Relationship between the structures of ferroelectric Pb~5~Cr~3~F~19~ and antiferroelectric Pb~5~Al~3~F~19~ at 295 K and the phase III‒phase IV transition in Pb~5~Al~3~F~19~ on cooling to about 110 K
Authors of publication
Andriamampianina, V.; Gravereau, P.; Ravez, J.; Abrahams, S. C.
Journal of publication
Acta Crystallographica Section B
Year of publication
1994
Journal volume
50
Journal issue
2
Pages of publication
135 - 141
a
20.1738 ± 0.0004 Å
b
20.1738 ± 0.0004 Å
c
7.2205 ± 0.0001 Å
α
90°
β
90°
γ
90°
Cell volume
2938.62 ± 0.09 Å3
Sample thermal history
cooling to about 110 K
Number of distinct elements
3
Space group number
85
Hermann-Mauguin space group symbol
P 4/n :2
Hall space group symbol
-P 4a
Diffraction radiation wavelength
0.71069 Å
Diffraction radiation type
Mo
Has coordinates
Yes
Has disorder
No
Has Fobs
No
Version history
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