Institution: | 1. Institut für Anorganische Chemie, Rheinische Friedrich‐Wilhelms‐Universit?t Bonn, Gerhard‐Domagk‐Strasse 1, 53121 Bonn, Germany, Fax: (+49)?228‐739‐616 http://www.ak‐streubel.uni‐bonn.de;2. University School of Basic & Applied Sciences, G.G.S. Indraprastha University, Kashmere Gate, Delhi‐110006, India;3. Laboratory of Inorganic Chemistry, Department of Chemistry, University of Helsinki, P.O. Box 55, 00014 Helsinki, Finland |