Search Results - "Koroleva, M.S."

Structural and transport properties of doped bismuth titanates and niobates by Sadykov, V.A., Koroleva, M.S., Piir, I.V., Chezhina, N.V., Korolev, D.A., Skriabin, P.I., Krasnov, A.V., Sadovskaya, E.M., Eremeev, N.F., Nekipelov, S.V., Sivkov, V.N.

“…Cobalt- or Zn-doped bismuth titanates and Mg+Cu-doped bismuth niobate were synthesized by the method of organic-inorganic precursors combustion. Distribution…”
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Chemistry, structure and properties of bismuth copper titanate pyrochlores by Piir, I.V., Koroleva, M.S., Ryabkov, Yu.I., Pikalova, E.Yu, Nekipelov, S.V., Sivkov, V.N., Vyalikh, D.V.

“…Copper containing bismuth titanates with pyrochlore type structure were obtained by ceramic procedure over a wide range of compositions. The results of…”
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Bismuth iron titanate pyrochlores: Thermostability, structure and properties by Piir, I.V., Koroleva, M.S., Ryabkov, Yu.I., Korolev, D.A., Chezhina, N.V., Semenov, V.G., Panchuk, V.V.

“…Iron containing bismuth titanates with pyrochlore structure Bi1.6FexTi2O7−δ, where 0.08≤x≤0.4, were obtained by ceramic procedure. The results of bough…”
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Li- and Na-doped bismuth titanate pyrochlores: From the point of view ab initio calculation and experiment by Krasnov, A.G., Koroleva, M.S., Piir, I.V., Shein, I.R.

“…A detailed combined density functional theory (DFT) and experimental study of the substitution Li and Na in Bi2Ti2O7 pyrochlore (BTO) has been performed. The…”
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Structure, thermal stability, optoelectronic and electrophysical properties of Mg- and Na-codoped bismuth niobate pyrochlores: Experimental and theoretical study by Koroleva, M.S., Krasnov, A.G., Senyshyn, A., Schökel, A., Shein, I.R., Vlasov, M.I., Piir, I.V.

“…Novel bismuth niobates Bi1.5Mg1–xNaxNb1.5O7–δ and Bi1.5Mg0.9–xNaxNb1.5O7–δ (0 ≤ x ≤ 0.50) with the pyrochlore structure have been investigated experimentally…”
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The conductivity and ionic transport of doped bismuth titanate pyrochlore Bi1.6МxTi2O7−δ (М – Mg, Sc, Cu) by Krasnov, A.G., Piir, I.V., Koroleva, M.S., Sekushin, N.A., Ryabkov, Y.I., Piskaykina, M.M., Sadykov, V.A., Sadovskaya, E.M., Pelipenko, V.V., Eremeev, N.F.

“…Pyrochlores Mg-, Sc-, Cu-doped bismuth titanates have been obtained. The results of X-ray powder diffraction structure refinement and the pycnometric density…”
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Magnetic properties of nanocomposite and bulk rare earth titanates Ho2Ti2O7 and Yb2Ti2O7 by Nemytova, O.V., Piir, I.V., Koroleva, M.S., Perov, D.V., Rinkevich, A.B.

“…•Nanocomposite Ho2Ti2O7 has hysteresis loop at 2 K.•The shape of nanocomposite samples has insignificant effect on magnetization.•The low-field magnetic…”
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The conductivity and ionic transport of doped bismuth titanate pyrochlore Bi 1.6 М x Ti 2 O 7−δ (М – Mg, Sc, Cu) by Krasnov, A.G., Piir, I.V., Koroleva, M.S., Sekushin, N.A., Ryabkov, Y.I., Piskaykina, M.M., Sadykov, V.A., Sadovskaya, E.M., Pelipenko, V.V., Eremeev, N.F.

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Li- and Mg-codoped bismuth niobate pyrochlores: Synthesis, structure, electrical properties by Koroleva, M.S., Piir, I.V., Zhuravlev, N.A., Denisova, T.A., Istomina, E.I.

“…The structure and conductivity of the new Li- and Mg-codoped bismuth niobates Bi1.5Mg1−xLixNb1.5O7−δ (0 ≤ x ≤ 0.50) with the pyrochlore structure have been…”
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Dielectric properties of iron-containing bismuth titanate solid solutions with a layered perovskite structure by Shashkov, M. S., Malyshkina, O. V., Piir, I. V., Koroleva, M. S.

“…The complex oxides based on bismuth titanate with substituting iron atoms Bi 4 Ti 2.98 Fe 0.02 O 11.99 , Bi 4 Ti 2.5 Fe 0.5 O 11.75 , and Bi 4 Ti 2 Fe 1 O 11.5…”
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