Modification of perpendicular magnetic anisotropy and domain wall velocity in Pt/Co/Pt by voltage-induced strain

Scientific Reports

Volumn 5, Issue , 2015, Pages

  Shepley, P M ^a   Rushforth, A W ^b   Wang, M ^b   Burnell, G ^a   Moore, T A ^a  

^a UNIVERSITY OF LEEDS   (United Kingdom)

^b UNIVERSITY OF NOTTINGHAM   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84923079196     PISSN: None     EISSN: 20452322     Source Type: Journal    
DOI: 10.1038/srep07921     Document Type: Article

References (35)

1. Fukami, S. et al. Low-current perpendicular domain wall motion cell for scalable high-speed MRAM. Symp. on VLSI Tech. 230 (2009).
2. Miron, I. M. et al. Fast current-induced domain-wall motion controlled by the Rashba effect. Nature Mater. 10, 419-423 (2011).
3. Emori, S., Bauer, U., Ahn, S.-M., Martinez, E. & Beach, G. S. D. Current-driven dynamics of chiral ferromagnetic domain walls. Nature Mater. 12, 611-616 (2013).
4. Ryu, K.-S., Thomas, L., Yang, S.-H. & Parkin, S. Chiral spin torque at magnetic domain walls. Nature Nanotech. 8, 527-533 (2013).
5. Wang, K. L., Alzate, J. G. & Khalili Amiri, P. Low-power non-volatile spintronic memory: STT-RAM and beyond. J. Phys. D 46, 074003 (2013).
6. Jung, S.-W., Kim, W., Lee, T.-D., Lee, K.-J. &Lee, H.-W. Current-induced domain wall motion in a nanowire with perpendicular magnetic anisotropy. Appl. Phys. Lett. 92, 202508 (2008).
7. Boulle, O., Malinowski, G. & Kläui, M. Current-induced domain wall motion in nanoscale ferromagnetic elements. Mat. Sci. Eng. R 72, 159-187 (2011).
8. Schellekens, a. J., van den Brink, a., Franken, J. H., Swagten, H. J. M. & Koopmans, B. Electric-field control of domain wall motion in perpendicularly magnetized materials. Nat. Commun. 3, 847 (2012).
9. Bauer, U., Emori, S. & Beach, G. S. D. Voltage-controlled domain wall traps in ferromagnetic nanowires. Nature Nanotech. 8, 411-416 (2013).
10. Bernand-Mantel, A. et al. Electric-field control of domain wall nucleation and pinning in a metallic ferromagnet. Appl. Phys. Lett. 102, 122406 (2013).
11. Franken, J. H. et al. Voltage-gated pinning in a magnetic domain-wall conduit. Appl. Phys. Lett. 103, 102411 (2013).
12. Lee, J.-W., Shin, S.-C. & Kim, S.-K. Spin engineering of CoPd alloy films via the inverse piezoelectric effect. Appl. Phys. Lett. 82, 2458 (2003).
13. Weiler, M. et al. Voltage controlled inversion of magnetic anisotropy in a ferromagnetic thin film at room temperature. New J. Phys. 11, 013021 (2009).
14. Kim, J.-H., Ryu, K.-S., Jeong, J.-W. & Shin, S.-C. Large converse magnetoelectric coupling effect at room temperature in CoPd/PMN-PT (001) heterostructure. Appl. Phys. Lett. 97, 252508 (2010).
15. Lei, N. et al. Magnetization reversal assisted by the inverse piezoelectric effect in Co-Fe-B/ferroelectric multilayers. Phys. Rev. B 84, 012404 (2011).
16. Parkes, D. E. et al. Non-volatile voltage control of magnetization and magnetic domain walls in magnetostrictive epitaxial thin films. Appl. Phys. Lett. 101, 072402 (2012).
17. Lahtinen, T. H. E., Franke, K. J. A. & van Dijken, S. Electric-field control of magnetic domain wall motion and local magnetization reversal. Sci. Rep. 2, 258 (2012).
18. Lei, N. et al. Strain-controlled magnetic domain wall propagation in hybrid piezoelectric/ferromagnetic structures. Nat. Commun. 4, 1378 (2013).
19. Yang, Y. T. et al. Electric field control of magnetic properties in CoPt/Pb(Mg1/3Nb2/3)O3-PbTiO3 heterostructure at room temperature. Appl. Phys. Lett. 103, 082404 (2013).
20. Parkes, D. E. et al. Magnetostrictive thin films for microwave spintronics. Sci. Rep. 3, 2220 (2013).
21. De Ranieri, E. et al. Piezoelectric control of the mobility of a domain wall driven by adiabatic and non-adiabatic torques. Nature Mater. 12, 808-14 (2013).
22. Zhukov, A., Blanco, J. M., Ipatov, M., Chizhik, A. & Zhukova, V. Manipulation of domain wall dynamics in amorphous microwires through the magnetoelastic anisotropy. Nanoscale Res. Lett. 7, 223 (2012).
23. Zhukov, A., Talaat, A., Ipatov, M., Blanco, J. M. & Zhukova, V. Tailoring of magnetic properties and GMI effect of Co-rich amorphous microwires by heat treatment. J. Alloys Comp. 615, 610-615 (2014).
24. Chauve, P., Giamarchi, T. & Le Doussal, P. Creep and depinning in disordered media. Phys. Rev. B 62, 6241-6267 (2000).
25. Lemerle, S. et al. Domain Wall Creep in an Ising Ultrathin Magnetic Film. Phys. Rev. Lett. 80, 849-852 (1998).
26. Metaxas, P. J. et al. Creep and flow regimes of magnetic domain-wall motion in ultrathin Pt/Co/Pt films with perpendicular anisotropy. Phys. Rev. Lett. 99, 217208 (2007).
27. Mihai, A. P. et al. Effect of substrate temperature on the magnetic properties of epitaxial sputter-grown Co/Pt. Appl. Phys. Lett. 103, 262401 (2013).
28. Hrabec, A. et al. Measuring and tailoring the Dzyaloshinskii-Moriya interaction in perpendicularly magnetized thin films. Phys. Rev. B 90, 020402(R) (2014).
29. Gorchon, J. et al. Pinning-Dependent Field-Driven Domain Wall Dynamics and Thermal Scaling in an Ultrathin Pt/Co/Pt. Phys. Rev. Lett. 113, 027205 (2014).
30. Ferrero, E. E., Bustingorry, S., Kolton, A. B. & Rosso, A. Numerical approaches on driven elastic interfaces in random media. C. R. Physique 14, 641-650 (2013).
31. Ferré, J. et al. Universal magnetic domain wall dynamics in the presence of weak disorder. C. R. Physique 14, 651-666 (2013).
32. Rosenblatt, D. P., Karpovski, M. & Gerber, a. Monitoring magnetization reversal and perpendicular anisotropy by the extraordinary Hall effect and anisotropic magnetoresistance. J. Appl. Phys. 108, 043924 (2010).
33. Hashimoto, S., Ochiai, Y. & Aso, K. Perpendicular magnetic anisotropy and magnetostriction of sputtered Co/Pd and Co/Pt multilayered films. J. Appl. Phys. 66, 4909-4916 (1989).
34. Franken, J. H., Hoeijmakers, M., Lavrijsen, R. & Swagten, H. J. M. Domain-wall pinning by local control of anisotropy in Pt/Co/Pt strips. J. Physics: Condens. Matter 24, 024216 (2012).
35. Aboaf, J. A., Herd, S. R. & Klokholm, E. Magnetic properties and structure of cobalt-platinum thin films. IEEE Trans. Magn. 19, 1514-1519 (1983).