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Investigation of magnetic droplet solitons using x-ray holography with extended references

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Investigation of magnetic droplet solitons using x-ray holography with extended references. / Burgos-Parra, E.; Bukin, N.; Sani, S.; Figueroa, A. I.; Beutier, G.; Dupraz, M.; Chung, S.; Dürrenfeld, P.; Le, Q. Tuan; Mohseni, S. M.; Houshang, A.; Cavill, S. A.; Hicken, R. J.; Åkerman, J.; van der Laan, G.; Ogrin, F. Y.

In: Scientific Reports, Vol. 8, No. 1, 11533, 01.12.2018.

Research output: Contribution to journalArticle

Harvard

Burgos-Parra, E, Bukin, N, Sani, S, Figueroa, AI, Beutier, G, Dupraz, M, Chung, S, Dürrenfeld, P, Le, QT, Mohseni, SM, Houshang, A, Cavill, SA, Hicken, RJ, Åkerman, J, van der Laan, G & Ogrin, FY 2018, 'Investigation of magnetic droplet solitons using x-ray holography with extended references', Scientific Reports, vol. 8, no. 1, 11533. https://doi.org/10.1038/s41598-018-29856-y

APA

Burgos-Parra, E., Bukin, N., Sani, S., Figueroa, A. I., Beutier, G., Dupraz, M., ... Ogrin, F. Y. (2018). Investigation of magnetic droplet solitons using x-ray holography with extended references. Scientific Reports, 8(1), [11533]. https://doi.org/10.1038/s41598-018-29856-y

Vancouver

Burgos-Parra E, Bukin N, Sani S, Figueroa AI, Beutier G, Dupraz M et al. Investigation of magnetic droplet solitons using x-ray holography with extended references. Scientific Reports. 2018 Dec 1;8(1). 11533. https://doi.org/10.1038/s41598-018-29856-y

Author

Burgos-Parra, E. ; Bukin, N. ; Sani, S. ; Figueroa, A. I. ; Beutier, G. ; Dupraz, M. ; Chung, S. ; Dürrenfeld, P. ; Le, Q. Tuan ; Mohseni, S. M. ; Houshang, A. ; Cavill, S. A. ; Hicken, R. J. ; Åkerman, J. ; van der Laan, G. ; Ogrin, F. Y. / Investigation of magnetic droplet solitons using x-ray holography with extended references. In: Scientific Reports. 2018 ; Vol. 8, No. 1.

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@article{ac861b2aa620457baa1de34371c2e663,
title = "Investigation of magnetic droplet solitons using x-ray holography with extended references",
abstract = "A dissipative magnetic soliton, or magnetic droplet, is a structure that has been predicted to exist within a thin magnetic layer when non-linearity is balanced by dispersion, and a driving force counteracts the inherent damping of the spin precession. Such a soliton can be formed beneath a nano-contact (NC) that delivers a large spin-polarized current density into a magnetic layer with perpendicular magnetic anisotropy. Although the existence of droplets has been confirmed from electrical measurements and by micromagnetic simulations, only a few attempts have been made to directly observe the magnetic landscape that sustains these structures, and then only for a restricted set of experimental parameter values. In this work we use and x-ray holography technique HERALDO, to image the magnetic structure of the [Co/Ni]x4 multilayer within a NC orthogonal pseudo spin-valve, for different range of magnetic fields and injected electric currents. The magnetic configuration imaged at −33 mA and 0.3 T for devices with 90 nm NC diameter reveals a structure that is within the range of current where the droplet soliton exist based on our electrical measurements and have it is consistent with the expected size of the droplet (∼100 nm diameter) and its spatial position within the sample. We also report the magnetisation configurations observed at lower DC currents in the presence of fields (0–50 mT), where it is expected to observe regimes of the unstable droplet formation.",
author = "E. Burgos-Parra and N. Bukin and S. Sani and Figueroa, {A. I.} and G. Beutier and M. Dupraz and S. Chung and P. D{\"u}rrenfeld and Le, {Q. Tuan} and Mohseni, {S. M.} and A. Houshang and Cavill, {S. A.} and Hicken, {R. J.} and J. {\AA}kerman and {van der Laan}, G. and Ogrin, {F. Y.}",
note = "{\circledC} The Author(s) 2018",
year = "2018",
month = "12",
day = "1",
doi = "10.1038/s41598-018-29856-y",
language = "English",
volume = "8",
journal = "Scientific Reports",
issn = "2045-2322",
publisher = "Springer Nature",
number = "1",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Investigation of magnetic droplet solitons using x-ray holography with extended references

