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The exchange interaction effects on magnetic properties of the nanostructured CoPt particles. / Komogortsev, S. V.; Iskhakov, R. S.; Zimin, A. A. et al.

In: Journal of Magnetism and Magnetic Materials, Vol. 401, 01.03.2016, p. 236-241.

Research output: Contribution to journal › Article › peer-review

Harvard

Komogortsev, SV, Iskhakov, RS, Zimin, AA, Filatov, EY, Korenev, SV, Shubin, YV, Chizhik, NA, Yurkin, GY & Eremin, EV 2016, 'The exchange interaction effects on magnetic properties of the nanostructured CoPt particles', Journal of Magnetism and Magnetic Materials, vol. 401, pp. 236-241. https://doi.org/10.1016/j.jmmm.2015.10.041

APA

Komogortsev, S. V., Iskhakov, R. S., Zimin, A. A., Filatov, E. Y., Korenev, S. V., Shubin, Y. V., Chizhik, N. A., Yurkin, G. Y., & Eremin, E. V. (2016). The exchange interaction effects on magnetic properties of the nanostructured CoPt particles. Journal of Magnetism and Magnetic Materials, 401, 236-241. https://doi.org/10.1016/j.jmmm.2015.10.041

Vancouver

Komogortsev SV, Iskhakov RS, Zimin AA, Filatov EY, Korenev SV, Shubin YV et al. The exchange interaction effects on magnetic properties of the nanostructured CoPt particles. Journal of Magnetism and Magnetic Materials. 2016 Mar 1;401:236-241. doi: 10.1016/j.jmmm.2015.10.041

Author

Komogortsev, S. V. ; Iskhakov, R. S. ; Zimin, A. A. et al. / The exchange interaction effects on magnetic properties of the nanostructured CoPt particles. In: Journal of Magnetism and Magnetic Materials. 2016 ; Vol. 401. pp. 236-241.

BibTeX

@article{db6117d6ef8b495ba91ac492b08ecc72,
title = "The exchange interaction effects on magnetic properties of the nanostructured CoPt particles",
abstract = "Various manifestations of the exchange interaction effects in magnetization curves of the CoPt nanostructured particles are demonstrated and discussed. The inter-grain exchange constant A in the sponge-like agglomerates of crystallites is estimated as A=(7±1) pJ/m from the approach magnetization to saturation curves that is in good agreement with A=(6.6±0.5) pJ/m obtained from Bloch T 3/2 law. The fractal dimensionality of the exchange coupled crystallite system in the porous media of the disordered CoPt alloy d=(2.60±0.18) was estimated from the approach magnetization to saturation curve. Coercive force decreases with temperature as Hc~T 3/2 which is assumed to be a consequence of the magnetic anisotropy energy reduction due to the thermal spin wave excitations in the investigated CoPt particles.",
author = "Komogortsev, {S. V.} and Iskhakov, {R. S.} and Zimin, {A. A.} and Filatov, {E. Yu} and Korenev, {S. V.} and Shubin, {Yu V.} and Chizhik, {N. A.} and Yurkin, {G. Yu} and Eremin, {E. V.}",
year = "2016",
month = mar,
day = "1",
doi = "10.1016/j.jmmm.2015.10.041",
language = "English",
volume = "401",
pages = "236--241",
journal = "Journal of Magnetism and Magnetic Materials",
issn = "0304-8853",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - The exchange interaction effects on magnetic properties of the nanostructured CoPt particles

AU - Komogortsev, S. V.

AU - Iskhakov, R. S.

AU - Zimin, A. A.

AU - Filatov, E. Yu

AU - Korenev, S. V.

AU - Shubin, Yu V.

AU - Chizhik, N. A.

AU - Yurkin, G. Yu

AU - Eremin, E. V.

PY - 2016/3/1

Y1 - 2016/3/1

N2 - Various manifestations of the exchange interaction effects in magnetization curves of the CoPt nanostructured particles are demonstrated and discussed. The inter-grain exchange constant A in the sponge-like agglomerates of crystallites is estimated as A=(7±1) pJ/m from the approach magnetization to saturation curves that is in good agreement with A=(6.6±0.5) pJ/m obtained from Bloch T 3/2 law. The fractal dimensionality of the exchange coupled crystallite system in the porous media of the disordered CoPt alloy d=(2.60±0.18) was estimated from the approach magnetization to saturation curve. Coercive force decreases with temperature as Hc~T 3/2 which is assumed to be a consequence of the magnetic anisotropy energy reduction due to the thermal spin wave excitations in the investigated CoPt particles.

AB - Various manifestations of the exchange interaction effects in magnetization curves of the CoPt nanostructured particles are demonstrated and discussed. The inter-grain exchange constant A in the sponge-like agglomerates of crystallites is estimated as A=(7±1) pJ/m from the approach magnetization to saturation curves that is in good agreement with A=(6.6±0.5) pJ/m obtained from Bloch T 3/2 law. The fractal dimensionality of the exchange coupled crystallite system in the porous media of the disordered CoPt alloy d=(2.60±0.18) was estimated from the approach magnetization to saturation curve. Coercive force decreases with temperature as Hc~T 3/2 which is assumed to be a consequence of the magnetic anisotropy energy reduction due to the thermal spin wave excitations in the investigated CoPt particles.

UR - http://www.scopus.com/inward/record.url?scp=84944811232&partnerID=8YFLogxK

U2 - 10.1016/j.jmmm.2015.10.041

DO - 10.1016/j.jmmm.2015.10.041

M3 - Article

AN - SCOPUS:84944811232

VL - 401

SP - 236

EP - 241

JO - Journal of Magnetism and Magnetic Materials

JF - Journal of Magnetism and Magnetic Materials

SN - 0304-8853

ER -

ID: 25402875