Inorganic Solid Phases

La1−xSrxGa1−2xMg2xO3−y, x= 0.05, ht2 (Sr0.1Mg0.1La0.9Ga0.9O2.9 ht, T = 820 K) Crystal Structure

General Information

  • Phase Label(s): Sr0.1Mg0.1La0.9Ga0.9O2.9 ht
  • Structure Class(es): perovskite
  • Classification by Properties: nonmetal
  • Mineral Name(s):
  • Pearson Symbol: hR30
  • Space Group: 167
  • Phase Prototype: LaAlO3
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Germany, Hamburg, Deutsches Elektronen-Synchrotron DESY, HASYLAB, DORIS III reactor, B2 (determination of structural parameters), X-rays, synchrotron; λ = 0.090812 nm (determination of cell and structural parameters), T = 820 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide
  • Interpretation Detail(s): average structure determined; temperature dependence studied, Rietveld refinement, RP = 0.2008; RB = 0.0593
  • Sample Detail(s): sample prepared from La2O3, SrO, Ga2O3, MgO, chemical analysis; 62.39 wt.% La2O3, 2.25 wt.% SrO, 33.47 wt.% Ga2O3, 1.69 wt.% MgO, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Sr0.05Mg0.10La0.95Ga0.90O2.92
  • Alphabetic Formula: Ga0.90La0.95Mg0.10O2.92Sr0.05
  • Published Formula: La1−xSrxGa1−2xMg2xO3−y, x= 0.05, ht2
  • Refined Formula: Ga0.87La0.95Mg0.13O2.94Sr0.05
  • Wyckoff Sequence: 167,eba
  • Z Formula Units: 6
  • Density: ρ = 6.85 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]

Anisotropic

Site
B11 [nm2]
B22 [nm2]
B33 [nm2]
2B12 [nm2]
2B13 [nm2]
2B23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1412984

  • 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

    Citation copied