Zobrazeno 1 - 10 of 72 pro vyhledávání: '"V N, Kushnir"'
1
Akademický článek
SPECTRUMS OF SUPERCONDUCTING STATES AND TRIPLET EFFECTS IN SUPERCONDUCTOR/FERROMAGNET MULTILAYERS
Autor: V. N. Kushnir
Publikováno v: Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 7-8, Pp 38-42 (2019)
We report the results of studies of triplet superconductivity in structures with alternating superconductor and ferromagnet layers, as a part of the general problem of the properties of the spectra of superconductivity states depending on the magneti
Externí odkaz: https://doaj.org/article/51f18b77c56f414b88ec7e752a6d51a5
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2
Akademický článek
STATES OF THE SPIN SWITCHES ON THE BASE OF SUPERCONDUCTOR/FERROMAGNET MULTILAYERED STRUCTURES
Autor: V. N. Kushnir
Publikováno v: Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 8, Pp 40-46 (2019)
The critical temperatures and wave functions of superconducting critical states in the superconductor/ferromagnet structures have investigated on the base of Usadel equation formalism for full configuration sets of spin quantization axes parallel or
Externí odkaz: https://doaj.org/article/5734b8f6e4144339bc39484f75d14d39
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3
Akademický článek
PARAMETRIC SPIN-VALVE EFFECT IN THE NB/HO STRUCTURES
Autor: V. N. Kushnir
Publikováno v: Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 4, Pp 5-9 (2019)
In the formalism of equations of the diffusive limit of the microscopic theory of superconductivity, the results of experimental investigations of the spin-valve effect in epitaxial Nb/Ho structures are explained. The mechanism of the “quasi-metal
Externí odkaz: https://doaj.org/article/0f07f4d3f00a43b396b12e2a5acaef99
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4
Akademický článek
TRIPLET EFFECT AND THE SUPERCONDUCTIVITY STATES IN THE MULTILAYERED SUPERCONDUCTOR/FERROMAGNET STRUCTURES
Autor: V. N. Kushnir
Publikováno v: Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 3, Pp 18-23 (2019)
The precise matrix solution of the linearized Usadel equations for the multilayered Superconductor/Ferromagnet structures has given for arbitrary in-plane magnetization vectors of ferromagnet layers and an arbitrary layer number.
Externí odkaz: https://doaj.org/article/b92c0003b0a84fffacfb556bef27a271
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5
Akademický článek
Superconducting film in the external periodic magnetic field
Autor: V. N. Kushnir, S. L. Prischepa
Publikováno v: Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 8, Pp 81-87 (2019)
The elementary model of the superconducting state of a thin film in the nonuniform external magnetic field is developed. In the diffusive limit of the superconductivity microscopic theory, the problem of the critical amplitude of the periodic externa
Externí odkaz: https://doaj.org/article/310fa21b910d4188b3ae0631797eaa72
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7
Phonon softening in nanostructured phonon–mediated superconductors (review)
Autor: S L Prischepa, V N Kushnir
Publikováno v: Journal of Physics: Condensed Matter. 35:313003
Various aspects of phonon spectrum changes in nanostructured phonon-mediated superconductors are considered. It is shown how, with the development of experimental techniques and, accordingly, obtaining new results, the understanding of the influence
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a27b6e7e219e6134a946b8f38eac3bce
https://doi.org/10.1088/1361-648x/acc6ae
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8
Proximity Effect in a Superconducting Triplet Spin Valve S1/F1/S2/F2
Autor: M. Yu. Kupriyanov, Alexandre Avraamovitch Golubov, V. N. Kushnir, R. G. Deminov, R.R. Gaifullin, Lenar Tagirov
Publikováno v: Physics of the Solid State, 61(9), 1535-1538. Maik Nauka-Interperiodica Publishing
Сritical temperatures of multilayer structures of the superconductor/ferromagnet/ferromagnet (S/F/F) type are obtained using the matrix method for solving the linearized Usadel equations. The influence of an additional superconductor layer on the ef
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bd7fba694b1defa02ae4e391d8ab647e
https://doi.org/10.1134/s1063783419090063
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9
Superconducting critical temperature and softening of the phonon spectrum in ultrathin nb- and nbn/graphene hybrids
Autor: Ivan A. Svito, V. N. Kushnir, Mindaugas Andrulevičius, Mikhail M. Mikhalik, Ivan Komissarov, A. L. Danilyuk, Carmine Attanasio, Carla Cirillo, Serghej L. Prischepa, Veronika Granata, N. G. Kovalchuk
Superconductivity is studied in hybrids consisting of ultrathin superconducting film/few layer graphene. Two different superconductors were used at this purpose, Nb and NbN. An increase of the superconducting critical temperature, Tc, is observed whe
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::56b7f3f76fb1f66c89214eed89861d99
http://hdl.handle.net/11386/4774483
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10
Superconducting order parameter nucleation and critical currents in the presence of weak stray fields in superconductor/insulator/ferromagnet hybrids
Autor: Serghej L. Prischepa, Carla Cirillo, V. N. Kushnir, Carmine Attanasio, M. Trezza
Publikováno v: Coatings, Vol 11, Iss 507, p 507 (2021)
Coatings
Volume 11
Issue 5
The stray fields produced by ferromagnetic layers in Superconductor/Insulator/Ferromagnet (S/I/F) heterostructures may strongly influence their superconducting properties. Suitable magnetic configurations can be exploited to manipulate the main param
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::73ef9dc79e73f3d669f84ef09dc05673
http://hdl.handle.net/11386/4770103
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