Inorganic Solid Phases

Sr3(Fe1−yNiy)2O7−d, y= 0.05 (Sr3FeNiO6.55) Crystal Structure

General Information

  • Phase Label(s): Sr3FeNiO6.55
  • Structure Class(es): Ruddlesden-Popper phase
  • Classification by Properties: intermediate valence, semiconductor, spin glass
  • Mineral Name(s):
  • Pearson Symbol: tI24
  • Space Group: 139
  • Phase Prototype: Sr3Ti2O7
  • Measurement Detail(s): automatic diffractometer; Bourevestnik DRON-4.0 (determination of structural parameters), X-rays, Cu Kα (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide
  • Interpretation Detail(s): complete structure determined; composition dependence studied, Rietveld refinement, RP = 0.129; wRP = 0.179
  • Sample Detail(s): sample prepared from SrCO3, FeC2O4[H2O]2, Ni(CH3COO)2[H2O]4, powder (determination of structural parameters)

Substance Summary

  • Standard Formula: Sr3Fe1.9Ni0.1O7
  • Alphabetic Formula: Fe1.9Ni0.1O7Sr3
  • Published Formula: Sr3(Fe1−yNiy)2O7−d, y= 0.05
  • Refined Formula: Fe1.90Ni0.10O7Sr3
  • Wyckoff Sequence: 139,ge3ba
  • Z Formula Units: 2
  • Density: ρ = 5.39 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

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1717545

  • 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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