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High surface area V-Mo-N materials synthesized from amine intercalated foams
Authors:Piotr Krawiec  Emanuel Kockrick  Stefan Kaskel
Institution:a Institute of Inorganic Chemistry, Technical University of Dresden, Mommsenstr. 6, D-01062 Dresden, Germany
b Birla Institute of Technology and Science, Pilani, Goa campus, NH 17 Bypass Road, Zuarinagar, Goa 403726, India
c Triebenberg Laboratory for HRTEM and Electron Holography, Institute for Structure Physics, Technical University of Dresden, Zum Triebenberg 50, 01328 Dresden, Germany
Abstract:Nanocrystalline ternary V-Mo nitrides were prepared via nitridation of amine intercalated oxide foams or bulk ternary oxides. Specific surface areas were in the range between 40 and 198 m2 g−1 and strongly depended on the preparation method (foam or bulk oxide). Foamed precursors were favorable for vanadium rich materials, while for molybdenum rich samples bulk ternary oxides resulted in higher specific surface areas. The materials were characterized via nitrogen physisorption at 77 K, X-ray diffraction patterns, electron microscopy, and elemental analysis.
Keywords:Transition metal nitride  High surface area  Sol-gel  Oxide foam
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