Inorganic Solid Phases

Ba8Ni3.5Ge42.10.4 (Ba4Ni1.75Ge21.05) Crystal Structure

General Information

  • Phase Label(s): Ba4Ni1.75Ge21.05
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: cP120
  • Space Group: 223
  • Phase Prototype: Ba4(Ni0.63Ge0.37)2.79Ge20
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Rigaku R-AXIS SPIDER (determination of structural parameters), X-rays, Ag Kα; λ = 0.056087 nm (determination of cell and structural parameters), T = 295(2) K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): intermetallic
  • Interpretation Detail(s): complete structure determined, full-matrix least-squares refinement on F; 34 variables; 1409 reflections; I > 4σ(I), R = 0.039; wR = 0.021
  • Sample Detail(s): sample prepared from Ba, Ni, Ge, wavelength-dispersive X-ray spectroscopy; Ba8.00(3)Ni3.45(3)Ge42.3(2), single crystal (determination of cell parameters), single crystal, 0.015×0.040×0.185 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Ba4Ni1.75Ge21.05
  • Alphabetic Formula: Ba4Ge21.05Ni1.75
  • Published Formula: Ba8Ni3.5Ge42.10.4
  • Refined Formula: Ba4Ge20.99Ni1.75
  • Wyckoff Sequence: 223,k4ica
  • Z Formula Units: 2
  • Density: ρ = 5.94 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
U [nm2]
Type
Computed
Beq [nm2]

Anisotropic

Site
U11 [nm2]
U22 [nm2]
U33 [nm2]
U12 [nm2]
U13 [nm2]
U23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1126156

  • 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

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