1. Department of Chemistry, University of Manitoba, Winnipeg, Manitoba, Canada,
R3T 2N2
2. Canadian Neutron
Beam Centre,
National Research Council Canada, Chalk River Laboratories, Chalk River, Ontario, Canada, K0J 1J0
3. Institut Laue Langevine,
6 rue Jules Horowitz, BP 156, 38042 Grenoble Cedex 9, France