Effect of the oxide layer on current-induced spin-orbit torques in Hf|CoFeB|MgO and Hf|CoFeB|TaOx structures

Applied Physics Letters

Volumn 106, Issue 3, 2015, Pages

  Akyol, Mustafa ^a,b   Alzate, Juan G ^a   Yu, Guoqiang ^a   Upadhyaya, Pramey ^a   Wong, Kin L ^a   Ekicibil, Ahmet ^b   Khalili Amiri, Pedram ^a   Wang, Kang L ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b CUKUROVA UNIVERSITY   (Turkey)

Author keywords

[No Author keywords available]

Indexed keywords

COBALT COMPOUNDS; DAMPING; ELECTRIC POTENTIAL; FERROMAGNETIC MATERIALS; FERROMAGNETISM; HAMILTONIANS; HEAVY METALS; MAGNESIA; MAGNETS; SUPERCONDUCTING MATERIALS;

CURRENT INDUCED SWITCHING; DIFFERENT STRUCTURE; EFFECTIVE FIELD; ELECTRIC TRANSPORT MEASUREMENTS; FERROMAGNETIC LAYERS; FERROMAGNETS; ON CURRENTS; TRILAYER STRUCTURE;

HAFNIUM;

EID: 84923776433     PISSN: 00036951     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.4906352     Document Type: Article

References (38)

