Inorganic Solid Phases

K2NdTa3O10·1.4H2O (K2NdTa3O10[H2O]1.4) Crystal Structure

General Information

  • Phase Label(s): K2NdTa3O10[H2O]1.4
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: tP19
  • Space Group: 123
  • Phase Prototype: K(K0.5La0.5)2Ta3O10[H2O]4
  • Measurement Detail(s): automatic diffractometer; Siemens D5000 (determination of structural parameters), X-rays, Cu Kα1; λ = 0.15406 nm (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, Rietveld refinement, wRP = 0.0419
  • Sample Detail(s): sample prepared from Nd[NO3]3[H2O]6, TaCl5, K2CO3, ethylene glycol, citric acid (C6H8O7[H2O]), thermogravimetry (TGA); 1.42 water molecules per f.u., powder (determination of structural parameters)

Substance Summary

  • Standard Formula: K2NdTa3O10[H2O]1.4
  • Alphabetic Formula: [H2O]1.4K2NdO10Ta3
  • Published Formula: K2NdTa3O10·1.4H2O
  • Refined Formula: H2.80K2NdO11.40Ta3
  • Wyckoff Sequence: 123,ih2g3fea
  • Z Formula Units: 1
  • Density: ρ = 5.60 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]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1531166

  • 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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