, Six MetroTech Center, Brooklyn, New York 11201
2. Department of Chemical Engineering, Faculty of Technology, University of Belgrade, Karnegijeva 4, Belgrade, 11000 Serbia and Montenegro
3. Department of Chemistry, University of Tennessee, 655 Buehler Hall, Knoxville, Tennessee 37996