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Ultrafast kinetics of the antiferromagnetic-ferromagnetic phase transition in FeRh

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Ultrafast kinetics of the antiferromagnetic-ferromagnetic phase transition in FeRh. / Li, G.; Medapalli, R.; Mentink, J. H. et al.
In: Nature Communications, Vol. 13, No. 1, 2998, 30.05.2022.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Li, G, Medapalli, R, Mentink, JH, Mikhaylovskiy, RV, Blank, TGH, Patel, SKK, Zvezdin, AK, Rasing, T, Fullerton, EE & Kimel, AV 2022, 'Ultrafast kinetics of the antiferromagnetic-ferromagnetic phase transition in FeRh', Nature Communications, vol. 13, no. 1, 2998. https://doi.org/10.1038/s41467-022-30591-2

APA

Li, G., Medapalli, R., Mentink, J. H., Mikhaylovskiy, R. V., Blank, T. G. H., Patel, S. K. K., Zvezdin, A. K., Rasing, T., Fullerton, E. E., & Kimel, A. V. (2022). Ultrafast kinetics of the antiferromagnetic-ferromagnetic phase transition in FeRh. Nature Communications, 13(1), Article 2998. https://doi.org/10.1038/s41467-022-30591-2

Vancouver

Li G, Medapalli R, Mentink JH, Mikhaylovskiy RV, Blank TGH, Patel SKK et al. Ultrafast kinetics of the antiferromagnetic-ferromagnetic phase transition in FeRh. Nature Communications. 2022 May 30;13(1):2998. doi: 10.1038/s41467-022-30591-2

Author

Li, G. ; Medapalli, R. ; Mentink, J. H. et al. / Ultrafast kinetics of the antiferromagnetic-ferromagnetic phase transition in FeRh. In: Nature Communications. 2022 ; Vol. 13, No. 1.

Bibtex

@article{f4851d8b3d0d4febb4ee7cdb6e52dd5b,
title = "Ultrafast kinetics of the antiferromagnetic-ferromagnetic phase transition in FeRh",
abstract = "Abstract: Understanding how fast short-range interactions build up long-range order is one of the most intriguing topics in condensed matter physics. FeRh is a test specimen for studying this problem in magnetism, where the microscopic spin-spin exchange interaction is ultimately responsible for either ferro- or antiferromagnetic macroscopic order. Femtosecond laser excitation can induce ferromagnetism in antiferromagnetic FeRh, but the mechanism and dynamics of this transition are topics of intense debates. Employing double-pump THz emission spectroscopy has enabled us to dramatically increase the temporal detection window of THz emission probes of transient states without sacrificing any loss of resolution or sensitivity. It allows us to study the kinetics of emergent ferromagnetism from the femtosecond up to the nanosecond timescales in FeRh/Pt bilayers. Our results strongly suggest a latency period between the initial pump-excitation and the emission of THz radiation by ferromagnetic nuclei.",
keywords = "Article, /639/301/119/2793, /639/301/119/1001, /639/925/357/997, /140/125, /128, /132/122, article",
author = "G. Li and R. Medapalli and Mentink, {J. H.} and Mikhaylovskiy, {R. V.} and Blank, {T. G. H.} and Patel, {S. K. K.} and Zvezdin, {A. K.} and Th. Rasing and Fullerton, {E. E.} and Kimel, {A. V.}",
year = "2022",
month = may,
day = "30",
doi = "10.1038/s41467-022-30591-2",
language = "English",
volume = "13",
journal = "Nature Communications",
issn = "2041-1723",
publisher = "Nature Publishing Group",
number = "1",

}

RIS

TY - JOUR

T1 - Ultrafast kinetics of the antiferromagnetic-ferromagnetic phase transition in FeRh

AU - Li, G.

AU - Medapalli, R.

AU - Mentink, J. H.

AU - Mikhaylovskiy, R. V.

AU - Blank, T. G. H.

AU - Patel, S. K. K.

AU - Zvezdin, A. K.

AU - Rasing, Th.

AU - Fullerton, E. E.

AU - Kimel, A. V.

PY - 2022/5/30

Y1 - 2022/5/30

N2 - Abstract: Understanding how fast short-range interactions build up long-range order is one of the most intriguing topics in condensed matter physics. FeRh is a test specimen for studying this problem in magnetism, where the microscopic spin-spin exchange interaction is ultimately responsible for either ferro- or antiferromagnetic macroscopic order. Femtosecond laser excitation can induce ferromagnetism in antiferromagnetic FeRh, but the mechanism and dynamics of this transition are topics of intense debates. Employing double-pump THz emission spectroscopy has enabled us to dramatically increase the temporal detection window of THz emission probes of transient states without sacrificing any loss of resolution or sensitivity. It allows us to study the kinetics of emergent ferromagnetism from the femtosecond up to the nanosecond timescales in FeRh/Pt bilayers. Our results strongly suggest a latency period between the initial pump-excitation and the emission of THz radiation by ferromagnetic nuclei.

AB - Abstract: Understanding how fast short-range interactions build up long-range order is one of the most intriguing topics in condensed matter physics. FeRh is a test specimen for studying this problem in magnetism, where the microscopic spin-spin exchange interaction is ultimately responsible for either ferro- or antiferromagnetic macroscopic order. Femtosecond laser excitation can induce ferromagnetism in antiferromagnetic FeRh, but the mechanism and dynamics of this transition are topics of intense debates. Employing double-pump THz emission spectroscopy has enabled us to dramatically increase the temporal detection window of THz emission probes of transient states without sacrificing any loss of resolution or sensitivity. It allows us to study the kinetics of emergent ferromagnetism from the femtosecond up to the nanosecond timescales in FeRh/Pt bilayers. Our results strongly suggest a latency period between the initial pump-excitation and the emission of THz radiation by ferromagnetic nuclei.

KW - Article

KW - /639/301/119/2793

KW - /639/301/119/1001

KW - /639/925/357/997

KW - /140/125

KW - /128

KW - /132/122

KW - article

U2 - 10.1038/s41467-022-30591-2

DO - 10.1038/s41467-022-30591-2

M3 - Journal article

VL - 13

JO - Nature Communications

JF - Nature Communications

SN - 2041-1723

IS - 1

M1 - 2998

ER -