Search Results - "Porokhonskyy, V"

Separation of piezoelectric grain resonance and domain wall dispersion in Pb(Zr,Ti)O3 ceramics by Porokhonskyy, V., Jin, Li, Damjanovic, D.

“…We report on the experimental investigation of a high-frequency (1 MHz–1.8 GHz) dielectric dispersion in unpoled and poled Pb(Zr,Ti)O3 ceramics. Two…”
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Lattice dynamics and dielectric response of undoped, soft and hard PbZr0.42Ti0.58O3 by Buixaderas, E., Nuzhnyy, D., Vaněk, P., Gregora, I., Petzelt, J., Porokhonskyy, V., Jin, Li, Damjanović, D.

“…In this study, ceramic samples of lead zirconate titanate Pb(Zr 0.42 Ti 0.58 )O 3 (PZT 42/58) doped with Fe (hard) and Nb (soft) were studied by Raman,…”
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Dielectric relaxation in tetragonal tungsten bronze ceramics by Hornebecq, V, Elissalde, C, Porokhonskyy, V, Bovtun, V, Petzelt, J, Gregora, I, Maglione, M, Ravez, J

“…Ferroelectric tantalates with the tetragonal tungsten bronze (TTB) type structure were studied over a wide frequency range from 10 2 to 10 9 Hz. Complementary…”
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Comment on "Thermal glass transition beyond the Vogel-Fulcher-Tammann behavior for glass forming diglycidylether of bisphenol A" by Rivera, A, Blochowicz, T, Porokhonskyy, V, Rössler, E A

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Broadband dielectric spectroscopy of (1−x)BiScO3–xPbTiO3 piezoelectrics by Porokhonskyy, V., Kamba, S., Pashkin, A., Savinov, M., Petzelt, J., Eitel, R. E., Randall, C. A.

“…Dielectric spectra of high-temperature piezoelectric (1−x)BiScO3–xPbTiO3 of composition near the morphotropic phase boundary (x≅0.64) were investigated in the…”
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Influence of Porosity on the Dielectric Response and Central-Mode Dynamics in PbZrO3 Ceramics by Ostapchuk, T., Petzelt, J., Rychetský, I., Porokhonskyy, V., Malič, B., Kosec, M., Vilarinho, P.

“…Dielectric response of two types of nominally pure hot-pressed PbZrO 3 ceramics (PZ1 and PZ2) of similar density (97-98%) was studied in the 1 MHz-1 GHz and…”
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Separation of piezoelectric grain resonance and domain wall dispersionin Pb ( Zr , Ti ) O 3 ceramics by Porokhonskyy, V., Jin, Li, Damjanovic, D.

“…We report on the experimental investigation of a high-frequency (1 MHz-1.8 GHz) dielectric dispersion in unpoled and poled Pb ( Zr , Ti ) O 3 ceramics. Two…”
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Tetragonal Tungsten Bronzes in Ba(M 2+ 1/3 Nb 2/3 )O 3 Microwave Ceramics by Ovchar, O., Durilin, D., Belous, A., Porokhonskyy, V., Jancar, B., Kolodiazhnyi, T.

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Tetragonal Tungsten Bronzes in Ba(M2+ 1/3Nb2/3)O3 Microwave Ceramics by Ovchar, O., Durilin, D., Belous, A., Porokhonskyy, V., Jancar, B., Kolodiazhnyi, T.

“…For the first time, the dielectric properties of the 9:1:7 TTB phases Ba 9 M 2+ Nb 14 O 45 (M = Co, Mg, Zn) which form in Ba-deficient high-Q perovskite…”
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Tetragonal Tungsten Bronzes in Ba(M^sup 2+^ ^sub 1/3^Nb^sub 2/3^)O^sub 3^ Microwave Ceramics by Ovchar, O, Durilin, D, Belous, A, Porokhonskyy, V, Jancar, B, Kolodiazhnyi, T

“…For the first time, the dielectric properties of the 9:1:7 TTB phases ... (M = Co, Mg, Zn) which form in Ba-deficient high-Q perovskite niobates Ba... have…”
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Structure of the dielectric spectrum of relaxor ferroelectrics by Bovtun, Viktor, Petzelt, Jan, Porokhonskyy, Viktor, Kamba, Stanislav, Yakimenko, Yuri

“…Wide range dielectric response (10–10 14Hz) of three relaxor ferroelectrics: PMN, PLZT and PST is analyzed. The common features are: low phonon contribution to…”
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Lattice dynamics and dielectric response of undoped, soft and hard PbZr 0.42 Ti 0.58 O 3 by Buixaderas, E., Nuzhnyy, D., Vaněk, P., Gregora, I., Petzelt, J., Porokhonskyy, V., Jin, Li, Damjanović, D.

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Lattice dynamics and dielectric response of undoped, soft and hard PbZr^sub 0.42^Ti^sub 0.58^O^sub 3 by Buixaderas, E, Nuzhnyy, D, Vanek, P, Gregora, I, Petzelt, J, Porokhonskyy, V, Jin, Li, Damjanovic, D

“…In this study, ceramic samples of lead zirconate titanate Pb(Zr...Ti...)O... (PZT 42/58) doped with Fe (hard) and Nb (soft) were studied by Raman, infrared…”
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Ferroelastic phase in SrBi2Ta2O9 and study of the ferroelectric phase-transition dynamics by Kamba, S., Pokorný, J., Porokhonskyy, V., Petzelt, J., Moret, M. P., Garg, A., Barber, Z. H., Zallen, R.

“…Polarized microscope observation of ferroelastic domains in a SrBi2Ta2O9 (SBT) single crystal reveals the presence of domains up to Tc1≃770 K, which supports…”
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Broad-band dielectric response of doped incipient ferroelectrics by Bovtun, Viktor, Porokhonskyy, Viktor, Savinov, Maxim, Pashkin, Alexej, Zelezny, Vladimir, Petzelt, Jan

“…Broad-band dielectric responses (10 2–10 14 Hz) of Sr 1-1.5 x Bi x TiO 3 ( x=0.0067÷0.133) ceramics and K 1- x Li x TaO 3 ( x=0.050÷14) single crystals are…”
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Broad-band dielectric spectroscopy of Ba $\scriptstyle \mathsf {}$ 2NaNb $\scriptstyle \mathsf {}$ 5O $\scriptstyle \mathsf {}$ 15 single crystal by Buixaderas, E., Porokhonskyy, V., Paskhin, A., Savinov, M., Petzelt, J.

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Influence of Porosity on the Dielectric Response and Central-Mode Dynamics in PbZrO 3 Ceramics by Ostapchuk, T., Petzelt, J., Rychetský, I., Porokhonskyy, V., Malič, B., Kosec, M., Vilarinho, P.

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Broad-band dielectric spectroscopy of SrTiO 3 : Bi ceramics by Porokhonskyy, V., Pashkin, A., Bovtun, V., Petzelt, J., Savinov, M., Samoukhina, P., Ostapchuk, T., Pokorný, J., Avdeev, M., Kholkin, A., Vilarinho, P.

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