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  1. No Access

    Article

    Evaluation of electrode-oriented properties of BaFe1−xCexO3−δ

    The structure, oxygen non-stoichiometry, thermomechanical and electrical properties of perovskite-type BaFe1−xCexO3−δ (x = 0.05, 0.10, 0.15) were studied in the light of the potential use of these oxides as elect...

    A. D. Koryakov, O. V. Merkulov, I. A. Leonidov… in Journal of Solid State Electrochemistry (2024)

  2. No Access

    Article

    High-temperature mixed conductivity in PrBaFe2O6−δ

    High-temperature transport properties of the PrBaFe2O6−δ ceramics, prepared by different routes, were studied in the light of their potential use in energy conversion technologies. The PrBaFe2O6−δ oxides fabricat...

    S. S. Nikitin, M. A. Zavyalov, M. S. Dyakina… in Journal of Solid State Electrochemistry (2024)

  3. No Access

    Article

    Investigation into the significant effect of CuO additive on the synthesis of ZrSiO4: phase formation and crystallization at low temperature

    The ZrSiO4 has been synthesized with CuO as mineralizer by sol–gel route at low temperature. The mineralization effect of the CuO on mechanism of zircon formation at low temperature has been studied by high-tempe...

    O. V. Merkulov, A. A. Markov, N. S. Uporova… in Journal of Thermal Analysis and Calorimetry (2022)

  4. No Access

    Article

    High-temperature transport in perovskite-type Ca0.25Sr0.75Fe0.75Mo0.25O3 − δ

    The comparative study of transport characteristics of SrFe0.75Mo0.25O3 − δ and Ca0.25Sr0.75Fe0.75Mo0.25O3 − δ was carried out in order to evaluate calcium substitution usability to improve functional properties o...

    O. V. Merkulov, A. A. Markov, I. A. Leonidov… in Journal of Solid State Electrochemistry (2019)

  5. No Access

    Article

    Electrical Transport Properties of Ca1 –xBixMnO3 – δ

    The electrical conductivity (σ) and thermoelectric power (S) of Ca1 –xBixMnO3 – δ (х = 0.05, 0.10, 0.15) manganites with a perovskite-like structure have been measured in air in the temperature range 298–1223 K. ...

    O. V. Merkulov, M. V. Patrakeev, I. A. Leonidov in Inorganic Materials (2019)

  6. No Access

    Article

    Fabrication and Testing of a Tubular Thermoelectric Module Based on Oxide Elements

    A thermoelectric module with a tubular design, considered as particularly promising for energy recovery from hot exhaust gases of vehicles was fabricated and successfully tested under laboratory condition. The...

    O. V. Merkulov, B. V. Politov, K. Yu. Chesnokov… in Journal of Electronic Materials (2018)

  7. No Access

    Article

    Defect formation, ordering, and transport in SrFe1–x Si x O3–δ (x = 0.05–0.20)

    Oxygen nonstoichiometry of perovskite-like SrFe1–x Si x O3–δ (x = 0.05–0.20), studied by thermogravimetric analysis and coulometric titration in ...

    O. V. Merkulov, E. N. Naumovich, M. V. Patrakeev… in Journal of Solid State Electrochemistry (2018)

  8. No Access

    Article

    Oxygen nonstoichiometry and defect equilibrium in Ca1–x Pr x MnO3–δ manganites

    The content of oxygen in Ca1−x Pr x MnO3−δ (x = 0.1) material with perovskite-like structure is determined at 750–950°C and oxygen partial pressur...

    I. A. Leonidov, E. I. Konstantinova… in Russian Journal of Physical Chemistry A (2016)