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The crystal structure of diiodacetylene: an example of pseudosymmetry

โœ Scribed by Dunitz, J. D. ;Gehrer, H. ;Britton, D.

Book ID
117857872
Publisher
International Union of Crystallography
Year
1972
Weight
703 KB
Volume
28
Category
Article
ISSN
0567-7408

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On the capability of revealing the pseud
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The tetragonal crystal-structure type of chalcopyrites (chemical formula ) is a superstructure of sphalerite type. The c/a ratio differs generally from the ideal value 2, i.e., the crystal structure is pseudocubically distorted. For CuInSe 2 and CuGaSe 2 thin films, simulations demonstrate that it