AU - Burgos-Parra, E.

AU - Bukin, N.

AU - Sani, S.

AU - Figueroa, A. I.

AU - Beutier, G.

AU - Dupraz, M.

AU - Chung, S.

AU - Dürrenfeld, P.

AU - Le, Q. Tuan

AU - Mohseni, S. M.

AU - Houshang, A.

AU - Cavill, S. A.

AU - Hicken, R. J.

AU - Åkerman, J.

AU - van der Laan, G.

AU - Ogrin, F. Y.

N1 - © The Author(s) 2018

PY - 2018/12/1

Y1 - 2018/12/1

N2 - A dissipative magnetic soliton, or magnetic droplet, is a structure that has been predicted to exist within a thin magnetic layer when non-linearity is balanced by dispersion, and a driving force counteracts the inherent damping of the spin precession. Such a soliton can be formed beneath a nano-contact (NC) that delivers a large spin-polarized current density into a magnetic layer with perpendicular magnetic anisotropy. Although the existence of droplets has been confirmed from electrical measurements and by micromagnetic simulations, only a few attempts have been made to directly observe the magnetic landscape that sustains these structures, and then only for a restricted set of experimental parameter values. In this work we use and x-ray holography technique HERALDO, to image the magnetic structure of the [Co/Ni]x4 multilayer within a NC orthogonal pseudo spin-valve, for different range of magnetic fields and injected electric currents. The magnetic configuration imaged at −33 mA and 0.3 T for devices with 90 nm NC diameter reveals a structure that is within the range of current where the droplet soliton exist based on our electrical measurements and have it is consistent with the expected size of the droplet (∼100 nm diameter) and its spatial position within the sample. We also report the magnetisation configurations observed at lower DC currents in the presence of fields (0–50 mT), where it is expected to observe regimes of the unstable droplet formation.

AB - A dissipative magnetic soliton, or magnetic droplet, is a structure that has been predicted to exist within a thin magnetic layer when non-linearity is balanced by dispersion, and a driving force counteracts the inherent damping of the spin precession. Such a soliton can be formed beneath a nano-contact (NC) that delivers a large spin-polarized current density into a magnetic layer with perpendicular magnetic anisotropy. Although the existence of droplets has been confirmed from electrical measurements and by micromagnetic simulations, only a few attempts have been made to directly observe the magnetic landscape that sustains these structures, and then only for a restricted set of experimental parameter values. In this work we use and x-ray holography technique HERALDO, to image the magnetic structure of the [Co/Ni]x4 multilayer within a NC orthogonal pseudo spin-valve, for different range of magnetic fields and injected electric currents. The magnetic configuration imaged at −33 mA and 0.3 T for devices with 90 nm NC diameter reveals a structure that is within the range of current where the droplet soliton exist based on our electrical measurements and have it is consistent with the expected size of the droplet (∼100 nm diameter) and its spatial position within the sample. We also report the magnetisation configurations observed at lower DC currents in the presence of fields (0–50 mT), where it is expected to observe regimes of the unstable droplet formation.

UR - http://www.scopus.com/inward/record.url?scp=85050962853&partnerID=8YFLogxK

U2 - 10.1038/s41598-018-29856-y

DO - 10.1038/s41598-018-29856-y

M3 - Article

VL - 8

JO - Scientific Reports

T2 - Scientific Reports

JF - Scientific Reports

SN - 2045-2322

IS - 1

M1 - 11533

ER -