1. L. Liu, C.-F. Pai, Y. Li, H. W. Tseng, D. C. Ralph, and R. A. Buhrman, Science 336, 555 (2012). 10.1126/science.1218197
2. G. Yu, P. Upadhyaya, Y. Fan, J. G. Alzate, W. Jiang, K. L. Wong, S. Takei, S. A. Bender, L. T. Chang, Y. Jiang et al., Nat. Nanotechnol. 9, 548 (2014). 10.1038/nnano.2014.94
3. K. L. Wang, J. G. Alzate, and P. K. Amiri, J. Phys. D: Appl. Phys. 46, 074003 (2013). 10.1088/0022-3727/46/7/074003
4. L. Liu, O. J. Lee, T. J. Gudmundsen, D. C. Ralph, and R. A. Buhrman, Phys. Rev. Lett. 109, 096602 (2012). 10.1103/PhysRevLett.109.096602
5. I. M. Miron, K. Garello, G. Gaudin, P.-J. Zermatten, M. V. Costache, S. Auffret, S. Bandiera, B. Rodmacq, A. Schuhl, and P. Gambardella, Nature 476, 189 (2011). 10.1038/nature10309
6. K.-S. Ryu, L. Thomas, S.-H. Yang, and S. Parkin, Nat. Nanotechnol. 8 (7), 527 (2013). 10.1038/nnano.2013.102
7. S. Emori, U. Bauer, S.-M. Ahn, E. Martinez, and G. S. D. Beach, Nat. Mater. 12, 611 (2013). 10.1038/nmat3675
8. I. M. Miron, G. Gaudin, S. Auffret, B. Rodmacq, A. Schuhl, S. Pizzini, J. Vogel, and P. Gambardella, Nat. Mater. 9, 230 (2010). 10.1038/NMAT2613
9. G. Yu, L.-T. Chang, M. Akyol, P. Upadhyaya, C. He, X. Li, K. L. Wong, P. K. Amiri, and K. L. Wang, Appl. Phys. Lett. 105, 102411 (2014). 10.1063/1.4895735
10. Y. K. Kato, R. C. Myers, A. C. Gossard, and D. D. Awschalom, Phys. Rev. Lett. 93, 176601 (2004). 10.1103/PhysRevLett.93.176601
11. D. Awschalom and N. Samarth, Physics 2, 50 (2009). 10.1103/Physics.2.50
12. Y. K. Kato, R. C. Myers, A. C. Gossard, and D. D. Awschalom, Nature 427, 50 (2004). 10.1038/nature02202
13. A. Y. Silov, P. A. Blajnov, J. H. Wolter, R. Hey, K. H. Ploog, and N. S. Averkiev, Appl. Phys. Lett. 85, 5929 (2004). 10.1063/1.1833565
14. S. D. Ganichev, S. N. Danilov, P. Schneider, V. V. Bel'kov, L. E. Golub, W. Wegscheider, D. Weiss, and W. Prettl, J. Magn. Magn. Mater. 300, 127 (2006). 10.1016/j.jmmm.2005.10.048
15. N. P. Stern, S. Ghosh, G. Xiang, M. Zhu, N. Samarth, and D. D. Awschalom, Phys. Rev. Lett. 97, 126603 (2006). 10.1103/PhysRevLett.97.126603
16. L. Meier, G. Salis, I. Shorubalko, E. Gini, S. Schon, and K. Ensslin, Nat. Phys. 3, 650 (2007). 10.1038/nphys675
17. A. Hoffmann, IEEE Trans. Magn. 49, 5172 (2013). 10.1109/TMAG.2013.2262947
18. J. Sinova, D. Culcer, Q. Niu, N. A. Sinitsyn, T. Jungwirth, and A. H. MacDonald, Phys. Rev. Lett. 92, 126603 (2004). 10.1103/PhysRevLett.92.126603
19. J. Kim, J. Sinha, M. Hayashi, M. Yamanouchi, S. Fukami, T. Suzuki, S. Mitani, and H. Ohno, Nat. Mater. 12, 240 (2013). 10.1038/NMAT3522
20. A. V. Khvalkovskiy, V. Cros, D. Apalkov, V. Nikitin, M. Krounbi, K. A. Zvezdin, A. Anane, J. Grollier, and A. Fert, Phys. Rev. B 87, 020402 (2013). 10.1103/PhysRevB.87.020402
21. K. Garello, I. Mihai Miron, C. O. Avci, F. Freimuth, Y. Mokrousov, S. Blugel, S. Auffret, O. Boulle, G. Gaudin, and P. Gambardella, Nat. Nanotechnol. 8, 587 (2013). 10.1038/nnano.2013.145
22. C.-F. Pai, L. Liu, Y. Li, H. W. Tseng, D. C. Ralph, and R. A. Buhrman, Appl. Phys. Lett. 101, 122404 (2012). 10.1063/1.4753947
23. C.-F. Pai, M.-H. Nguyen, C. Belvin, L. H. Vilela-Leão, D. C. Ralph, and R. A. Buhrman, Appl. Phys. Lett. 104, 082407 (2014). 10.1063/1.4866965
24. X. Fan, J. Wu, Y. Chen, M. J. Jerry, H. Zhang, and J. Q. Xiao, Nat. Commun. 4, 1799 (2013). 10.1038/ncomms2709
25. X. Qiu, K. Narayanapillai, Y. Wu, P. Deorani, X. Yin, A. Rusydi, K.-J. Lee, H.-W. Lee, and H. Yang, e-print arXiv:1311.3032.
26. T. Liu, J. W. Cai, and L. Sun, AIP Adv. 2, 032151 (2012). 10.1063/1.4748337
27. U. H. Pi, K. Won Kim, J. Y. Bae, S. C. Lee, Y. J. Cho, K. S. Kim, and S. Seo, Appl. Phys. Lett. 97, 162507 (2010). 10.1063/1.3502596
28. S. Ikeda, K. Miura, H. Yamamoto, K. Mizunuma, H. D. Gan, M. Endo, S. Kanai, J. Hayakawa, F. Matsukura, and H. Ohno, Nat. Mater. 9, 721 (2010). 10.1038/nmat2804
29. D. C. Worledge, G. Hu, D. W. Abraham, J. Z. Sun, P. L. Trouilloud, J. Nowak, S. Brown, M. C. Gaidis, E. J. O'Sullivan, and R. P. Robertazzi, Appl. Phys. Lett. 98, 022501 (2011). 10.1063/1.3536482
30. G. Butti, M. I. Trioni, and H. Ishida, Phys. Rev. B 70, 195425 (2004). 10.1103/PhysRevB.70.195425
31. L. Giordano, F. Cinquini, and G. Pacchioni, Phys. Rev. B 73, 045414 (2006). 10.1103/PhysRevB.73.045414
32. M. Bieletzki, T. Hynninen, T. M. Soini, M. Pivetta, C. R. Henry, A. S. Foster, F. Esch, C. Barth, and U. Heiz, Phys. Chem. Chem. Phys. 12, 3203 (2010). 10.1039/b923296f
33. T. König, G. H. Simon, H. P. Rust, and M. Heyde, J. Phys. Chem. C 113, 11301 (2009). 10.1021/jp901226q
34. K.-R. Jeon, B.-C. Min, Y.-H. Jo, H.-S. Lee, I.-J. Shin, C.-Y. Park, S.-Y. Park, and S.-C. Shin, Phys. Rev. B 84, 165315 (2011). 10.1103/PhysRevB.84.165315
35. M. T. Greiner, L. Chai, M. G. Helander, W.-M. Tang, and Z.-H. Lu, Adv. Funct. Mater. 22, 4557 (2012). 10.1002/adfm.201200615
36. H. B. Michaelson, J. Appl. Phys. 48, 4729 (1977). 10.1063/1.323539
37. D. E. Eastman, Phys. Rev. B 2, 1 (1970). 10.1103/PhysRevB.2.1
38. A. Manchon and S. Zhang, Phys. Rev. B 79, 094422 (2009). 10.1103/PhysRevB.79.094422