Inorganic Solid Phases

Ca3Sm3[Si9N17] (Ca3Sm3Si9N17) Crystal Structure

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General Information

  • Phase Label(s): Ca3Sm3Si9N17
  • Structure Class(es): –
  • Classification by Properties: –
  • Mineral Name(s): –
  • Pearson Symbol: cP35
  • Space Group: 215
  • Phase Prototype: (Ca0.5Sm0.5)6Si9N17
  • Measurement Detail(s): automatic diffractometer; Siemens P4 (determination of structural parameters), X-rays, Mo Kα; λ = 0.071073 nm (determination of structural parameters), T = 296(2) K (determination of structural parameters)
  • Phase Class(es): –
  • Compound Class(es): nitride
  • Interpretation Detail(s): complete structure determined, full-matrix least-squares refinement on F2; 26 variables; 225 reflections; I > 2σ(I), R = 0.0175; wR = 0.0288
  • Sample Detail(s): sample prepared from Si[NH]2, Ca, Sm, energy-dispersive X-ray analysis; 11.7 wt.% Ca, 8.7 wt.% Sm, 26.5 wt.% Si, 50.0 wt.% N, single crystal, 0.02×0.04×0.12 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Ca3Sm3Si9N17
  • Alphabetic Formula: Ca3N17Si9Sm3
  • Published Formula: Ca3Sm3[Si9N17]
  • Refined Formula: Ca3N17Si9Sm3
  • Wyckoff Sequence: 215,ife3cba
  • Z Formula Units: 1
  • Density: ρ = 4.36 Mg·m−3
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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]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1022303

  • 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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