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. 2019 Dec 9;9:18586. doi: 10.1038/s41598-019-54772-0

Table 1.

Coordination number (N), DWF (σ2) and NN Fe-O bond length (R) obtained from fitted temperature-dependent EXAFS spectra at Fe K-edge for θ = 0° and 70°.

Temperature E//ab-plane (θ = 0°) E//c-axis (θ = 70°)
N R (Å) σ2−2) × 10−3 N R (Å) σ2−2) × 10−3
300 K 4 2.00 ± 0.02 7.2 ± 0.3 1.2 1.87 ± 0.02 1.5 ± 0.3
200 K 4 2.01 ± 0.02 3.5 ± 0.3 1.2 1.88 ± 0.02 1.7 ± 0.3
175 K 4 2.01 ± 0.02 3.7 ± 0.3 1.2 1.88 ± 0.02 1.3 ± 0.3
150 K 4 2.01 ± 0.02 2.5 ± 0.3 1.2 1.88 ± 0.02 1.1 ± 0.3
125 K 4 2.03 ± 0.02 2.9 ± 0.3 1.2 1.88 ± 0.02 0.9 ± 0.3
115 K 4 2.02 ± 0.02 5.1 ± 0.3 1.2 1.88 ± 0.02 2.1 ± 0.3
100 K 4 2.00 ± 0.02 4.0 ± 0.3 1.2 1.88 ± 0.02 1.6 ± 0.3