1. Department of Chemical and Biochemical Engineering, University of Western Ontario, London, Ontario N6A 5B9, Canada
2. Centre Énergie Matériaux Télécommunications, Institut National de la Recherche Scientifique (INRS), Varennes, Quebec J3X1P7, Canada
3. Department of Electrical Engineering, École de Technologie Supérieure (ÉTS), Montréal, Quebec H3C 1K3, Canada