Structure 1540317

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Original COD entry Download CIF Download DOT

Citation: Lu Yingjie; Ibers, J.A. (1994). Synthesis and characterization of Cu3 Nb Se4 and K Cu2 Ta Se4. Errata. Journal of Solid State Chemistry, 111, pp. 447-448.

Formula: Cu2 K Se4 Ta

Chemical name: Cu2 K (Ta Se4)

Cell parameters:

  • a = 7.662 Å
  • b = 18.829 Å
  • c = 5.66 Å
  • α = 90°
  • β = 90°
  • γ = 90°

List type: interleaving

List: 2D

Combined 3D structure and graph

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Linear Graph Knot

Molecules

CIF datablock 0, entity 1 of 2

Basis: (1;0;0 0;0;1)

Dimensionality: 2

Formula: Cu4 Se8 Ta2 (Cu2 Se4 Ta)

Multiplicity: 1

Coordination sequences:

  • 2, 9, 14, 24, 30, 38, 44, 52, 58, 66
  • 3, 11, 16, 26, 31, 41, 44, 56, 57, 71
  • 4, 13, 18, 28, 32, 44, 44, 60, 56, 76
  • 6, 10, 18, 28, 34, 40, 50, 52, 66, 64
  • 8, 12, 20, 28, 32, 44, 44, 60, 56, 76
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CIF datablock 1, entity 2 of 2

Basis: (1;0;0 0;0;1)

Dimensionality: 2

Formula: Cu4 Se8 Ta2 (Cu2 Se4 Ta)

Multiplicity: 1

Coordination sequences:

  • 2, 9, 14, 24, 30, 38, 44, 52, 58, 66
  • 3, 11, 16, 26, 31, 41, 44, 56, 57, 71
  • 4, 13, 18, 28, 32, 44, 44, 60, 56, 76
  • 6, 10, 18, 28, 34, 40, 50, 52, 66, 64
  • 8, 12, 20, 28, 32, 44, 44, 60, 56, 76
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