Sr2PrTaCu2O8 (Sr2Cu2PrTaO8 tet2, T = 9 K) Crystal Structure
General Information
- Phase Label(s): Sr2Cu2PrTaO8 tet2
- Structure Class(es): high-Tc cuprate family
- Classification by Properties: antiferromagnet AFM
- Mineral Name(s): –
- Pearson Symbol: tI56
- Space Group: 140
- Phase Prototype: Ba2Cu2LaNbO8
- Measurement Detail(s): Guinier-Huber film (determination of cell parameters), automatic diffractometer; Switzerland, Würenlingen, Paul Scherrer Institute, SAPHIR reactor (determination of structural parameters), X-rays, Cu Kα; λ = 0.154056 nm (determination of cell parameters), neutrons; λ = 0.17031 nm (determination of structural parameters), T = 9 K (determination of cell and structural parameters)
- Phase Class(es): –
- Compound Class(es): oxide
- Interpretation Detail(s): complete structure determined, Rietveld refinement, R = 0.033; RP = 0.044; wRP = 0.064
- Sample Detail(s): sample prepared from SrCO3, Pr6O11, Ta2O5, CuO, powder (determination of cell and structural parameters)
Substance Summary
- Standard Formula: Sr2Cu2PrTaO8
- Alphabetic Formula: Cu2O8PrSr2Ta
- Published Formula: Sr2PrTaCu2O8
- Refined Formula: Cu2O7.84PrSr2Ta
- Wyckoff Sequence: 140,lhgf2cb
- Z Formula Units: 4
- Density: ρ = 7.09 Mg·m−3
Crystallographic Data
Cell Parameters
Atom Coordinates
Standardized
Published
Displacement Parameters
Isotropic
Experimental Details
Reference
3D Interactive Structure
About this content
PAULING FILE Multinaries Edition – 2012
sd_0560902
©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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