1. Department of Chemistry and Physics, Mount Saint Vincent University, Halifax, NS, Canada B3M 2J6
2. Department of Chemistry, Dalhousie University, Halifax, NS, Canada B3H 4J3
3. Hunter College and the Graduate School, City University of New York (CUNY), New York, New York 10021, United States
4. Faculty of Education, Mount Saint Vincent University, Halifax, NS, Canada B3M 2J6