Structure 1531787

1531786 << 1531787 >> 1531788
Original COD entry Download CIF Download DOT

Citation: Monteverde, F.; Celotti, G. (2002). Structural data from X-ray powder diffraction for new high-temperature phases (Y1-x Lnx)2 Si2 O7 with Ln = Ce, Pr, Nd. Journal of the European Ceramic Society, 22, pp. 721-730.

Formula: O7 Pr Si2 Y

Chemical name: Y Pr (Si2 O7)

Cell parameters:

  • a = 5.37 Å
  • b = 8.542 Å
  • c = 13.838 Å
  • α = 90°
  • β = 111.76°
  • γ = 90°

List type: noninterleaving

List: 3D

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Molecules

CIF datablock 0, entity 1 of 1

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

Dimensionality: 3

Formula: O28 Pr4 Si8 Y4 (O7 Pr Si2 Y)

Multiplicity: 1

Coordination sequences:

  • 2, 9, 25, 75, 130, 201, 306, 427, 567, 705
  • 3, 18, 36, 95, 145, 261, 345, 486, 615, 788
  • 3, 18, 37, 86, 154, 243, 337, 453, 631, 746
  • 3, 19, 45, 96, 167, 245, 354, 486, 617, 766
  • 3, 20, 42, 93, 159, 245, 350, 491, 610, 793
  • 3, 20, 44, 94, 162, 246, 353, 480, 613, 795
  • 4, 26, 55, 101, 183, 279, 383, 527, 662, 824
  • 5, 11, 51, 91, 166, 253, 358, 499, 627, 797
  • 8, 23, 53, 122, 179, 270, 394, 525, 661, 831
  • 9, 24, 66, 109, 197, 271, 407, 509, 677, 831
  • 10, 25, 61, 115, 194, 288, 396, 531, 695, 804
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