Crystallography Open Database

Information card for entry 2242050

2242049 << 2242050 >> 2242051

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Structure parameters

Chemical name	Potassium nickel diiron(III) tris[arsenate(V)]
Formula	As3 Fe2 K1.25 Ni0.88 O12
Calculated formula	As3 Fe2 K1.25 Ni0.875 O12
Title of publication	K~1+2<i>x~</i>Ni~1{-~<i>x</i>}Fe~2~(AsO~4~)~3~ (<i>x</i> = 0,125): un nouvel arséniate à structure de type α-CrPO~4~
Authors of publication	Ben Smail, Ridha; Zid, Mohamed Faouzi
Journal of publication	Acta Crystallographica Section E
Year of publication	2017
Journal volume	73
Journal issue	2
Pages of publication	239 - 245
a	6.737 ± 0.002 Å
b	10.773 ± 0.003 Å
c	13.574 ± 0.003 Å
α	90°
β	90°
γ	90°
Cell volume	985.2 ± 0.5 Å³
Cell temperature	298 ± 2 K
Ambient diffraction temperature	298 ± 2 K
Number of distinct elements	5
Space group number	74
Hermann-Mauguin space group symbol	I b m m
Hall space group symbol	-I 2c 2c
Residual factor for all reflections	0.0308
Residual factor for significantly intense reflections	0.0284
Weighted residual factors for significantly intense reflections	0.0872
Weighted residual factors for all reflections included in the refinement	0.0888
Goodness-of-fit parameter for all reflections included in the refinement	1.102
Diffraction radiation wavelength	0.71073 Å
Diffraction radiation type	MoKα
Has coordinates	Yes
Has disorder	No
Has F_obs	Yes

Version history

Revision	Date	Message	Files
193925 (current)	2017-03-05	cif/ hkl/ Adding structures of 2242050 via cif-deposit CGI script.	2242050.cif 2242050.hkl