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Lattice dynamics in FeSi measured by inelastic x-ray scattering. / Valkovskiy, G. A.; Mistonov, A. A.; Smirnov, M. B.; Grigoriev, S. V.

In: Journal of Physics Condensed Matter, Vol. 31, No. 26, 265402, 03.07.2019.

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

Harvard

Valkovskiy, GA, Mistonov, AA, Smirnov, MB & Grigoriev, SV 2019, 'Lattice dynamics in FeSi measured by inelastic x-ray scattering', Journal of Physics Condensed Matter, vol. 31, no. 26, 265402. https://doi.org/10.1088/1361-648X/ab132b

APA

Valkovskiy, G. A., Mistonov, A. A., Smirnov, M. B., & Grigoriev, S. V. (2019). Lattice dynamics in FeSi measured by inelastic x-ray scattering. Journal of Physics Condensed Matter, 31(26), [265402]. https://doi.org/10.1088/1361-648X/ab132b

Vancouver

Valkovskiy GA, Mistonov AA, Smirnov MB, Grigoriev SV. Lattice dynamics in FeSi measured by inelastic x-ray scattering. Journal of Physics Condensed Matter. 2019 Jul 3;31(26). 265402. https://doi.org/10.1088/1361-648X/ab132b

Author

Valkovskiy, G. A. ; Mistonov, A. A. ; Smirnov, M. B. ; Grigoriev, S. V. / Lattice dynamics in FeSi measured by inelastic x-ray scattering. In: Journal of Physics Condensed Matter. 2019 ; Vol. 31, No. 26.

BibTeX

@article{62c4bebd5cb445b39060023828599061,
title = "Lattice dynamics in FeSi measured by inelastic x-ray scattering",
abstract = "The phonon dispersion of FeSi was measured by inelastic x-ray scattering. The study of its temperature evolution in the range of 100 K-300 K showed that the phonon modes soften to a different extent. The phonons exhibiting specifically strong softening were revealed to belong to the weakly dispersive optical branch. At the same time, the calculations of the lattice dynamics of FeSi suggest that this branch corresponds mainly to the atomic displacements that change the Fe-Fe nearest neighbor distance. It points to the role of the Fe-Fe interaction in the phonon softening.",
keywords = "FeSi, Inelastic x-ray scattering, Interatomic distances, Phonon, inelastic x-ray scattering, phonon, interatomic distances",
author = "Valkovskiy, {G. A.} and Mistonov, {A. A.} and Smirnov, {M. B.} and Grigoriev, {S. V.}",
year = "2019",
month = jul,
day = "3",
doi = "10.1088/1361-648X/ab132b",
language = "English",
volume = "31",
journal = "Journal of Physics Condensed Matter",
issn = "0953-8984",
publisher = "IOP Publishing Ltd.",
number = "26",

}

RIS

TY - JOUR

T1 - Lattice dynamics in FeSi measured by inelastic x-ray scattering

AU - Valkovskiy, G. A.

AU - Mistonov, A. A.

AU - Smirnov, M. B.

AU - Grigoriev, S. V.

PY - 2019/7/3

Y1 - 2019/7/3

N2 - The phonon dispersion of FeSi was measured by inelastic x-ray scattering. The study of its temperature evolution in the range of 100 K-300 K showed that the phonon modes soften to a different extent. The phonons exhibiting specifically strong softening were revealed to belong to the weakly dispersive optical branch. At the same time, the calculations of the lattice dynamics of FeSi suggest that this branch corresponds mainly to the atomic displacements that change the Fe-Fe nearest neighbor distance. It points to the role of the Fe-Fe interaction in the phonon softening.

AB - The phonon dispersion of FeSi was measured by inelastic x-ray scattering. The study of its temperature evolution in the range of 100 K-300 K showed that the phonon modes soften to a different extent. The phonons exhibiting specifically strong softening were revealed to belong to the weakly dispersive optical branch. At the same time, the calculations of the lattice dynamics of FeSi suggest that this branch corresponds mainly to the atomic displacements that change the Fe-Fe nearest neighbor distance. It points to the role of the Fe-Fe interaction in the phonon softening.

KW - FeSi

KW - Inelastic x-ray scattering

KW - Interatomic distances

KW - Phonon

KW - inelastic x-ray scattering

KW - phonon

KW - interatomic distances

UR - http://www.scopus.com/inward/record.url?scp=85065808126&partnerID=8YFLogxK

U2 - 10.1088/1361-648X/ab132b

DO - 10.1088/1361-648X/ab132b

M3 - Article

C2 - 30909178

AN - SCOPUS:85065808126

VL - 31

JO - Journal of Physics Condensed Matter

JF - Journal of Physics Condensed Matter

SN - 0953-8984

IS - 26

M1 - 265402

ER -

ID: 42872116