Order disorder elements in antiferrodistortive phase transitions

B. Rechav*, Y. Yacoby, E. A. Stern, J. J. Rehr, M. Newville

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

Detailed analysis of XAFS spectra of the antiferrodistortive crystals K1-xNaxTaO3 show that the local rotation angles of the oxygen octahedra in crystals with x > 0.6 are non-zero and large, hundreds of degrees above the transition temperatures to the cubic phase.

Original languageEnglish
Pages (from-to)325-326
Number of pages2
JournalPhysica B: Condensed Matter
Volume208-209
Issue numberC
DOIs
StatePublished - 1 Mar 1995

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