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

Table 2.

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

Temperature E//ab-plane (θ = 0°) E//c-axis (θ = 70°)
N R (Å) σ2 (×10−3 Å−2) N R (Å) σ2 (×10−3 Å−2)
300 K 4 1.95 ± 0.02 3.6 ± 0.3 1.2 2.20 ± 0.02 6.1 ± 0.3
200 K 4 1.95 ± 0.02 2.1 ± 0.3 1.2 2.20 ± 0.02 5.2 ± 0.3
175 K 4 1.96 ± 0.02 1.7 ± 0.3 1.2 2.20 ± 0.02 4.6 ± 0.3
150 K 4 1.95 ± 0.02 1.0 ± 0.3 1.2 2.20 ± 0.02 3.1 ± 0.3
125 K 4 1.94 ± 0.02 0.3 ± 0.3 1.2 2.20 ± 0.02 2.1 ± 0.3
115 K 4 1.94 ± 0.02 0.5 ± 0.3 1.2 2.20 ± 0.02 0.8 ± 0.3
100 K 4 1.95 ± 0.02 0.3 ± 0.3 1.2 2.20 ± 0.02 0.6 ± 0.3