Inorganic Solid Phases

Y1.5Sr1.8Ce1.0Cu2.7O8+d (Sr2Cu2.75Y1.3Ce0.95O8.86) Crystal Structure

General Information

  • Phase Label(s): Sr2Cu2.75Y1.3Ce0.95O8.86
  • Structure Class(es): high-Tc cuprate family
  • Classification by Properties: intermediate valence, nonmetal
  • Mineral Name(s):
  • Pearson Symbol: tI38
  • Space Group: 139
  • Phase Prototype: Sr2Cu2(Cu0.75V0.25)(Y0.65Ce0.35)2O8.77
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; STOE STADI P (determination of structural parameters), X-rays, Cu Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide
  • Interpretation Detail(s): complete structure determined, Rietveld refinement, RP = 0.151; RB = 0.093
  • Sample Detail(s): sample prepared from Ce2O3, Y2O3, SrCO3, CuO, electron microprobe analysis, iodometric titration; Y1.5Sr1.8Ce1.0Cu2.7O8.6; amounts of other phases (< 10 wt.%), powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Sr1.8Cu2.7Y1.5Ce1.0O8.75
  • Alphabetic Formula: Ce1.0Cu2.7O8.75Sr1.8Y1.5
  • Published Formula: Y1.5Sr1.8Ce1.0Cu2.7O8+d
  • Refined Formula: CeCu2.70O8.75Sr1.80Y1.50
  • Wyckoff Sequence: 139,ige4dc
  • Z Formula Units: 2
  • Density: ρ = 5.83 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_1624843

  • 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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