Inorganic Solid Phases

Ba2Al2Si10N14O4 (BaAlSi5N7O2) Crystal Structure

General Information

  • Phase Label(s): BaAlSi5N7O2
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: oI32
  • Space Group: 44
  • Phase Prototype: Sr(Al0.25Si0.75)4Si2N6(N0.5O0.5)2O
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; STOE IPDS (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined, least-squares refinement on F2; 45 variables; 515 reflections; F > 4σ(F), R = 0.035; wR = 0.095
  • Sample Detail(s): sample prepared from Ba, Si3N4, AlN, energy-dispersive X-ray analysis; Ba2.01(2)Al2.04(2)Si10.00(2)N14O4, single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: BaAlSi5N7O2
  • Alphabetic Formula: AlBaN7O2Si5
  • Published Formula: Ba2Al2Si10N14O4
  • Refined Formula: AlBaN7O2Si5
  • Wyckoff Sequence: 44,e2d2cba
  • Z Formula Units: 2
  • Density: ρ = 3.70 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]

Powder Pattern

published defraction line
2θ [°]
computed diffraction line for Cu Kα
d [nm]
intensity
I [1]
h [1]
k [1]
l [1]
Radiation
Remark

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1220852

  • 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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