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  1. No Access

    Article

    Spatial Spin-Modulated Structure of Bi1 – xSrxFeO3 – y (x = 0, 0.05, and 0.10) Multiferroics

    The room-temperature X-ray and Mössbauer data on the BiFeO3, Bi0.95Sr0.05FeO3 – y, and Bi0.90Sr0.10FeO3 – y multiferroics obtained by solid-phase synthesis are presented. The samples have a rhombohedral crystal s...

    V. S. Pokatilov, V. S. Rusakov, A. M. Gapochka, A. S. Sigov in Crystallography Reports (2023)

  2. No Access

    Article

    Magnetic Hyperfine Interactions of 57Fe Probe Atoms in the CaCuxMn7 – xO12 (0 ≤ x ≤ 1) Manganites

    Magnetic and Mössbauer measurements are performed on the nuclei of 57Fe probe atoms in the structure of the substituted CaCuxMn6.96 – x57Fe0.04O12 (0 ≤ x ≤ 1) manganites in the magnetic-ordering temperature range...

    Ya. S. Glazkova, V. S. Rusakov… in Journal of Experimental and Theoretical Ph… (2021)

  3. No Access

    Article

    Probe Mössbauer Diagnostics of Charge Ordering in Manganites CaCuxMn7–xO12 (0 ≤ x ≤ 1)

    We present the results of our 57Fe probe Mössbauer study in manganites CaCuxMn6.96–x57Fe0.04O12 (0 ≤ x ≤ 1). We have established that for compositions 0 ≤ x ≤ 0.15 near the structural R\(\bar {3}\) ↔ Im$$\bar {3}...

    I. S. Glazkova, V. S. Rusakov, A. V. Sobolev… in Journal of Experimental and Theoretical Ph… (2019)

  4. No Access

    Article

    Mössbauer study of the modulated magnetic structure of FeVO4

    Mössbauer spectroscopy is used to study the FeVO4 multiferroic, which undergoes two magnetic phase transitions at T N1 ≈ 22 K and T ...

    A. V. Sobolev, I. A. Presnyakov… in Journal of Experimental and Theoretical Ph… (2017)

  5. No Access

    Article

    Spatial spin-modulated structure and hyperfine interactions of 57Fe nuclei in multiferroics BiFe1–x T x O3 (T = Sc, Mn; x = 0, 0.05)

    The results of the Mössbauer studies on 57Fe nuclei in multiferroics BiFe1–x T x ...

    V. S. Rusakov, V. S. Pokatilov, A. S. Sigov, M. E. Matsnev… in Physics of the Solid State (2016)

  6. No Access

    Article

    Hyperfine interactions of 57Fe impurity nuclei in multiferroic CuCrO2

    Hyperfine interactions of 57Fe nuclei in multiferroic CuCrO2 are studied by means of Mössbauer probe spectroscopy in a wide range of temperatures, including that of the magnetic phase transition. The temperature ...

    V. S. Rusakov, I. A. Presniakov… in Bulletin of the Russian Academy of Science… (2015)

  7. No Access

    Article

    Mössbauer studies of BiFe1–x Sc x O3 (x = 0, 0.05) Multiferroics

    The effect replacing Fe atoms with Sc atoms has on the spatial spin-modulated structure and electrical and magnetic hyperfine interactions of 57Fe nuclei in BiFeO3 multiferroic is studied by means of Mössbauer sp...

    V. S. Rusakov, V. S. Pokatilov, A. S. Sigov… in Bulletin of the Russian Academy of Science… (2015)

  8. No Access

    Article

    Spatially modulated magnetic structure of AgFeO2: Mössbauer study on 57Fe nuclei

    The results of the Mössbauer study of ferrite AgFeO2 manifesting multiferroic properties (at T ≤ T N2) have been presented. The hyperfine interaction parameters of 57Fe nuclei have been analyzed i...

    V. S. Rusakov, I. A. Presnyakov, A. V. Sobolev, A. M. Gapochka… in JETP Letters (2014)

  9. No Access

    Article

    Hyperfine interactions of 57Fe impurity nuclei in TmNiO3 and YbNiO3 nickelates in the range of magnetic and structure phase transitions

    Hyperfine interactions of 57Fe impurity nuclei are studied by probe Mössbauer spectroscopy in TmNiO3 and YbNiO3 perovskite-like nickelates in the ranges of temperature transitions of an insulator (T < T ...

    V. S. Rusakov, I. A. Presniakov… in Bulletin of the Russian Academy of Science… (2013)

  10. No Access

    Article

    Hyperfine magnetic fields at the nuclei of probe 119Sn atoms and exchange interactions in the CaCu3Mn3.96Sn0.04O12 manganite

    We have investigated the hyperfine magnetic interactions between the nuclei of probe 119Sn atoms in the CaCu3Mn3.96Sn0.04O12 double manganite by Mössbauer spectroscopy using magnetic measurements. A consistent de...

    V. S. Rusakov, I. A. Presnyakov… in Journal of Experimental and Theoretical Ph… (2011)

  11. No Access

    Article

    Mössbauer study of compounds of Cu3 − x Fe x SnS4 and Cu2Fe1 −x Zn x SnS4 systems

    A Mössbauer study of the structural and charge states of 57Fe and 119Sn atoms in the compounds of Cu3 −x Fe x SnS4 and Cu2Fe1 − x

    V. S. Rusakov, N. I. Chistyakova… in Bulletin of the Russian Academy of Science… (2010)