Inorganic Solid Phases

Cu48.1Al36.4Sc15.5 alloy (Cu6.25Sc2Al4.75) Crystal Structure

General Information

  • Phase Label(s): Cu6.25Sc2Al4.75
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: oS108
  • Space Group: 65
  • Phase Prototype: Cu2(Cu0.47Al0.53)9Sc2
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Japan, Hyogo, Japan Synchrotron Radiation Research Institute, SPring-8, BL02B2 (determination of structural parameters), X-rays, synchrotron; λ = 0.06992 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): intermetallic
  • Interpretation Detail(s): commensurate approximant determined, Rietveld refinement, wRP = 0.0305; RB = 0.0165
  • Sample Detail(s): electron microprobe analysis; Al38.8Cu45.7Sc15.5, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Cu6.25Sc2Al4.75
  • Alphabetic Formula: Al4.75Cu6.25Sc2
  • Published Formula: Cu48.1Al36.4Sc15.5 alloy
  • Refined Formula: Al4.87Cu6.13Sc2
  • Wyckoff Sequence: 65,r2q2pn2lkj2i2hge
  • Z Formula Units: 8
  • Density: ρ = 5.36 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_1826244

  • 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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