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SrP3N5O: a highly condensed layer phosphate structure solved from a nanocrystal by automated electron diffraction
Stefan J Sedlmaier1, Enrico Mugnaioli, Oliver Oeckler
1Department Chemie, Ludwig-Maximilians-Universität, Butenandtstrasse 5-13 (D), 81377 München, Germany.
Chemistry (Weinheim an Der Bergstrasse, Germany)
|September 17, 2011
Summary
A new oxonitridophosphate, strontium oxonitridophosphate (SrP(3)N(5)O), was synthesized. Its crystal structure was determined using automated electron diffraction tomography and X-ray powder diffraction, revealing a highly condensed layer phosphate structure.
Area of Science:
- Solid-state chemistry
- Materials science
- Inorganic chemistry
Background:
- Oxonitridophosphates are an emerging class of materials with potential applications.
- Understanding the synthesis and structure of novel compounds is crucial for materials development.
Purpose of the Study:
- To synthesize and characterize a new oxonitridophosphate, SrP(3)N(5)O.
- To determine the crystal structure and explore its structural features.
Main Methods:
- Synthesis via high-temperature reaction of a multicomponent mixture.
- Crystal structure solution using automated electron diffraction tomography (ADT).
- Structure refinement with X-ray powder diffraction (Rietveld analysis).
Main Results:
- SrP(3)N(5)O was successfully synthesized as a nanocrystalline powder.
- The crystal structure was solved in the orthorhombic space group Pnma.
- The compound features highly condensed corrugated layers of P(O,N)(4) tetrahedra with Sr(2+) ions intercalated.
Conclusions:
- The novel oxonitridophosphate SrP(3)N(5)O has been synthesized and structurally characterized.
- Its layered structure with specific coordination environments for Sr(2+) ions provides insights into oxonitridophosphate chemistry.
- Further studies on its properties are warranted.
