Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Oleksandr Fedorchuk"'
Autor:
Maksym Popov, Yuzan Xiong, Igor Zavislyak, Hryhorii Chumak, Oleksandr Fedorchuk, Sujoy Saha, Rao Bidthanapally, Hongwei Qu, Michael R. Page, Gopalan Srinivasan
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-10 (2023)
Abstract This work is on the design, fabrication and characterization of a hexagonal ferrite band-pass filter that can be tuned either with a magnetic field or an electric field. The filter operation is based on a straight-edge Y-type hexagonal ferri
Externí odkaz:
https://doaj.org/article/a4252b0f1d1442fa9f9a00441b30a751
Publikováno v:
Heliyon, Vol 9, Iss 4, Pp e15392- (2023)
La0.67LixTi1-xAlxO3 were synthesized using the sol-gel Pechini route. Ceramic samples were sintered in the temperature range of 1240–1300 °C in the air atmosphere. It was found that in the concentration range of 0.05 ≤ x 104 at frequencies up to
Externí odkaz:
https://doaj.org/article/8677d38000ee480e948bd3615ecae244
Autor:
Tetiana Plutenko, Oleg V'yunov, Oleksandr Fedorchuk, Sergii Solopan, Maksim Plutenko, Boris Khomenko
Publikováno v:
Ukrainian Chemistry Journal. 88:16-28
Solid solutions of nickel-zinc ferrites ZnxNi1-xFe2O4 were synthesized by two different methods: synthesis in microemulsions and by stepwise precipitation. The properties of the resulted nano-sized particles synthesized by two different methods were
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ff94c516a241314a4fd1b6242d7dfbce
https://doi.org/10.33609/2708-129x.88.07.2022.16-28
https://doi.org/10.33609/2708-129x.88.07.2022.16-28
Autor:
Tetiana Plutenko, Oleg V'yunov, Anatolii Belous, Oleksandr Fedorchuk, Oleg Yanchevskii, Yuriy Stupin
Publikováno v:
2022 IEEE 41st International Conference on Electronics and Nanotechnology (ELNANO).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::04b689cc5ab288ba91e7cfa28bb53f6d
https://doi.org/10.1109/elnano54667.2022.9926992
https://doi.org/10.1109/elnano54667.2022.9926992
Publikováno v:
2022 IEEE 41st International Conference on Electronics and Nanotechnology (ELNANO).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0b06fd74e1be7865abc9f9f11d88f4c3
https://doi.org/10.1109/elnano54667.2022.9926761
https://doi.org/10.1109/elnano54667.2022.9926761
Two types of high-temperature materials based on ferroelectric solid solutions with a high dielectric constant (ε > 1000) in a wide temperature and frequency range were developed. In dielectric materials (1-x)BaTiO3–xNa0.5Bi0.5TiO3 (0.05 ≤ x ≤
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3339e734b02c924ef9f4b9e2afcc6a27
Publikováno v:
Ukrainian Journal of Applied Economics. 5:289-295
Introduction. Adapting the agricultural sector of the economy to the conditions and requirements of the European Union is a complex and controversial process. Due to the natural and economic peculiarities of agriculture, its long-term internal and ex
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6a9b7391e26ebb93bea35c3611d7f197
https://doi.org/10.36887/2415-8453-2020-2-34
https://doi.org/10.36887/2415-8453-2020-2-34
Publikováno v:
Ukrainian Chemistry Journal. 85:16-23
Nanoscaled particles of nickel-zinc ferrites solid solutions were synthesized by the method of precipitation from aqueous solutions, as initial reagents were used nitrates solutions, namely Fe(NO3)3, Ni(NO3)2 and Zn(NO3)3. Cylindrical composite reson
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::82bf4487e522c2c94edee2cae092a75a
https://doi.org/10.33609/0041-6045.85.7.2019.16-23
https://doi.org/10.33609/0041-6045.85.7.2019.16-23
Autor:
V. M. Kalita, Sergii Solopan, Anatolii Belous, M. M. Kulyk, Oleksandr Fedorchuk, V.O. Zamorskyi, S. M. Ryabchenko, Alexandr Tovstolytkin
Publikováno v:
Journal of Magnetism and Magnetic Materials. 473:422-427
Effect of zinc substitution on magnetic properties and AC heating characteristics of Ni1−xZnxFe2O4 (x = 0–1) nanoparticles has been studied. Magnetic parameters, such as saturation magnetization, Curie temperature, specific loss power, have been
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c5c9140f6abfb70c9e7f6508d870f850
https://doi.org/10.1016/j.jmmm.2018.10.075
https://doi.org/10.1016/j.jmmm.2018.10.075
Publikováno v:
Journal of Magnetism and Magnetic Materials. 469:398-404
The 3D printing compatible technology of “ferrite – nonmagnetic dielectric” composite structures preparation was proposed. Composite resonant elements for applications in the centimeter range of microwave frequencies comprising nonmagnetic diel
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5bd55e62ee50c5518a5ea263da74c312
https://doi.org/10.1016/j.jmmm.2018.09.006
https://doi.org/10.1016/j.jmmm.2018.09.006