PrAlO3, rhombohedral (PrAlO3 rt, p = 1.25 GPa) Crystal Structure
General Information
- Phase Label(s): PrAlO3 rt
- Structure Class(es): perovskite
- Classification by Properties: antiferroelectric AFE, ferroelastic FEL, ferroelectric FE, ferromagnet FM, nonm
- Mineral Name(s): –
- Pearson Symbol: hR30
- Space Group: 167
- Phase Prototype: LaAlO3
- Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; U.S.A. New York, Brookhaven National Laboratory, National Synchrotron Light Source NSLS, X7A (determination of structural parameters), X-rays, synchrotron; λ = 0.07054 nm (determination of cell and structural parameters), p = 1.25 GPa (determination of cell and structural parameters)
- Phase Class(es): –
- Compound Class(es): oxide
- Interpretation Detail(s): complete structure determined; pressure dependence studied, Rietveld refinement
- Sample Detail(s): sample prepared from Pr6O11, Al[NO3]3[H2O]9, powder (determination of cell and structural parameters)
Substance Summary
- Standard Formula: PrAlO3
- Alphabetic Formula: AlO3Pr
- Published Formula: PrAlO3, rhombohedral
- Refined Formula: AlO3Pr
- Wyckoff Sequence: 167,eba
- Z Formula Units: 6
- Density: ρ = 6.76 Mg·m−3
Crystallographic Data
Cell Parameters
Atom Coordinates
Standardized
Published
Experimental Details
Reference
3D Interactive Structure
About this content
PAULING FILE Multinaries Edition – 2012
sd_1605256
©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016
Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland
SpringerMaterials Release 2016.
Data generated pre-2002: © Springer & MPDS & NIMS; post-2001: © Springer & MPDS
All Rights Reserved. Version 2016.10.
Project Coordinator: Shuichi Iwata
Section-Editor: Karin Cenzual (Crystal Structures)
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