Inorganic Solid Phases

(NH4)0.5[Pu(III)0.5U(IV)0.5(C2O4)2·H2O]·nH2O ([NH4]0.5U0.5Pu0.5[C2O4]2[H2O]4.5, T = 150 K) Crystal Structure

General Information

  • Phase Label(s): [NH4]0.5U0.5Pu0.5[C2O4]2[H2O]4.5
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: tP36
  • Space Group: 85
  • Phase Prototype: ([NH4]0.13[H2O]0.87)4(Y0.53U0.47)[C2O4]2[H2O]
  • Measurement Detail(s): automatic diffractometer; 3893 (determination of cell parameters), automatic diffractometer; Bruker-Nonius KAPPA APEX II (determination of structural parameters), X-rays, Mo Kα; λ = 0.071073 nm (determination of cell parameters), X-rays, Mo Kα; λ = 0.071069 nm (determination of structural parameters), T = 150 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxalate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, full-matrix least-squares refinement; 155 variables; 1637 reflections; I > 2σ(I), R = 0.0459; wR = 0.1209
  • Sample Detail(s): sample prepared from U[NO3]4, Pu[NO3]3, UV-Vis absorption spectroscopy, single crystal (determination of cell parameters), single crystal, 0.020×0.150×0.150 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: [NH4]0.5U0.5Pu0.5[C2O4]2[H2O]4.5
  • Alphabetic Formula: [C2O4]2[H2O]4.5[NH4]0.5Pu0.5U0.5
  • Published Formula: (NH4)0.5[Pu(III)0.5U(IV)0.5(C2O4)2·H2O]·nH2O
  • Refined Formula: C4H11N0.50O12.50Pu0.50U0.50
  • Wyckoff Sequence: 85,g4c2
  • Z Formula Units: 2
  • Density: ρ = 2.72 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]

Anisotropic

Site
U11 [nm2]
U22 [nm2]
U33 [nm2]
U12 [nm2]
U13 [nm2]
U23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1636114

  • 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

    Citation copied