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An effective spin model on the honeycomb lattice for the description of magnetic properties in two-dimensional Fe3GeTe2. / Pushkarev, Georgy; Badrtdinov, Danis; Iakovlev, Ilia et al.
In: Journal of Magnetism and Magnetic Materials, Vol. 588, No. Part B, 171456, 01.12.2023.

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@article{17c6e5604e4d42d7bd2b535fcc6f8165,
title = "An effective spin model on the honeycomb lattice for the description of magnetic properties in two-dimensional Fe3GeTe2",
abstract = "FeGeTe attracts significant attention due to technological perspectives of realizing room temperature ferromagnetism in two-dimensional materials. Here we show that due to structural peculiarities of the FeGeTe monolayer, short distance between the neighboring iron atoms induces a strong exchange coupling. This strong coupling allows us to consider them as an effective cluster with a magnetic moment , giving rise to a simplified spin model on a bipartite honeycomb lattice with the reduced number of long-range interactions. The simplified model perfectly reproduces the results of the conventional spin model, but allows for a more tractable description of the magnetic properties of FeGeTe, which is important, e.g., for large-scale simulations. Also, we discuss the role of biaxial strain in the stabilization of ferromagnetic ordering in FeGeTe.",
author = "Georgy Pushkarev and Danis Badrtdinov and Ilia Iakovlev and Vladimir Mazurenko and Alexander Rudenko",
note = "This work was supported by the Russian Science Foundation, Russia, Grant No. 21-72-10136.",
year = "2023",
month = dec,
day = "1",
doi = "10.1016/j.jmmm.2023.171456",
language = "English",
volume = "588",
journal = "Journal of Magnetism and Magnetic Materials",
issn = "0304-8853",
publisher = "Elsevier BV",
number = "Part B",

}

RIS

TY - JOUR

T1 - An effective spin model on the honeycomb lattice for the description of magnetic properties in two-dimensional Fe3GeTe2

AU - Pushkarev, Georgy

AU - Badrtdinov, Danis

AU - Iakovlev, Ilia

AU - Mazurenko, Vladimir

AU - Rudenko, Alexander

N1 - This work was supported by the Russian Science Foundation, Russia, Grant No. 21-72-10136.

PY - 2023/12/1

Y1 - 2023/12/1

N2 - FeGeTe attracts significant attention due to technological perspectives of realizing room temperature ferromagnetism in two-dimensional materials. Here we show that due to structural peculiarities of the FeGeTe monolayer, short distance between the neighboring iron atoms induces a strong exchange coupling. This strong coupling allows us to consider them as an effective cluster with a magnetic moment , giving rise to a simplified spin model on a bipartite honeycomb lattice with the reduced number of long-range interactions. The simplified model perfectly reproduces the results of the conventional spin model, but allows for a more tractable description of the magnetic properties of FeGeTe, which is important, e.g., for large-scale simulations. Also, we discuss the role of biaxial strain in the stabilization of ferromagnetic ordering in FeGeTe.

AB - FeGeTe attracts significant attention due to technological perspectives of realizing room temperature ferromagnetism in two-dimensional materials. Here we show that due to structural peculiarities of the FeGeTe monolayer, short distance between the neighboring iron atoms induces a strong exchange coupling. This strong coupling allows us to consider them as an effective cluster with a magnetic moment , giving rise to a simplified spin model on a bipartite honeycomb lattice with the reduced number of long-range interactions. The simplified model perfectly reproduces the results of the conventional spin model, but allows for a more tractable description of the magnetic properties of FeGeTe, which is important, e.g., for large-scale simulations. Also, we discuss the role of biaxial strain in the stabilization of ferromagnetic ordering in FeGeTe.

UR - http://www.scopus.com/inward/record.url?partnerID=8YFLogxK&scp=85175624154

UR - https://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=tsmetrics&SrcApp=tsm_test&DestApp=WOS_CPL&DestLinkType=FullRecord&KeyUT=001107069300001

U2 - 10.1016/j.jmmm.2023.171456

DO - 10.1016/j.jmmm.2023.171456

M3 - Article

VL - 588

JO - Journal of Magnetism and Magnetic Materials

JF - Journal of Magnetism and Magnetic Materials

SN - 0304-8853

IS - Part B

M1 - 171456

ER -

ID: 47877480