An EXAFS study of AgPO3 and AgBaP3O9

I. Belharouak, E. Fargin, C. Parent, G. Le Flem, H. Aouad, M. Mesnaoui, M. Maazaz

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

The local structure around silver atoms in the crystalline and glassy forms of AgBaP3O9 and AgPO3 has been investigated using Extended X-ray Absorption Fine Structure Spectroscopy (EXAFS). The results are reported at the silver K-edge. The structure of AgBaP3O9 is representative of isolated silver whereas silver pairs have been evidenced in crystalline AgPO3. The present investigation allows to detect the formation of Ag+-Ag+ pairs in both glasses. These data are consistent with crystal chemistry of silver phosphates and the luminescent properties of these materials.

Original languageEnglish
Pages (from-to)287-300
Number of pages14
JournalSolid State Sciences
Volume1
Issue number5
DOIs
StatePublished - Jul 1999
Externally publishedYes

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