Inorganic Solid Phases

La1.5Sr0.5Cu0.75Ir0.25O4 (Sr0.5Cu0.75La1.5Ir0.25O4) Crystal Structure

General Information

  • Phase Label(s): Sr0.5Cu0.75La1.5Ir0.25O4
  • Structure Class(es): high-Tc cuprate family
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: oS28
  • Space Group: 64
  • Phase Prototype: CuLa2O4
  • Measurement Detail(s): automatic diffractometer; Siemens AED2 (determination of structural parameters), X-rays, Mo Kα (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide
  • Interpretation Detail(s): complete structure determined, least-squares refinement; 14 variables; 210 reflections; F > 6σ(F), R = 0.040; wR = 0.036
  • Sample Detail(s): sample prepared from SrCO3, CuO, La2O3, Sr2IrO4, electron microprobe analysis; composition determined as La1.5Sr0.5Cu0.75Ir0.25O4, single crystal, 0.02×0.03×0.09 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Sr0.5Cu0.75La1.5Ir0.25O4
  • Alphabetic Formula: Cu0.75Ir0.25La1.5O4Sr0.5
  • Published Formula: La1.5Sr0.5Cu0.75Ir0.25O4
  • Refined Formula: Cu0.75Ir0.25La1.50O4Sr0.50
  • Wyckoff Sequence: 64,f2ea
  • Z Formula Units: 4
  • Density: ρ = 7.15 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

Isotropic

Site
Published
B [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1710845

  • 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)

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