Origin of the spin Seebeck effect in compensated ferrimagnets

Nature Communications

Volumn 7, Issue , 2016, Pages

  Geprägs, Stephan ^a   Kehlberger, Andreas ^b   Coletta, Francesco Della ^a,c   Qiu, Zhiyong ^d,e   Guo, Er Jia ^b   Schulz, Tomek ^b   Mix, Christian ^b   Meyer, Sibylle ^a,c   Kamra, Akashdeep ^a,f,j   Althammer, Matthias ^a   Huebl, Hans ^a,g   Jakob, Gerhard ^b   Ohnuma, Yuichi ^h,i   Adachi, Hiroto ^e,i   Barker, Joseph ^h   Maekawa, Sadamichi ^e,i   Bauer, Gerrit E W ^d,f,h   Saitoh, Eiji ^d,e,h,i   Gross, Rudolf ^a,c,g   Goennenwein, Sebastian T B ^a,g   Kläui, Mathias ^b   more..

^a WALTHER MEISSNER INSTITUT   (Germany)

^b JOHANNES GUTENBERG UNIVERSITY   (Germany)

^c TECHNICAL UNIVERSITY OF MUNICH   (Germany)

^d TOHOKU UNIVERSITY   (Japan)

^e JAPAN SCIENCE AND TECHNOLOGY AGENCY   (Japan)

^f DELFT UNIVERSITY OF TECHNOLOGY   (Netherlands)

^g NANOSYSTEMS INITIATIVE MUNICH NIM   (Germany)

^h TOHOKU UNIVERSITY   (Japan)

ⁱ JAPAN ATOMIC ENERGY AGENCY   (Japan)

^j UNIVERSITY OF KONSTANZ   (Germany)

more..

Author keywords

[No Author keywords available]

Indexed keywords

GADOLINIUM; HEAVY METAL;

ENERGY FLUX; GADOLINIUM; HEAVY METAL; INTERFACE; IRON; MAGNETIC PROPERTY; TEMPERATURE EFFECT;

ACCELERATION; ARTICLE; CRYSTALLOGRAPHY; ELECTRIC POTENTIAL; ENERGY TRANSFER; FERRIMAGNET; FILM; HYSTERESIS; MAGNET; MAGNETIC FIELD; MAGNETOMETRY; ROOM TEMPERATURE; SPIN SEEBECK EFFECT; TEMPERATURE DEPENDENCE; THICKNESS;

EID: 84957535213     PISSN: None     EISSN: 20411723     Source Type: Journal    
DOI: 10.1038/ncomms10452     Document Type: Article

References (27)

1. Uchida, K. et al. Observation of the spin Seebeck effect. Nature 455, 778-781 (2008).
2. 4. Appl. Phys. Lett. 97, 262504 (2010).
3. Xiao, J., Bauer, G. E. W., Uchida, K., Saitoh, E. & Maekawa, S. Theory of magnon-driven spin Seebeck effect. Phys. Rev. B 81, 214418 (2010).
4. Bauer, G. E. W., Saitoh, E. & van Wees, B. J. Spin caloritronics. Nat. Mater. 11, 391-399 (2012).
5. Ohnuma, Y., Adachi, H., Saitoh, E. & Maekawa, S. Spin Seebeck effect in antiferromagnets and compensated ferrimagnets. Phys. Rev. B 87, 014423 (2013).
6. Kehlberger, A. et al. Length scale of the spin Seebeck effect. Phys. Rev. Lett. 115, 096602 (2015).
7. Schreier, M. et al. Magnon, phonon, and electron temperature profiles and the spin Seebeck effect in magnetic insulator/normal metal hybrid structures. Phys. Rev. B 88, 094410 (2013).
8. Siegel, G., Prestgard, M. C., Teng, S. & Tiwari, A. Robust longitudinal spin-Seebeck effect in Bi-YIG thin films. Sci. Rep. 4, 4429 (2014).
9. Sandweg, C. W. et al. Spin pumping by parametrically excited exchange magnons. Phys. Rev. Lett. 106, 216601 (2011).
10. Tikhonov, K. S., Sinova, J. & Finkel'stein, A. M. Spectral non-uniform temperature and non-local heat transfer in the spin Seebeck effect. Nat. Commun. 4, 1945 (2013).
11. Agrawal, M. et al. Direct measurement of magnon temperature: new insight into magnon-phonon coupling in magnetic insulators. Phys. Rev. Lett. 111, 107204 (2013).
12. Agrawal, M. et al. Role of bulk-magnon transport in the temporal evolution of the longitudinal spin-Seebeck effect. Phys. Rev. B 89, 224414 (2014).
13. Roschewsky, N. et al. Time resolved spin Seebeck effect experiments. Appl. Phys. Lett. 104, 202410 (2014).
14. Kirihara, A. et al. Spin-current-driven thermoelectric coating. Nat. Mater. 11, 686-689 (2012).
15. Adachi, H., Ohe, J.-i., Takahashi, S. & Maekawa, S. Linear-response theory of spin Seebeck effect in ferromagnetic insulators. Phys. Rev. B 83, 094410 (2011).
16. Harris, A. B. Spin-wave spectra of yttrium and gadolinium iron garnet. Phys. Rev. 132, 2398-2409 (1963).
17. Cherepanov, V., Kolokolov, I. & L'vov, V. The saga of YIG: Spectra, thermodynamics, interaction and relaxation of magnons in a complex magnet. Phys. Rep. 229, 81-144 (1993).
18. Belov, K. P. Ferrimagnets with a 'weak' magnetic sublattice. Phys. Usp. 39, 623-634 (1996).
19. Pauthenet, R. Spontaneous magnetization of some garnet ferrites and the aluminum substituted garnet ferrites. J. Appl. Phys. 29, 253-255 (1958).
20. 12 in the compensation point region. Solid State Commun. 73, 243-246 (1990).
21. Dionne, G. F. Magnetic oxides (Springer, 2009).
22. Sawatzky, E. & Kay, E. Some magnetic and structural properties of epitaxial garnet films prepared by rf sputtering. J. Appl. Phys. 40, 1460-1462 (1969).
23. Schreier, M. et al. Current heating induced spin Seebeck effect. Appl. Phys. Lett. 103, 242404 (2013).
24. Schreier, M. et al. Sign of inverse spin hall voltages generated by ferromagnetic resonance and temperature gradients in yttrium iron garnet platinum bilayers. J. Phys. D Appl. Phys. 48, 025001 (2015).
25. Ostorero, J., Le Gall, H., Guillot, M. & Marchand, A. Faraday effect in gadolinium iron garnet. IEEE Trans. Magn. 22, 1242-1244 (1986).
26. Guo, E.-J., Kehlberger, A., Cramer, J., Jakob, G. & Kläui, M. Origin of the thickness-dependent low-temperature enhancement of spin Seebeck effect in YIG films. Preprint at http://arxiv.org/abs/1506.06037 (2015).
27. Uchida, K., Kikkawa, T., Miura, A., Shiomi, J. & Saitoh, E. Quantitative temperature dependence of longitudinal spin Seebeck effect at high temperatures. Phys. Rev. X 4, 041023 (2014).