1. Inorganic Materials Chemistry Faculty of Chemistry and Biochemistry Ruhr University Bochum Universitätsstraße 150 44801 Bochum Germany
2. Department of Chemistry Carleton University 1125 Colonel By Drive Ottawa Ontario K1S 5B6 Canada
3. Department of Chemistry and Biochemistry University of Windsor 401 Sunset Avenue Windsor Ontario N9B 3P4 Canada
4. Department of Chemistry Saint Mary's University 923 Robie Street Halifax Nova Scotia B3H 3C3 Canada