Crystallography Open Database

Information card for entry 1008923

Preview

Coordinates	1008923.cif
External links	AMCSD

Structure parameters

Chemical name	Yttrium aluminium oxide
Formula	Al O3 Y
Calculated formula	Al O3 Y
Title of publication	Un nouveau type de structure hexagonale: Al T O3 (T = Y, Eu, Gd, Tb, Dy, Ho, Er).
Authors of publication	Bertaut, F; Mareschal, J
Journal of publication	Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences (1884 - 1965)
Year of publication	1963
Journal volume	257
Pages of publication	867 - 870
a	3.68 ± 0.005 Å
b	3.68 ± 0.005 Å
c	10.52 ± 0.01 Å
α	90°
β	90°
γ	120°
Cell volume	123.4 Å³
Number of distinct elements	3
Space group number	194
Hermann-Mauguin space group symbol	P 63/m m c
Hall space group symbol	-P 6c 2c
Residual factor for all reflections	0.024
Has coordinates	Yes
Has disorder	No
Has F_obs	No

Version history

Revision	Date	Message	Files
130149 (current)	2015-01-27	cod/ (saulius@kolibris) Deriving Hall space group symbols for 12003 CIFs using the 'cif_filter --estimate-spacegroup' command.	1008923.cif
35911	2012-02-28	cif/ Reorganising ranges 1, 3, 5, 6 and 8 into a prefix-directory tree.	1008923.cif
966	2010-01-30	cif/ Adding _cod_database_code tags to all COD entries. Adding tag description to the cif_cod.dic dictionary so that COD entries can be validated.	1008923.cif
19	2008-01-26	Changing all end-of-line codes from DOS style to UNIX style in all COD CIF files, for more convenient processing: In the cod/cif/ directory: ff \*.cif \| xargs perl -i -pe 's/\r\n/\n/'	1008923.cif
14	2008-01-14	Appending a header with SVN keywords, COD URL and copying policy to all COD CIF files.	1008923.cif
13	2008-01-13	Setting the svn:keywords property to "Author Date Revision URL Id" for all CIF files in the cod/cif directory.	1008923.cif
1	2007-11-30	Adding all .cif files from the COD, downloaded in a Cod.zip file on 2007.02.07 (and the same Cod.zip is downloadable today, on 2007.11.29)	1008923.cif