1. Max-Planck-Institute for Chemical Physics of Solids, Nöthnitzer-Str. 40, 01187 Dresden, Germany
2. Institute of Solid State Physics, Russian Academy of Sciences, Chernogolovka, Academician Ossipyan str. 2, Moscow District 142432, Russia
3. Shubnikov Institute of Crystallography, Russian Academy of Sciences, Leninskii prospekt 59, Moscow 119333, Russia
4. Institute of Physical Chemistry, Polish Academy of Sciences, Kasprzaka 44/52, 01-224 Warsaw, Poland
5. Energetic Materials Research, Ludwig-Maximilian University Munich (LMU), Butenandtstrasse 5-13(D), D-81377 Munich, Germany