Law of approach to magnetic saturation in nanocrystalline and amorphous ferromagnets with improved transition behavior between power-law regimes

SV Komogortsev, RS Iskhakov - Journal of Magnetism and Magnetic …, 2017 - Elsevier
New law of the approach to magnetic saturation is proposed based on scaling in
ferromagnets with random magnetic anisotropy. This law is consistent with the known laws …

Magnetic microstructure of amorphous, nanocrystalline, and nanophase ferromagnets

RS Iskhakov, SV Komogortsev - The Physics of Metals and Metallography, 2011 - Springer
The magnetic microstructure of nanostructured ferromagnets is represented by an ensemble
of stochastic magnetic domains—regions with dimensions of the length of magnetic …

AC Hopping Conductance in Nanocomposite Films with Ferromagnetic Alloy Nanoparticles in a PbZrTiO3 Matrix

TN Koltunowicz, P Zukowski, O Boiko, A Saad… - Journal of Electronic …, 2015 - Springer
In this work, the temperature and frequency dependences of the real part of the admittance
[σ (f, T)] of annealed nanocomposite films containing Co 45 Fe 45 Zr 10-based nanoparticles …

Fractal dimension effect on the magnetization curves of exchange-coupled clusters of magnetic nanoparticles

SV Komogortsev, RS Iskhakov, VA Fel'k - Journal of Experimental and …, 2019 - Springer
The effect of the fractal dimension of exchange-coupled clusters of magnetic nanoparticles
on their magnetization curves is predicted by scaling estimates. These predictions form the …

Multilayer nanogranular films (Co40Fe40B20) 50 (SiO2) 50/α-Si: H and (Co40Fe40B20) 50 (SiO2) 50/SiO2: magnetic properties

SV Komogortsev, EA Denisova, RS Iskhakov… - Journal of Applied …, 2013 - pubs.aip.org
Magnetic properties of multilayers, consisting of nanogranular (Co 40 Fe 40 B 20) 50 (SiO 2)
50 layers as thin as magnetic granule diameter alternating the α-Si: H or SiO 2 layers and …

Enhancement of negative capacitance effect in (CoFeZr) x (CaF2)(100− x) nanocomposite films deposited by ion beam sputtering in argon and oxygen atmosphere

TN Koltunowicz, P Zhukowski, V Bondariev… - Journal of Alloys and …, 2014 - Elsevier
The paper presents frequency f and temperature T p dependences of phase shift angle Θ,
admittance σ and capacitance C p for the as-deposited and annealed (CoFeZr) x (CaF …

Magnetic anisotropy in multilayer nanogranular films (Co40Fe40B20) 50 (SiO2) 50/α-Si: H

EA Denisova, SV Komogortsev, RS Iskhakov… - Journal of Magnetism …, 2017 - Elsevier
Macroscopic and local magnetic anisotropy of [CoFeB-SiO 2/α-Si: H] 60 multilayer films was
studied in comparison with that for the thick CoFeB-SiO 2 granular films. The volume fraction …

The exchange interaction effects on magnetic properties of the nanostructured CoPt particles

SV Komogortsev, RS Iskhakov, AA Zimin… - Journal of Magnetism …, 2016 - Elsevier
Various manifestations of the exchange interaction effects in magnetization curves of the
CoPt nanostructured particles are demonstrated and discussed. The inter-grain exchange …

Percolation phenomena in Cux (SiOy) 100-x nanocomposite films produced by ion beam-sputtering

TN Koltunowicz, PV Zukowski, K Czarnacka, IA Svito… - 2015 - elib.bsu.by
In this paper the results of examinations of nanocomposites Cux (SiOy) 100􀀀 x produced by
ion beam sputtering using argon ions were presented. The examinations were performed by …

Ferromagnetic resonance and magnetic microstructure in nanocomposite films of Co x (SiO 2) 1− x and (CoFeB) x (SiO 2) 1− x

RS Iskhakov, EA Denisova, SV Komogortsev… - Physics of the Solid …, 2010 - Springer
This paper reports on the results of the investigation of the relation between the magnetic
microstructure and ferromagnetic resonance (FMR) in ferromagnetic metal-insulator …