1. Department of Physics and Astronomy, McMaster University1280 Main Street West, Hamilton, Ontario, L8S 4M1Canada
2. School of Geography and Geology, McMaster University1280 Main Street West, Hamilton, Ontario, L8S 4M1Canada
3. Department of Chemistry, McMaster University1280 Main Street West, Hamilton, Ontario, L8S 4M1Canada
4. Department of Physics and Astronomy, The University of Calgary2500 University Drive NW, Calgary, Alberta, T2N 1N4Canada