Tl0.5Pb0.5Sr2CaCu2O7 (Sr2CaCu2Tl0.5Pb0.5O7) Crystal Structure
General Information
- Phase Label(s): Sr2CaCu2Tl0.5Pb0.5O7
- Structure Class(es): high-Tc cuprate family
- Classification by Properties: antiferromagnet AFM, diamagnetic, high-Tc superconductor, intermediate valence;
- Mineral Name(s): –
- Pearson Symbol: tP13
- Space Group: 123
- Phase Prototype: Ba2CaCu2TlO6.5
- Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; U.S.A. New York, Brookhaven National Laboratory, HFBR, H4S (determination of structural parameters), neutrons; λ = 0.2370 nm (determination of cell and structural parameters), T = 293 K (determination of cell and structural parameters)
- Phase Class(es): –
- Compound Class(es): oxide
- Interpretation Detail(s): complete structure determined, Rietveld refinement, RP = 0.124; RB = 0.063
- Sample Detail(s): sample prepared from Tl2O3, PbO2, SrO2, CaO2, CuO, energy-dispersive X-ray analysis; (Tl0.4Pb0.4)Sr1.94Ca0.80Cu2Ox, bulk sample (determination of cell and structural parameters)
Substance Summary
- Standard Formula: Sr2CaCu2Tl0.5Pb0.5O7
- Alphabetic Formula: CaCu2O7Pb0.5Sr2Tl0.5
- Published Formula: Tl0.5Pb0.5Sr2CaCu2O7
- Refined Formula: CaCu2O7Pb0.50Sr2Tl0.50
- Wyckoff Sequence: 123,nlihg2d
- Z Formula Units: 1
- Density: ρ = 6.26 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_1600446
©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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