Crystallography Open Database

Information card for entry 1561726

Preview

Coordinates	1561726.cif
Original paper (by DOI)	HTML

Structure parameters

Common name	lanthanum silver zinc arsenide (1/0.5/0.5/2)
Chemical name	lanthanum silver zinc arsenide (1/0.5/0.5/2)
Formula	Ag0.5 As2 La Zn0.5
Calculated formula	Ag0.5 As2 La Zn0.5
Title of publication	Quaternary rare-earth arsenides REAg1−Zn As2 (RE=La‒Nd, Sm, Gd‒Dy) with tetragonal SrZnBi2- and HfCuSi2-type structures
Authors of publication	Ramachandran, Krishna K.; Genet, Clément; Mar, Arthur
Journal of publication	Journal of Solid State Chemistry
Year of publication	2015
Journal volume	231
Pages of publication	204 - 211
a	4.13 ± 0.0002 Å
b	4.13 ± 0.0002 Å
c	20.816 ± 0.0011 Å
α	90°
β	90°
γ	90°
Cell volume	355.06 ± 0.03 Å³
Cell temperature	296 ± 2 K
Ambient diffraction temperature	296 ± 2 K
Number of distinct elements	4
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	0.0136
Residual factor for significantly intense reflections	0.0134
Weighted residual factors for significantly intense reflections	0.0306
Weighted residual factors for all reflections included in the refinement	0.0307
Goodness-of-fit parameter for all reflections included in the refinement	1.144
Diffraction radiation wavelength	0.71073 Å
Diffraction radiation type	MoKα
Has coordinates	Yes
Has disorder	No
Has F_obs	No

Version history

Revision	Date	Message	Files
264129 (current)	2021-04-14	cif/ Adding structures of 1561726, 1561727, 1561728 via cif-deposit CGI script.	1561726.cif