Inorganic Solid Phases

Gd-doped ZnCr2Se4; Zn0.96Cr1.96Gd0.16Se4 (Zn0.95Gd0.2Cr1.7Se4) Crystal Structure

General Information

  • Phase Label(s): Zn0.95Gd0.2Cr1.7Se4
  • Structure Class(es): spinel family
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: cF56
  • Space Group: 227
  • Phase Prototype: MgAl2O4
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Siemens D5000 (determination of structural parameters), X-rays, Cu Kα1 (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): selenide
  • Interpretation Detail(s): complete structure determined, Rietveld refinement, multiphase; 13 variables, RP = 0.10; wRP = 0.12
  • Sample Detail(s): sample prepared from Zn, Cr, Gd, Se, energy-dispersive X-ray analysis; 12.50(61) wt.% Zn, 19.70(75) wt.% Cr, 5.01(22) wt.% Gd, 62.8(25) wt.% Se; amounts of ZnSe and Se, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Zn0.95Gd0.20Cr1.70Se4
  • Alphabetic Formula: Cr1.70Gd0.20Se4Zn0.95
  • Published Formula: Gd-doped ZnCr2Se4; Zn0.96Cr1.96Gd0.16Se4
  • Refined Formula: Cr1.69Gd0.21Se4Zn0.95
  • Wyckoff Sequence: 227,ecb
  • Z Formula Units: 8
  • Density: ρ = 5.72 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_1945741

  • 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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