Crystallography Open Database

Information card for entry 1563463

Preview

Coordinates	1563463.cif
Original paper (by DOI)	HTML

Structure parameters

Formula	K0.25 Na0.25 Nb0.5 O1.5
Calculated formula	K0.25 Na0.25 Nb0.5 O1.5
Title of publication	Structural evolution of Na0.5K0.5NbO3 at high temperatures
Authors of publication	Ishizawa, Nobuo; Wang, Jun; Sakakura, Terutoshi; Inagaki, Yumi; Kakimoto, Ken-ichi
Journal of publication	Journal of Solid State Chemistry
Year of publication	2010
Journal volume	183
Journal issue	11
Pages of publication	2731 - 2738
a	3.9749 ± 0.0001 Å
b	3.9749 ± 0.0001 Å
c	4.0215 ± 0.0002 Å
α	90°
β	90°
γ	90°
Cell volume	63.539 ± 0.004 Å³
Cell temperature	469 K
Ambient diffraction temperature	469 K
Number of distinct elements	4
Space group number	99
Hermann-Mauguin space group symbol	P 4 m m
Hall space group symbol	P 4 -2
Residual factor for all reflections	0.0197
Residual factor for significantly intense reflections	0.0197
Weighted residual factors for significantly intense reflections	0.053
Weighted residual factors for all reflections included in the refinement	0.053
Goodness-of-fit parameter for all reflections included in the refinement	1.336
Diffraction radiation wavelength	0.71073 Å
Diffraction radiation type	MoKα
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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