Crystallography Open Database

Information card for entry 1001533

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Structure parameters

Chemical name	Thallium calcium barium copper oxide (1.8/1/2/2/8)
Formula	Ba2 Ca Cu2 O8 Tl1.81
Calculated formula	Ba2 Ca Cu2 O8 Tl1.81
Title of publication	Thallium nonstoichiometry in 2212-thallium cuprate
Authors of publication	Michel, C; Martin, C; Hervieu, M; Maignan, A; Provost, J; Huve, M; Raveau, B
Journal of publication	Journal of Solid State Chemistry
Year of publication	1992
Journal volume	96
Pages of publication	271 - 286
a	3.8489 ± 0.0001 Å
b	3.8489 ± 0.0001 Å
c	29.3153 ± 0.0007 Å
α	90°
β	90°
γ	90°
Cell volume	434.3 Å³
Number of distinct elements	5
Space group number	139
Hermann-Mauguin space group symbol	I 4/m m m
Hall space group symbol	-I 4 2
Residual factor for all reflections	0.072
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.	1001533.cif
120071	2014-07-11	Adding DOIs to range 1 structures.	1001533.cif
35911	2012-02-28	cif/ Reorganising ranges 1, 3, 5, 6 and 8 into a prefix-directory tree.	1001533.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.	1001533.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/'	1001533.cif
14	2008-01-14	Appending a header with SVN keywords, COD URL and copying policy to all COD CIF files.	1001533.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.	1001533.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)	1001533.cif