Exchange-field enhancement of superconducting spin pumping. / Jeon, Kun-Rok; Ciccarelli, Chiara; Kurebayashi, Hidekazu; Cohen, Lesley F. ; Montiel, Xavier; Eschrig, Matthias; Komori, Sachio; Robinson, Jason W. A. ; Blamire, Mark G.

In: Physical Review B, Vol. 99, No. 2, 024507, 15.01.2019, p. 1-6.

Research output: Contribution to journalArticle

Published

Standard

Exchange-field enhancement of superconducting spin pumping. / Jeon, Kun-Rok; Ciccarelli, Chiara; Kurebayashi, Hidekazu; Cohen, Lesley F. ; Montiel, Xavier; Eschrig, Matthias; Komori, Sachio; Robinson, Jason W. A. ; Blamire, Mark G.

In: Physical Review B, Vol. 99, No. 2, 024507, 15.01.2019, p. 1-6.

Research output: Contribution to journalArticle

Harvard

Jeon, K-R, Ciccarelli, C, Kurebayashi, H, Cohen, LF, Montiel, X, Eschrig, M, Komori, S, Robinson, JWA & Blamire, MG 2019, 'Exchange-field enhancement of superconducting spin pumping' Physical Review B, vol. 99, no. 2, 024507, pp. 1-6. https://doi.org/10.1103/PhysRevB.99.024507

APA

Jeon, K-R., Ciccarelli, C., Kurebayashi, H., Cohen, L. F., Montiel, X., Eschrig, M., ... Blamire, M. G. (2019). Exchange-field enhancement of superconducting spin pumping. Physical Review B, 99(2), 1-6. [024507]. https://doi.org/10.1103/PhysRevB.99.024507

Vancouver

Jeon K-R, Ciccarelli C, Kurebayashi H, Cohen LF, Montiel X, Eschrig M et al. Exchange-field enhancement of superconducting spin pumping. Physical Review B. 2019 Jan 15;99(2):1-6. 024507. https://doi.org/10.1103/PhysRevB.99.024507

Author

Jeon, Kun-Rok ; Ciccarelli, Chiara ; Kurebayashi, Hidekazu ; Cohen, Lesley F. ; Montiel, Xavier ; Eschrig, Matthias ; Komori, Sachio ; Robinson, Jason W. A. ; Blamire, Mark G. / Exchange-field enhancement of superconducting spin pumping. In: Physical Review B. 2019 ; Vol. 99, No. 2. pp. 1-6.

BibTeX

@article{bb91a8d9c7fa432caf6c486883301480,
title = "Exchange-field enhancement of superconducting spin pumping",
abstract = "A recent ferromagnetic resonance study [Jeon et al., Nat. Mater. 17, 499 (2018)] has reported that spin pumping into a singlet superconductor (Nb) can be greatly enhanced over the normal state when the Nb is coupled to a large spin-orbit-coupling (SOC) spin sink such as Pt. This behavior has been explained in terms of the generation of spin-polarized triplet supercurrents via SOC at the Nb/Pt interface, acting in conjunction with a nonlocally induced magnetic exchange field. Here we report the effect of adding a ferromagnet (Fe) to act as an internal source of an additional exchange field to the adjacent Pt spin sink. This dramatically enhances the spin pumping efficiency in the superconducting state compared with either Pt and Fe separately, demonstrating the critical role of the exchange field in generating superconducting spin currents in the Nb.",
author = "Kun-Rok Jeon and Chiara Ciccarelli and Hidekazu Kurebayashi and Cohen, {Lesley F.} and Xavier Montiel and Matthias Eschrig and Sachio Komori and Robinson, {Jason W. A.} and Blamire, {Mark G.}",
year = "2019",
month = "1",
day = "15",
doi = "10.1103/PhysRevB.99.024507",
language = "English",
volume = "99",
pages = "1--6",
journal = "Physical Review B",
issn = "1098-0121",
publisher = "American Physical Society",
number = "2",

}

RIS

TY - JOUR

T1 - Exchange-field enhancement of superconducting spin pumping

AU - Jeon, Kun-Rok

AU - Ciccarelli, Chiara

AU - Kurebayashi, Hidekazu

AU - Cohen, Lesley F.

AU - Montiel, Xavier

AU - Eschrig, Matthias

AU - Komori, Sachio

AU - Robinson, Jason W. A.

AU - Blamire, Mark G.

PY - 2019/1/15

Y1 - 2019/1/15

N2 - A recent ferromagnetic resonance study [Jeon et al., Nat. Mater. 17, 499 (2018)] has reported that spin pumping into a singlet superconductor (Nb) can be greatly enhanced over the normal state when the Nb is coupled to a large spin-orbit-coupling (SOC) spin sink such as Pt. This behavior has been explained in terms of the generation of spin-polarized triplet supercurrents via SOC at the Nb/Pt interface, acting in conjunction with a nonlocally induced magnetic exchange field. Here we report the effect of adding a ferromagnet (Fe) to act as an internal source of an additional exchange field to the adjacent Pt spin sink. This dramatically enhances the spin pumping efficiency in the superconducting state compared with either Pt and Fe separately, demonstrating the critical role of the exchange field in generating superconducting spin currents in the Nb.

AB - A recent ferromagnetic resonance study [Jeon et al., Nat. Mater. 17, 499 (2018)] has reported that spin pumping into a singlet superconductor (Nb) can be greatly enhanced over the normal state when the Nb is coupled to a large spin-orbit-coupling (SOC) spin sink such as Pt. This behavior has been explained in terms of the generation of spin-polarized triplet supercurrents via SOC at the Nb/Pt interface, acting in conjunction with a nonlocally induced magnetic exchange field. Here we report the effect of adding a ferromagnet (Fe) to act as an internal source of an additional exchange field to the adjacent Pt spin sink. This dramatically enhances the spin pumping efficiency in the superconducting state compared with either Pt and Fe separately, demonstrating the critical role of the exchange field in generating superconducting spin currents in the Nb.

U2 - 10.1103/PhysRevB.99.024507

DO - 10.1103/PhysRevB.99.024507

M3 - Article

VL - 99

SP - 1

EP - 6

JO - Physical Review B

JF - Physical Review B

SN - 1098-0121

IS - 2

M1 - 024507

ER -