Search Results - "Raevski, I."

Room-temperature paramagnetoelectric effect in magnetoelectric multiferroics Pb(Fe1/2Nb1/2)O3 and its solid solution with PbTiO3 by Laguta, V. V., Morozovska, A. N., Eliseev, E. A., Raevski, I. P., Raevskaya, S. I., Sitalo, E. I., Prosandeev, S. A., Bellaiche, L.

“…We have observed the magnetoelectric (ME) response at room temperature and above in high-resistive ceramics made of multiferroic Pb(Fe₁/₂Nb₁/₂)O₃ (PFN) and…”
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Broken local symmetry in paraelectric BaTiO3 proved by second harmonic generation by Pugachev, A M, Kovalevskii, V I, Surovtsev, N V, Kojima, S, Prosandeev, S A, Raevski, I P, Raevskaya, S I

“…Precursor dynamics of a cubic to tetragonal ferroelectric phase transition in BaTiO3 is studied by the accurate measurement of the second harmonic generation…”
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Local environment of iron and tin ions, diffuse absorption, and giant dielectric response in BaFe1/2Sn1/2O3-δ prepared by the sol-gel method by Bikyashev, E.A., Kubrin, S.P., Popov, A.V., Pavlenko, A.V., Raevski, I.P., Ter-Oganessian, N.V.

“…•BaFe1/2Sn1/2O3-δ was obtained using the sol-gel method and additional O2 treatment.•Oxygen treatment increases Fe4+ content from 27% to 36%.•The absorption…”
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Mӧssbauer and dielectric studies of Bi0.6Nd0.4Fe0.5M0.5O3 (M - Mn, Cr) solid solution ceramics fabricated by a high-pressure synthesis by Raevski, I. P., Kubrin, S. P., Pushkarev, A. V., Olekhnovich, N. M., Radyush, Yu. V., Raevskaya, S. I., Titov, V. V., Malitskaya, M. A., Shishkina, P. A., Kolosov, S. I.

“…Bi 0.6 Nd 0.4 Fe 0.5 M 0.5 O 3 (M - Mn, Cr) compositions with perovskite structure were fabricated by a high-pressure synthesis. Mӧssbauer studies have shown…”
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Critical character of the field dependence of giant values of converse piezoelectric moduli in polycrystalline relaxor ferroelectric 0.675Pb(Mg1/3Nb2/3)O3-0.325PbTiO3 by Raevski, I. P., Zeng, J., Zhao, K., Ruan, W., Ruan, X., Zheng, L., Xue, S., Li, G., Raevskaya, S. I., Titov, V. V., Malitskaya, M. A., Erofeeva, E. A., Kolosov, S. I.

“…Temperature and field dependences of dielectric permittivity ε and unipolar electric field-induced strain S of the 0.675Pb(Mg 1/3 Nb 2/3 )O 3 −0.325PbTiO 3…”
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Superspin glass phase and hierarchy of interactions in multiferroic PbFe1/2Sb1/2O3: an analog of ferroelectric relaxors? by Laguta, V V, Stephanovich, V A, Savinov, M, Marysko, M, Kuzian, R O, Kondakova, I V, Olekhnovich, N M, Pushkarev, A V, Radyush, Yu V, Raevski, I P, Raevskaya, S I, Prosandeev, S A

“…We have fabricated new perovskite multiferroic PbFe Sb O3 with a high degree (up to 0.9) of chemical ordering and unexpectedly high-temperature magnetic…”
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Dielectric and impedance studies of (Pb1−xCax)(Fe0.5Nb0.5)O3 dielectric ceramics by Puri, Maalti, Bahel, Shalini, Raevski, I. P., Narang, Sukhleen Bindra

“…Ceramic samples of (Pb 1−x Ca x )(Fe 0.5 Nb 0.5 )O 3 with x = 0.20, 0.40, 0.45, 0.50, 0.55 and 0.60 were obtained by columbite precursor method. All the…”
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Anisotropy of the piezoelectric properties of the domain-engineered pseudotetragonal ferroelectric relaxor-PbTiO3 single crystals by Aleshin, V.I., Raevski, I.P.

“…•Thermodynamic studies of relaxor-PbTiO3 single crystals were performed.•Areas of admissible values of piezoelectric moduli for 12 crystals were determined.•It…”
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Nonlinear optical studies of the temperature evolution of local asymmetric regions in solid solutions (1-x) PbMg1/3Nb2/3O3-xPbSc1/2Nb1/2O3 by Pugachev, A. M., Zaytseva, I. V., Surovtsev, N. V., Raevski, I. P., Raevskaya, S. I.

“…The temperature dependencies of second harmonic generation (SHG) in (1-x)PMN-xPSN solid solutions (x = 1, 0.35, 0.23, 0.1, 0) are measured. Presence of SHG…”
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Structural, dielectric and electrocaloric properties of (Ba0.85Ca0.15)(Ti0.9Zr0.1−xSnx)O3 ceramics elaborated by sol–gel method by Belkhadir, S., Neqali, A., Amjoud, M., Mezzane, D., Alimoussa, A., Choukri, E., Gagou, Y., Raevski, I., El Marssi, M., Luk’yanchuk, Igor A., Rožič, B., Kutnjak, Z.

