1. Ernst Ruska-Centre for Microscopy
and Spectroscopy with Electrons, Peter Grünberg Institute, Forschungszentrum Jülich, 52425 Jülich,
Germany
2. Physical Chemistry
Department, Technical University Dresden, Bergstr. 66b, 01062 Dresden,
Germany and Institute of Solid State Chemistry UB RAS, Pervomayskaya Str. 91, 620990 Ekaterinburg, Russia
3. Chemical Research Support, Weizmann Institute of Science, Rehovot 76100, Israel
4. Department of Materials and
Interfaces, Weizmann Institute of Science, Rehovot 76100, Israel
5. Department of Chemistry, Ben Gurion University of the Negev, Be’er Sheva,
Israel