Journal of Ceramics / 2015 / Article / Tab 1

Research Article

Structural and Ferroic Properties of La, Nd, and Dy Doped BiFeO3 Ceramics

Table 1

Rietveld refined structural parameters of the Bi0.8RE0.2FeO3 samples simulated based on the measured XRD patterns. The error values are presented in the parentheses.

StructureCell Atoms-factors (%)

Bi0.8La0.2FeO3
R3c
(100%)
= 5.5604 (5)Bi/La0.00000.00000.2724 = 4.89
= 5.5604 (5)Fe0.00000.00000.0000 = 5.36
= 13.7596 (6)O0.66790.76470.5489 = 7.15
= 368.43 (2) = 2.91
GoF = 1.7

Bi0.8Nd0.2FeO3
P1 
(100%)
= 3.9074 (5)Bi/Nd0.00000.00000.0000 = 10.0
= 3.9112 (6)Fe0.56890.43620.5467 = 7.79
= 3.9002 (5)O1−0.08150.45420.6774 = 11.2
= 59.60 (2)O20.4538−0.07220.6835 = 1.85
O30.45410.47560.0176GOF = 1.16

Bi0.8Dy0.2FeO3
Pnma
(80.62%)
= 5.4014 (5)Bi/Dy0.04720.25000.9933 = 10.7
= 7.7822 (4)Fe0.00000.00000.5000 = 6.96
= 5.5904 (5)O10.38320.25000.0818 = 5.62
= 234.99 (1)O20.20760.54140.2044 = 7.2
= 1.85
R3c
(19.38%)
= 5.5504 (2)Bi/Dy0.00000.00000.2676GOF = 1.4
= 5.5504 (2)Fe0.00000.00000.0000
= 13.7888 (5)O0.67940.78010.5544
= 367.88 (2)

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