The role of Mn in the electronic structure of Ba3Ti2MnO9

G Radtke, C Maunders, S Lazar, FMF de Groot, J Etheridge, GA Botton*

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

The energy loss near edge structure (ELNES) of the O-K, Ti-L-23 and Mn-L-23 edges have been recorded in hexagonal Ba(3)Ti(2)NlnO(9) with an energy resolution of 0.10-0.20eV using a monochromator on a commercial transmission electron microscope (TEM) and compared with a tetragonal BaTiO3 reference sample. The formal valency and symmetry of Mn have been determined using atomic multiplets calculations and its effect on the electronic structure of BaTiO3 has been interpreted through a molecular-orbital model. (c) 2005 Elsevier Inc. All rights reserved.

Original languageEnglish
Pages (from-to)3426-3430
Number of pages5
JournalJournal of Solid State Chemistry
Volume178
Issue number11
DOIs
Publication statusPublished - Nov 2005

Keywords

  • energy loss near edge fine structure
  • transition metal oxide
  • hexagonal perovskite
  • electronic structure
  • X-RAY-ABSORPTION
  • ENERGY-LOSS SPECTROSCOPY
  • TRANSITION-METAL OXIDES
  • MANGANESE OXIDES
  • EDGE STRUCTURES
  • CUBIC BATIO3
  • SUBSTITUTION
  • MINERALS
  • TITANIUM
  • CRYSTAL

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