About this Journal Submit a Manuscript Table of Contents
Advances in Condensed Matter Physics
Volume 2012 (2012), Article ID 105253, 8 pages
http://dx.doi.org/10.1155/2012/105253
Research Article

On the Travelling Wave Solution for the Current-Driven Steady Domain Wall Motion in Magnetic Nanostrips under the Influence of Rashba Field

1Department of Matter Physics and Electronic Engineering, University of Messina, V.le F. Stagno D’Alcontres 31, 98166 Messina, Italy
2Department of Science for Engineering and Architecture, University of Messina, Contrada Di Dio, 98166 Messina, Italy

Received 31 March 2012; Revised 17 May 2012; Accepted 19 May 2012

Academic Editor: Roberto Zivieri

Copyright © 2012 Vito Puliafito and Giancarlo Consolo. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. J. C. Slonczewski, “Current-driven excitation of magnetic multilayers,” Journal of Magnetism and Magnetic Materials, vol. 159, no. 1-2, pp. L1–L7, 1996. View at Scopus
  2. L. Berger, “Emission of spin waves by a magnetic multilayer traversed by a current,” Physical Review B, vol. 54, no. 13, pp. 9353–9358, 1996. View at Scopus
  3. A. N. Slavin and P. Kabos, “Approximate theory of microwave generation in a current-driven magnetic nanocontact magnetized in an arbitrary direction,” IEEE Transactions on Magnetics, vol. 41, no. 4, pp. 1264–1273, 2005. View at Publisher · View at Google Scholar · View at Scopus
  4. G. Finocchio, O. Ozatay, L. Torres, M. Carpentieri, G. Consolo, and B. Azzerboni, “Micromagnetic modeling of magnetization reversal in nano-scale point contact devices,” IEEE Transactions on Magnetics, vol. 43, no. 6, pp. 2938–2940, 2007. View at Publisher · View at Google Scholar · View at Scopus
  5. G. Consolo and V. Puliafito, “Analytical and micromagnetic study of nonlinear amplitude modulation in spintronic modulators,” IEEE Transactions on Magnetics, vol. 46, no. 6, Article ID 5467373, pp. 2063–2066, 2010. View at Publisher · View at Google Scholar · View at Scopus
  6. X. Zhu and J. G. Zhu, “Bias-field-free microwave oscillator driven by perpendicularly polarized spin current,” IEEE Transactions on Magnetics, vol. 42, pp. 2670–2672, 2006. View at Publisher · View at Google Scholar
  7. V. Puliafito, B. Azzerboni, G. Consolo, G. Finocchio, L. Torres, and L. L. Diaz, “Micromagnetic modeling of nanocontact spin-torque oscillators with perpendicular anisotropy at zero bias field,” IEEE Transactions on Magnetics, vol. 44, no. 11, pp. 2512–2515, 2008. View at Publisher · View at Google Scholar · View at Scopus
  8. N. Vernier, D. A. Allwood, D. Atkinson, M. D. Cooke, and R. P. Cowburn, “Domain wall propagation in magnetic nanowires by spin-polarized current injection,” Europhysics Letters, vol. 65, no. 4, pp. 526–532, 2004. View at Publisher · View at Google Scholar · View at Scopus
  9. D. A. Allwood, G. Xiong, C. C. Faulkner, D. Atkinson, D. Petit, and R. P. Cowburn, “Magnetic domain-wall logic,” Science, vol. 309, no. 5741, pp. 1688–1692, 2005. View at Publisher · View at Google Scholar · View at Scopus
  10. A. Thiaville, Y. Nakatani, J. Miltat, and Y. Suzuki, “Micromagnetic understanding of current-driven domain wall motion in patterned nanowires,” Europhysics Letters, vol. 69, no. 6, pp. 990–996, 2005. View at Publisher · View at Google Scholar · View at Scopus
  11. A. Mougin, M. Cormier, J. P. Adam, P. J. Metaxas, and J. Ferré, “Domain wall mobility, stability and Walker breakdown in magnetic nanowires,” Europhysics Letters, vol. 78, no. 5, Article ID 57007, 2007. View at Publisher · View at Google Scholar · View at Scopus
  12. A. Manchon and S. Zhang, “Theory of spin torque due to spin-orbit coupling,” Physical Review B - Condensed Matter and Materials Physics, vol. 79, no. 9, Article ID 094422, 2009. View at Publisher · View at Google Scholar · View at Scopus
  13. K. Obata and G. Tatara, “Current-induced domain wall motion in Rashba spin-orbit system,” Physical Review B, vol. 77, no. 21, Article ID 214429, 2008. View at Publisher · View at Google Scholar · View at Scopus
  14. I. M. Miron, G. Gaudin, S. Auffret et al., “Current-driven spin torque induced by the Rashba effect in a ferromagnetic metal layer,” Nature Materials, vol. 9, no. 3, pp. 230–234, 2010. View at Publisher · View at Google Scholar · View at Scopus
  15. I. M. Miron, T. Moore, H. Szambolics et al., “Fast current-induced domain-wall motion controlled by the Rashba effect,” Nature Materials, vol. 10, no. 6, pp. 419–423, 2011. View at Publisher · View at Google Scholar · View at Scopus
  16. J. Ryu, S. B. Choe, and H. W. Lee, “Magnetic domain-wall motion in a nanowire: depinning and creep,” Physical Review B, vol. 84, Article ID 075469, 2011.
  17. E. Martinez, “The influence of the Rashba field on the current-induced domain wall dynamics: a full micromagnetic analysis, including surface roughness and thermal effects,” Journal of Applied Physics, vol. 111, Article ID 07D302, 2012.
  18. E. Martinez, “Micromagnetic analysis of the Rashba field on current-induced domain wall propagation,” Journal of Applied Physics, vol. 111, Article ID 033901, 2012.
  19. P. Podio-Guidugli and G. Tomassetti, “On the steady motions of a flat domain wall in a ferromagnet,” European Physical Journal B, vol. 26, no. 2, pp. 191–198, 2002. View at Publisher · View at Google Scholar · View at Scopus
  20. G. Consolo, C. Currò, E. Martinez, and G. Valenti, “Mathematical modeling and numerical simulation of domain wall motion in magnetic nanostrips with crystallographic defects,” Applied Mathematical Modelling, vol. 36, no. 10, pp. 4876–4886, 2012. View at Publisher · View at Google Scholar · View at Scopus
  21. G. Consolo and E. Martinez, “The effect of dry friction on domain wall dynamics: a micromagnetic study,” Journal of Applied Physics, vol. 111, Article ID 07D312, 3 pages, 2012. View at Publisher · View at Google Scholar
  22. G. Consolo and G. Valenti, “Travelling wave solutions of the one-dimensional extended Landau-Lifshitz-Gilbert equation with nonlinear dry and viscous dissipations,” Acta Applicandae Mathematicae, 2012. View at Publisher · View at Google Scholar
  23. L. D. Landau and E. Lifshitz, “On the theory of the dispersion of magnetic permeability in ferromagnetic bodies,” Physikalische Zeitschrift der Sowietunion, vol. 8, pp. 153–169, 1935.
  24. W. F. Brown, Micromagnetics, Krieger, Huntington, NY, USA, 1963.