Hyperfine interactions and local environment of 57Fe probe atoms in perovskite CaMn7O12

Igor Presniakov (1) , Viyacheslav S. Rusakov (1) , Tatyana V. Gubaidulina (1) , Alexey Sobolev (1) , Alexey Baranov (1, 2) , Gérard Demazeau (2) , O. S. Volkova (1, 3) , V. M. Cherepanov (4) , E. A. Goodilin (1) , A. V. Knot'Ko (1) , M. Isobe (5)

1 Chair of Radiochemistry, Department of Chemistry
2 ICMCB - Institut de Chimie de la Matière Condensée de Bordeaux
3 Institute of Radiotechnics and Electronics
4 NRC KI - National Research Center "Kurchatov Institute"
5 ISSP - Institute for Solid State Physics [Tokyo]

Mössbauer spectroscopy has been applied for studying the local environment of 57Fe probe atoms within iron-doped CaMn7O12 manganite with a perovskite-like structure. The 57Fe spectra recorded in the paramagnetic temperature range 90 K

Mots clés: Mössbauer spectroscopy; Physical chemistry and chemical physics; Solids; Perovskite; Iron doped; Manganite

Domaines: Matériaux

Igor Presniakov, Viyacheslav S. Rusakov, Tatyana V. Gubaidulina, Alexey Sobolev, Alexey Baranov, et al.. Hyperfine interactions and local environment of 57Fe probe atoms in perovskite CaMn7O12. Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2007, 76 (21), 214407 (9 p.). ⟨10.1103/PhysRevB.76.214407⟩. ⟨hal-00199172⟩