Visualizing the valence states of europium ions in Eu-doped BaAl2O4 using X-ray nanoprobe mapping

Wu, Y.-H.; Lin, Y.-Y.; Chen, J.-L.; Fu, S.-Y.; Huang, S.-C.; Lee, C.-; Chen, B.-Y.; Yin, G.-C.; Huang, E.-W.; Tang, M.-T.; Lin, B.-H.

doi:10.1107/S1600577521012947

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Figure 4

(a)–(d) Room-temperature XEOL spectra of the four local areas marked with the white dashed circles in Figs. 3

(a)–3

(d). The XEOL spectra corresponding to each of the four local areas were acquired at three X-ray energies: below the Eu L₃-edge (6.960 keV), at the Eu²⁺ resonance (6.975 keV) and at the Eu³⁺ resonance (6.983 keV).

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ISSN: 1600-5775

Volume 29| Part 2| March 2022| Pages 456-461

https://doi.org/10.1107/S1600577521012947

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