Inorganic Solid Phases

HTB phase in K0.3(W6+0.7W5+0.3−yTa5+y/2V5+y/2)O3, y= 0.30 (K0.9Ta0.3V0.3W2.4O9) Crystal Structure

General Information

  • Phase Label(s): K0.9Ta0.3V0.3W2.4O9
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: hP28
  • Space Group: 182
  • Phase Prototype: K0.78W3O9
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; STOE STADI P (determination of structural parameters), X-rays, Cu Kα1; λ = 0.1540596 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide
  • Interpretation Detail(s): complete structure determined; composition dependence studied, Rietveld refinement, multiphase
  • Sample Detail(s): sample prepared from K2WO4, WO3, WO2, Ta2O5, V2O5, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K0.9Ta0.45V0.45W2.10O9
  • Alphabetic Formula: K0.9O9Ta0.45V0.45W2.10
  • Published Formula: HTB phase in K0.3(W6+0.7W5+0.3−yTa5+y/2V5+y/2)O3, y= 0.30
  • Refined Formula: K0.90O9Ta0.45V0.45W2.10
  • Wyckoff Sequence: 182,ihge
  • Z Formula Units: 2
  • Density: ρ = 6.26 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_1724068

  • 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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