Affiliation: | 1. Department of Chemistry , University of Ottawa , Ottawa, Ontario, Canada , K1N 6N5;2. Department of Chemistry , University of Calgary , Calgary, Alberta, Canada , T2N 1N4;3. Energy Research Laboratories , CANMET Energy, Mines and Resources Canada , 555 Booth Street, Ottawa, Ontario, Canada , K1A 0G1;4. Coal and Hydrocarbon Processing Department , Alberta Research Council , 1 Oilpatch Drive, P.O. Bag 1310, Devon, Alberta, Canada , T0C 1E0 |