MAGNETIC PROPERTIES OF (Ni–Co)@C NANOCOMPOSITES: EFFECT OF CARBON
- Авторлар: Uimin M.A.1, Konev A.S.1, Yermakov A.E.1,2, Novikov S.I.1, Kurmachev I.A.1, Gaviko V.S.1,2, Mikhalev K.N.1, Prokopiev D.A.1, Suvorkova Y.V.1, Makarov V.V.1
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Мекемелер:
- Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences
- Ural Federal University
- Шығарылым: Том 126, № 6 (2025)
- Беттер: 680-688
- Бөлім: ЭЛЕКТРИЧЕСКИЕ И МАГНИТНЫЕ СВОЙСТВА
- URL: https://rjmseer.com/0015-3230/article/view/692728
- DOI: https://doi.org/10.31857/S0015323025060065
- ID: 692728
Дәйексөз келтіру
Аннотация
Nanocomposites (Ni–Co)@C with different Ni:Co ratios and core-shell structure were obtained by gasphase synthesis. Structural and phase analysis of the samples was carried out using X-ray diffraction and
transmission electron microscopy. The size of the metal core of particles, determined from X-ray data, is (7–8) nm, the shell thickness, several nm. Magnetic properties and 59Co NMR spectra were measured before and after annealing at different temperatures. The evolution of properties and NMR spectra with varying cobalt content and as a result of heat treatments is interpreted in the context of changes in the carbon content in the core of composites.
Негізгі сөздер
Авторлар туралы
Mikhail Uimin
Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences
Хат алмасуға жауапты Автор.
Email: uimin@imp.uran.ru
ORCID iD: 0000-0003-3906-8101
Laboratory of Applied Magnetism, leading researcher
Ресей, Ekaterinburg, 620108 RussiaAleksandr Konev
Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences
Email: askonev@gmail.com
Ресей, Ekaterinburg, 620108 Russia
Anatoliy Yermakov
Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences;Ural Federal University
Email: yermakov@imp.uran.ru
Ресей, Ekaterinburg, 620108 Russia;
Ekaterinburg, 620002 Russia
Sergey Novikov
Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences
Email: novikovsi@internet.ru
Ресей, Ekaterinburg, 620108 Russia
Igor Kurmachev
Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences
Email: kiavvvvv@gmail.com
Ресей, Ekaterinburg, 620108 Russia
Vasiliy Gaviko
Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences;Ural Federal University
Email: gaviko@imp.uran.ru
Ресей, Ekaterinburg, 620108 Russia;
Ekaterinburg, 620002 Russia
Konstantin Mikhalev
Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences
Email: mikhalev@imp.uran.ru
Ресей, Ekaterinburg, 620108 Russia
Dmitriy Prokopiev
Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences
Email: prokopev.dima@mail.ru
Ресей, Ekaterinburg, 620108 Russia
Yekaterina Suvorkova
Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences
Email: e.v.suvorkova@mail.ru
Ресей, Ekaterinburg, 620108 Russia
Vladimir Makarov
Institute of Metal Physics, Ural Branch of the Russian Academy of Sciences
Email: makarov@imp.uran.ru
Ресей, Ekaterinburg, 620108 Russia
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