1. Boreskov Institute of Catalysis, Siberian Branch of the Russian Academy of Sciences, Lavrentieva 5, Novosibirsk State University, Pirogova 1, Novosibirsk 630090, RussiaFax:
2. Institute of Solid State Chemistry, Siberian Branch of the Russian Academy of Sciences, Kutateladze 18, Novosibirsk 630090, Russia
3. Chemical Department, Lomonosov Moscow State University, Vorobyovy gory, Moscow 119899, Russia
4. The Pennsylvania State University, 102 Materials Research Laboratory, University Park, PA 16802-4801, USA