Inorganic Solid Phases

Sr0.5Ca0.5MnO3 tetragonal (Sr0.5Ca0.5MnO3 ht1, T = 523 K) Crystal Structure

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General Information

  • Phase Label(s): Sr0.5Ca0.5MnO3 ht1
  • Structure Class(es): perovskite
  • Classification by Properties: antiferromagnet AFM, ferroelectric FE, nonmetal
  • Mineral Name(s): –
  • Pearson Symbol: tI20
  • Space Group: 140
  • Phase Prototype: SrZrO3
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Japan, Tsukuba, High Energy Accelerator Research Organization (KEK), Photon Factory (determination of structural parameters), X-rays, synchrotron; λ = 0.080123 nm (determination of cell and structural parameters), T = 523 K (determination of cell and structural parameters)
  • Phase Class(es): –
  • Compound Class(es): oxide
  • Interpretation Detail(s): complete structure determined; temperature dependence studied, Rietveld refinement, R = 0.0397; wR = 0.0514
  • Sample Detail(s): sample prepared from CaCO3, SrCO3, MnO2, energy-dispersive X-ray analysis; Ca/Sr/Mn ratio 1/1.1/1.9; two-phase sample, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Sr0.5Ca0.5MnO3
  • Alphabetic Formula: Ca0.5MnO3Sr0.5
  • Published Formula: Sr0.5Ca0.5MnO3 tetragonal
  • Refined Formula: Ca0.50MnO3Sr0.50
  • Wyckoff Sequence: 140,hcba
  • Z Formula Units: 4
  • Density: ρ = 5.12 Mg·m−3
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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_1620473

  • 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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