{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["8(1)"],"submitter":["Masai H"],"pubmed_abstract":["X-ray absorption near edge structure (XANES) measurement is one of the most powerful tools for the evaluation of a cation valence state. XANES measurement is sometimes the only available technique for the evaluation of the valence state of a dopant cation, which often occurs in phosphor materials. The validity of the core excitation process should be examined as a basis for understanding the applicability of this technique. Here, we demonstrate the validity of valence estimation of tin in oxide glasses, using Sn K-edge and L-edge XANES spectra, and compare the results with <sup>119</sup>Sn Mössbauer analysis. The results of Sn K-edge XANES spectra analysis reveal that this approach cannot evaluate the actual valence state. On the contrary, in L<sub>II</sub>-edge absorption whose transition"],"journal":["Scientific reports"],"pagination":["415"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC5764964"],"repository":["biostudies-literature"],"pubmed_title":["Validity of Valence Estimation of Dopants in Glasses using XANES Analysis."],"pmcid":["PMC5764964"],"pubmed_authors":["Mibu K","Masai H","Ina T","Okumura S"],"additional_accession":[]},"is_claimable":false,"name":"Validity of Valence Estimation of Dopants in Glasses using XANES Analysis.","description":"X-ray absorption near edge structure (XANES) measurement is one of the most powerful tools for the evaluation of a cation valence state. XANES measurement is sometimes the only available technique for the evaluation of the valence state of a dopant cation, which often occurs in phosphor materials. The validity of the core excitation process should be examined as a basis for understanding the applicability of this technique. Here, we demonstrate the validity of valence estimation of tin in oxide glasses, using Sn K-edge and L-edge XANES spectra, and compare the results with <sup>119</sup>Sn Mössbauer analysis. The results of Sn K-edge XANES spectra analysis reveal that this approach cannot evaluate the actual valence state. On the contrary, in L<sub>II</sub>-edge absorption whose transition","dates":{"release":"2018-01-01T00:00:00Z","publication":"2018 Jan","modification":"2026-05-05T21:54:09.595Z","creation":"2019-03-27T00:14:51Z"},"accession":"S-EPMC5764964","cross_references":{"pubmed":["29323244"],"doi":["10.1038/s41598-017-18847-0"]}}