Inorganic Solid Phases

LaSrCuO3.52 (SrCuLaO4 lt2) Crystal Structure

General Information

  • Phase Label(s): SrCuLaO4 lt2
  • Structure Class(es): Ruddlesden-Popper phase, high-Tc cuprate family
  • Classification by Properties: antiferromagnet AFM, diamagnetic, intercalation compound, intermediate valence;
  • Mineral Name(s):
  • Pearson Symbol: tI14
  • Space Group: 139
  • Phase Prototype: K2NiF4
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; France, Saclay, Laboratoire Léon Brillouin LLB, ORPHEE reactor, 3T2 (determination of structural parameters), neutrons; λ = 0.12251 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide
  • Interpretation Detail(s): average structure determined; refinement in superspace, Rietveld refinement, RP = 0.045; wRP = 0.057; RB = 0.033
  • Sample Detail(s): sample prepared from La2O3, SrCO3, CuO, energy-dispersive X-ray analysis; La/Sr/Cu ratio 1.03(9)/0.97(9)/0.99(7), powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: SrCuLaO3.52
  • Alphabetic Formula: CuLaO3.52Sr
  • Published Formula: LaSrCuO3.52
  • Refined Formula: CuLa1.12O3.50Sr0.88
  • Wyckoff Sequence: 139,e2ca
  • Z Formula Units: 2
  • Density: ρ = 6.26 Mg·m−3

Crystallographic Data

Cell Parameters

Published Data
Standardized Data
Unit Cell
Niggli-Reduced Cell
Space Group
a
b
c
α
β
γ
a/b
b/c
c/a
V

Atom Coordinates

Standardized

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation
Co-ord. No.
Atomic Env.

Published

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation

Displacement Parameters

Anisotropic

Site
B11 [nm2]
B22 [nm2]
B33 [nm2]
B12 [nm2]
B13 [nm2]
B23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1624231

  • Copyright

    ©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016

  • Chief Editor

    Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland

    villars.mpds@bluewin.ch

  • Credits

    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)

  • Cite this content

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