Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Stukova Elena"'
Publikováno v:
St. Petersburg Polytechnical University Journal: Physics and Mathematics, Vol 16, Iss 3 (2023)
In the paper, nanocomposites based on diisopropylammonium iodide (DIPAI.) and Al2O3 nanoparticles (sized 100 nm) have been synthesized with varying a volume fraction of the latter (0.05, 0.10, 0.20). Temperature dependences of the permittivity and a
Externí odkaz:
https://doaj.org/article/2403e909f28944c8a5d8dd0d51e01752
Publikováno v:
St. Petersburg Polytechnical University Journal: Physics and Mathematics, Vol 16, Iss 2 (2023)
In order to make material with improved properties, nanocomposites based on nanoporous Al2O3 films (having different pore sizes) filled with ferroelectric, namely, caesium nitrate CsNO3, have been fabricated, and their electrophysical charactistics h
Externí odkaz:
https://doaj.org/article/5d1f8c02a2724ae9995c0fe09bdcd785
Publikováno v:
St. Petersburg Polytechnical University Journal: Physics and Mathematics, Vol 15, Iss 3 (2022)
In the paper, the temperature dependences of the differential thermal analysis signal, permittivity, and amplitude of the third harmonic of the (KNO3)1–х/Snx composites have been studied. It was shown that the temperature of the α → β phase tr
Externí odkaz:
https://doaj.org/article/86e209bdd94a49308fd070d974029ed0
Publikováno v:
St. Petersburg Polytechnical University Journal: Physics and Mathematics, Vol 15, Iss 1 (2022)
Some samples of the (KNO3)1–х/(CsNO3)x composite with different x values have been prepared, and their temperature dependences of the differential thermal analysis signal, of the dielectric constant, and the amplitude of the third harmonic (to fin
Externí odkaz:
https://doaj.org/article/80916707b93b488b92906daecf1e9dfc
Publikováno v:
St. Petersburg Polytechnical University Journal: Physics and Mathematics, Vol 14, Iss 2 (2021)
The paper presents the results of studies of the linear and nonlinear dielectric properties of (R) -3-quinuclidinol embedded in porous aluminum oxide with a pore size of 300 nm, in comparison with the properties of bulk (R) -3-quinuclidinol. A decrea
Externí odkaz:
https://doaj.org/article/8adc7a607c504ae998bc1aa78ef76912
Autor:
Stukova Elena, Baryshnikov Sergey
Publikováno v:
St. Petersburg Polytechnical University Journal: Physics and Mathematics, Vol 13, Iss 3 (2020)
The paper presents the results of studies of the dielectric properties of (DIPAC)1-x/(PbTiO3)x composites with a volume fraction of lead titanate in composite x from 0.10 to 0.40. It was shown that the addition of lead titanate to diisopropylammonium
Externí odkaz:
https://doaj.org/article/f36256d46247402b934586ef12afdaa4
Publikováno v:
St. Petersburg Polytechnical University Journal: Physics and Mathematics, Vol 12, Iss 4 (2019)
The results of a study of linear and nonlinear dielectric properties, as well as calorimetric measurements of a ferroelectric composite (C6H16NBr)1-x/(PbTiO3)x with a volume fraction of lead titanate particles in a composite x = 0.1, 0.2, 0.3, are pr
Externí odkaz:
https://doaj.org/article/0b2dcc454ee9451c8df4a1aa329fe34e
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С целью создания материала с улучшенными сегнетоэлектрическими свойствами были изготовлены нанокомпозиты на основе нанопористых плен
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::df2fd50613a00ba34a3a7cae86f9b9f8
Исследованы температурные зависимости сигнала дифференциального термического анализа, диэлектрической проницаемости и амплитуды тре
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::22724becac81e984335382e7401250ed