Crystallography Open Database

Information card for entry 4003695

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Coordinates	4003695.cif
Original paper (by DOI)	HTML

Structure parameters

Formula	Ga3 La2 O7.5
Calculated formula	Ga3 La2 O7.5
Title of publication	La2Ga3O7.5: A Metastable Ternary Melilite with a Super-Excess of Interstitial Oxide Ions Synthesized by Direct Crystallization of the Melt
Authors of publication	Fan, Jintai; Sarou-Kanian, Vincent; Yang, Xiaoyan; Diaz-Lopez, Maria; Fayon, Franck; Kuang, Xiaojun; Pitcher, Michael J.; Allix, Mathieu
Journal of publication	Chemistry of Materials
Year of publication	2020
Journal volume	32
Journal issue	20
Pages of publication	9016 - 9025
a	11.4701 ± 0.0004 Å
b	11.2676 ± 0.0004 Å
c	10.4804 ± 0.0004 Å
α	90°
β	90°
γ	90°
Cell volume	1354.49 ± 0.08 Å³
Cell temperature	293 K
Ambient diffraction temperature	293 K
Number of distinct elements	3
Space group number	46
Hermann-Mauguin space group symbol	I m a 2
Hall space group symbol	I 2 -2a
Residual factor for all reflections	0.019
Residual factor for significantly intense reflections	0.019
Weighted residual factors for all reflections	0.0239
Weighted residual factors for significantly intense reflections	0.0239
Goodness-of-fit parameter for all reflections	1.75
Method of determination	powder diffraction
Diffraction radiation probe	x-ray
Diffraction radiation wavelength	0.41273 Å
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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