Incommensurately modulated lanthanide coinage-metal diarsenides. II. GdCuAs2, GdAu1−δAs2 and TbAu1−δAs2 – new distortion variants of the HfCuSi2 type with irregularly stacked zigzag chains of arsenic atoms

Rutzinger, D.; Bartsch, C.; Doert, T.; Ruck, M.

doi:10.1107/S0108768109029565

Acta Crystallographica Section B
Acta Crystallographica
Section B STRUCTURAL SCIENCE, CRYSTAL ENGINEERING AND MATERIALS

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Figure 14
Stacking of the layer of modulated As nets of GdAuAs₂ along [001], color code according to Fig. 12

. The positions of the twofold screw axes are highlighted, the monoclinic repetition unit with a′ = 62.84, b′ = 4.060, c′ = 64.12 Å, β′ = 95.49° is emphasized with bold black lines.

STRUCTURAL SCIENCE
CRYSTAL ENGINEERING
MATERIALS

ISSN: 2052-5206

Volume 65| Part 5| August 2009| Pages 527-534

doi:10.1107/S0108768109029565

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