Crystallography Open Database

Information card for entry 1001218

Preview

Coordinates	1001218.cif
Original paper (by DOI)	HTML

Structure parameters

Chemical name	Rubidium tricopper heptatantalum oxide
Formula	Cu3 O21 Rb Ta7
Calculated formula	Cu3 O21 Rb Ta7
Title of publication	Intergrowth of Hexagonal Tungsten Bronze and Perovskite-like Structures: The Oxides A Cu~3~ M~7~ O~21~ (A = K, Rb, Cs, Tl; M = Nb, Ta)
Authors of publication	Benmoussa, A; Groult, D; Studer, F; Raveau, B
Journal of publication	Journal of Solid State Chemistry
Year of publication	1982
Journal volume	41
Pages of publication	221 - 226
a	28.11 ± 0.01 Å
b	7.503 ± 0.004 Å
c	7.548 ± 0.005 Å
α	90°
β	90°
γ	90°
Cell volume	1591.9 Å³
Number of distinct elements	4
Space group number	65
Hermann-Mauguin space group symbol	C m m m
Hall space group symbol	-C 2 2
Residual factor for all reflections	0.08
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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