“…Ferroelectric ceramics (Ba 0.85 Ca 0.15 )(Ti 0.9 Zr 0.1−x Sn x )O 3 (x = 0.00, 0.02, 0.04, 0.06) were elaborated by sol–gel method. Structural investigation…”
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Evolution of dielectric properties in the (1−x) PbFe0.5Nb0.5O3–xBaFe0.5Nb0.5O3 solid solution system by Raevski, I. P., Titov, V. V., Chen, Haydn, Zakharchenko, I. N., Raevskaya, S. I., Shevtsova, S. I.

“…Temperature dependences of the dielectric permittivity ε of (1− x )PbFe 0.5 Nb 0.5 O 3 -x BaFe 0.5 Nb 0.5 O 3 solid solution ceramics at 100 Hz–1 MHz have been…”
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Studies of ferroelectric and magnetic phase transitions in multiferroic PbFe0.5Ta0.5O3–PbTiO3 solid solution ceramics by Raevski, I. P., Titov, V. V., Malitskaya, M. A., Eremin, E. V., Kubrin, S. P., Blazhevich, A. V., Chen, H., Chou, C.-C., Raevskaya, S. I., Zakharchenko, I. N., Sarychev, D. A., Shevtsova, S. I.

“…Dielectric, X-ray, Mossbauer and magnetization studies of (1 −  x )PbFe 0.5 Ta 0.5 O 3 –( x )PbTiO 3 ceramics with 0 ≤  x  ≤ 0.3 have been carried out to…”
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Dissipation of the charge injected into micro-areas at the sodium niobate film surface by Bunin, M. A., Yorshin, V. A., Miruschenko, M. D., Donchenko, I. A., Pavlenko, A. V., Bunina, O. A., Raevski, I. P.

“…Dissipation of the charge injected into the 0.5 × 0.5 µm 2 surface areas of [100] - oriented 500 nm-thick epitaxial NaNbO 3 film was studied by Kelvin Probe…”
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Formation of Perovskite and Pyrochlore Phases during Mechanochemical Synthesis of Lead Ferroniobate by Gusev, A. A., Raevski, I. P., Isupov, V. P.

“…We have studied the effect of mechanical activation in lead ferroniobate synthesis on the formation of perovskite and pyrochlore phases during both…”
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x,T-phase diagram of PbFe1/2Ta1/2O3-PbTiO3 solid solution by Raevskaya, S. I., Malitskaya, M. A., Sitalo, E. I., Raevski, I. P., Lutokhin, A. G., Zakharov, Y. N., Titov, V. V., Zakharchenko, I. N., Chou, C.-C.

“…x,T-phase diagram of the solid solution of multiferroic PbFe 1/2 Ta 1/2 O 3 with ferroelectric PbTiO 3 for the 0 ≤ x ≤ 0.3 compositional range was plotted for…”
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Effect of Sn on the energy storage performance and electric conduction mechanisms of BCZT ceramic by Belkhadir, S., Khardazi, S., Mezzane, D., Amjoud, M., Shapovalova, O., Laguta, V., Raevski, I., Pushkarova, K., Lukyanchuk, I., El Marssi, M.

“…The B-site-doping method of barium titanate (BaTiO3) is one of the promising route to prepare lead-free materials with enhanced dielectric and piezoelectric…”
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Ions substitution effect on the magnetic phase transition temperature of 0.5BiFeO3-0.5Pb1-xSrxTiO3 multiferroic solid solutions by Raevskaya, S. I., Kubrin, S. P., Zhuang, J., Raevski, I. P., Bikyashev, E. A., Malitskaya, M. A., Zakharchenko, I. N., Titov, V. V.

“…0.5BiFeO 3 -0.5Pb 1-x Sr x TiO 3 (0 ≤ x ≤ 1) solid solution compositions were synthesized using solid phase reactions route from high-purity oxides. Mössbauer…”
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Studies of ferroelectric and magnetic phase transitions in Pb(Fe0.5Nb0.5)1-xCexO3 multiferroic ceramics by Raevskaya, S. I., Titov, V. V., Raevski, I. P., Kubrin, S. P., Chou, C.-C., Shevtsova, S. I., Malitskaya, M. A., Zakharchenko, I. N.

“…Multiferroic Pb(Fe 0.5 Nb 0.5 ) 1-x Ce x O 3 (x = 0.025, 0.05, 0.075, 0.10) ceramic compositions were prepared by solid state synthesis and usual sintering…”
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Ferroelectric Q and antiferroelectric P phases' coexistence and local phase transitions in oxygen-deficient NaNbO3 single crystal: micro-Raman, dielectric and dilatometric studies by Shakhovoy, R. A., Raevskaya, S. I., Shakhovaya, L. A., Suzdalev, D. V., Raevski, I. P., Yuzyuk, Yu. I., Semenchev, A. F., El Marssi, M.

“…Micro‐Raman studies of oxygen‐deficient gray‐colored NaNbO3 single crystals have shown that at room temperature both antiferroelectric P and ferroelectric Q…”
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Control of the degree of compositional ordering of Pb2YbMO6 (M - Nb, Ta) perovskites by means of mechanical activation by Raevski, I. P., Gusev, A. A., Isupov, V. P., Raevskaya, S. I., Titov, V. V., Chen, H.

“…It has been found out that compositional ordering degree of the Yb 3+ and M 5+ (M - Nb, Ta) ions in Pb 2 YbМO 6 ceramics and, correspondingly, both temperature…”
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