1. Ph.D. Candidate, Dept. of Chemical and Biological Engineering, Univ. of British Columbia, Vancouver, BC, Canada V6T 1Z3.
2. Professor, Dept. of Civil, Geological, and Mining Engineering, Polytechnique de Montreal, Montreal, QC, Canada H3C 3A7.
3. Professor, Dept. of Chemical and Biological Engineering, Univ. of British Columbia, Vancouver, BC, Canada V6T 1Z3 (corresponding author).