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Terahertz emission spectroscopy of laser-induced spin dynamics in TmFeO3 and ErFeO3 orthoferrites

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Terahertz emission spectroscopy of laser-induced spin dynamics in TmFeO3 and ErFeO3 orthoferrites. / Mikhaylovskiy, R. V.; Hendry, E.; Kruglyak, V. V. et al.
In: Physical review B, Vol. 90, No. 18, 184405, 05.11.2014.

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

Harvard

Mikhaylovskiy, RV, Hendry, E, Kruglyak, VV, Pisarev, RV, Rasing, T & Kimel, AV 2014, 'Terahertz emission spectroscopy of laser-induced spin dynamics in TmFeO3 and ErFeO3 orthoferrites', Physical review B, vol. 90, no. 18, 184405. https://doi.org/10.1103/PhysRevB.90.184405

APA

Mikhaylovskiy, R. V., Hendry, E., Kruglyak, V. V., Pisarev, R. V., Rasing, T., & Kimel, A. V. (2014). Terahertz emission spectroscopy of laser-induced spin dynamics in TmFeO3 and ErFeO3 orthoferrites. Physical review B, 90(18), Article 184405. https://doi.org/10.1103/PhysRevB.90.184405

Vancouver

Mikhaylovskiy RV, Hendry E, Kruglyak VV, Pisarev RV, Rasing T, Kimel AV. Terahertz emission spectroscopy of laser-induced spin dynamics in TmFeO3 and ErFeO3 orthoferrites. Physical review B. 2014 Nov 5;90(18):184405. doi: 10.1103/PhysRevB.90.184405

Author

Mikhaylovskiy, R. V. ; Hendry, E. ; Kruglyak, V. V. et al. / Terahertz emission spectroscopy of laser-induced spin dynamics in TmFeO3 and ErFeO3 orthoferrites. In: Physical review B. 2014 ; Vol. 90, No. 18.

Bibtex

@article{a5d024ca22e4463bb140bb94a24b23fa,
title = "Terahertz emission spectroscopy of laser-induced spin dynamics in TmFeO3 and ErFeO3 orthoferrites",
abstract = "Using the examples of laser-induced spin-reorientation phase transitions in TmFeO3 and ErFeO3 orthoferrites, we demonstrate that terahertz emission spectroscopy can obtain novel information about ultrafast laser-induced spin dynamics, which is not accessible by more common all-optical methods. The power of the method is evidenced by the fact that, in addition to the expected quasi-ferromagnetic and quasi-antiferromagnetic modes of the iron sublattices, terahertz emission spectroscopy enables detection of a resonance optically excited at an unexpected frequency of ∼0.3–0.35 THz. By recording how the amplitude and phase of the excited oscillations depend on temperature and applied magnetic field, we show that the unexpected mode has all the features of a spin resonance of the Fe3+ ions. We suggest that it can be assigned to transitions between the multiplet sublevels of the 6A1 ground state of the Fe+3 ions occupying rare-earth positions.",
author = "Mikhaylovskiy, {R. V.} and E. Hendry and Kruglyak, {V. V.} and Pisarev, {R. V.} and Th. Rasing and Kimel, {A. V.}",
year = "2014",
month = nov,
day = "5",
doi = "10.1103/PhysRevB.90.184405",
language = "English",
volume = "90",
journal = "Physical review B",
issn = "1098-0121",
publisher = "AMER PHYSICAL SOC",
number = "18",

}

RIS

TY - JOUR

T1 - Terahertz emission spectroscopy of laser-induced spin dynamics in TmFeO3 and ErFeO3 orthoferrites

AU - Mikhaylovskiy, R. V.

AU - Hendry, E.

AU - Kruglyak, V. V.

AU - Pisarev, R. V.

AU - Rasing, Th.

AU - Kimel, A. V.

PY - 2014/11/5

Y1 - 2014/11/5

N2 - Using the examples of laser-induced spin-reorientation phase transitions in TmFeO3 and ErFeO3 orthoferrites, we demonstrate that terahertz emission spectroscopy can obtain novel information about ultrafast laser-induced spin dynamics, which is not accessible by more common all-optical methods. The power of the method is evidenced by the fact that, in addition to the expected quasi-ferromagnetic and quasi-antiferromagnetic modes of the iron sublattices, terahertz emission spectroscopy enables detection of a resonance optically excited at an unexpected frequency of ∼0.3–0.35 THz. By recording how the amplitude and phase of the excited oscillations depend on temperature and applied magnetic field, we show that the unexpected mode has all the features of a spin resonance of the Fe3+ ions. We suggest that it can be assigned to transitions between the multiplet sublevels of the 6A1 ground state of the Fe+3 ions occupying rare-earth positions.

AB - Using the examples of laser-induced spin-reorientation phase transitions in TmFeO3 and ErFeO3 orthoferrites, we demonstrate that terahertz emission spectroscopy can obtain novel information about ultrafast laser-induced spin dynamics, which is not accessible by more common all-optical methods. The power of the method is evidenced by the fact that, in addition to the expected quasi-ferromagnetic and quasi-antiferromagnetic modes of the iron sublattices, terahertz emission spectroscopy enables detection of a resonance optically excited at an unexpected frequency of ∼0.3–0.35 THz. By recording how the amplitude and phase of the excited oscillations depend on temperature and applied magnetic field, we show that the unexpected mode has all the features of a spin resonance of the Fe3+ ions. We suggest that it can be assigned to transitions between the multiplet sublevels of the 6A1 ground state of the Fe+3 ions occupying rare-earth positions.

U2 - 10.1103/PhysRevB.90.184405

DO - 10.1103/PhysRevB.90.184405

M3 - Journal article

VL - 90

JO - Physical review B

JF - Physical review B

SN - 1098-0121

IS - 18

M1 - 184405

ER -