Pinholes and temperature-dependent transport properties of MgO magnetic tunnel junctions

Physical Review B - Condensed Matter and Materials Physics

Volumn 78, Issue 2, 2008, Pages

  Ventura, J ^a   Teixeira, J M ^a   Araujo, J P ^a   Sousa, J B ^a   Wisniowski, P ^b   Freitas, P P ^b  

^a UNIVERSITY OF PORTO   (Portugal)

^b INESC   (Portugal)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 46749098590     PISSN: 10980121     EISSN: 1550235X     Source Type: Journal    
DOI: 10.1103/PhysRevB.78.024403     Document Type: Article

References (41)

1. J. S. Moodera, L. R. Kinder, T. M. Wong, and R. Meservey, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.74.3273 74, 3273 (1995).
2. E. Y. Tsymbal, O. N. Mryasov, and P. R. LeClair, J. Phys.: Condens. Matter JCOMEL 0953-8984 10.1088/0953-8984/15/4/201 15, R109 (2003).
3. S. Mao, J. Nanosci. Nanotechnol. 7, 1 (2007). 1533-4880
4. S. Mao, IEEE Trans. Magn. IEMGAQ 0018-9464 10.1109/TMAG.2005.861788 42, 97 (2006).
5. J. G. Zhu, J. Appl. Phys. JAPIAU 0021-8979 10.1063/1.1851452 97, 10N703 (2005).
6. J. Ventura, R. Ferreira, J. B. Sousa, and P. P. Freitas, IEEE Trans. Magn. IEMGAQ 0018-9464 10.1109/TMAG.2006.879734 42, 2658 (2006).
7. G. Finocchio, G. Consolo, M. Carpentieri, A. Romeo, B. Azzerboni, L. Torres, and L. Lopez-Diaz, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.2425017 89, 262509 (2006).
8. S. Mukhopadhyay and I. Das, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.96.026601 96, 026601 (2006).
9. S. Yuasa and D. D. Djayaprawira, J. Phys. D JPAPBE 0022-3727 10.1088/0022-3727/40/21/R01 40, R337 (2007).
10. C. Tiusan, F. Greullet, M. Hehn, F. Montaigne, S. Andrieu, and A. Schuhl, J. Phys.: Condens. Matter JCOMEL 0953-8984 10.1088/0953-8984/19/16/165201 19, 165201 (2007).
11. S. S. P. Parkin, C. Kaiser, A. Panchula, P. M. Rice, B. Hughes, M. Samant, and S. H. Yang, Nat. Mater. NMAACR 1476-1122 10.1038/nmat1256 3, 862 (2004).
12. S. Yuasa, T. Nagahama, A. Fukushima, Y. Suzuki, and K. Ando, Nat. Mater. NMAACR 1476-1122 10.1038/nmat1257 3, 868 (2004).
13. S. Yuasa, A. Fukushima, H. Kubota, Y. Suzuki, and K. Ando, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.2236268 89, 042505 (2006).
14. Y. M. Lee, J. Hayakawa, S. Ikeda, F. Matsukura, and H. Ohno, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.2742576 90, 212507 (2007).
15. W. H. Butler, X.-G. Zhang, T. C. Schulthess, and J. M. MacLaren, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.63.054416 63, 054416 (2001).
16. J. Mathon and A. Umerski, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.63.220403 63, 220403 (R) (2001).
17. Y. Nagamine, H. Maehara, K. Tsunekawa, D. D. Djayaprawira, N. Watanabe, S. Yuasa, and K. Ando, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.2352046 89, 162507 (2006).
18. K. Tsunekawa, D. D. Djayaprawira, M. Nagai, H. Maehara, S. Yamagata, N. Watanabe, S. Yuasa, Y. Suzuki, and K. Ando, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.2012525 87, 072503 (2005).
19. E. Burstein and S. Lundqvist, Tunneling Phenomena in Solids (Plenum, New York, 1969).
20. B. J. Jönsson-Åkerman, R. Escudero, C. Leighton, S. Kim, I. K. Schuller, and D. A. Rabson, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.1310633 77, 1870 (2000).
21. J. J. Akerman, R. Escudero, C. Leighton, S. Kim, D. A. Rabson, R. W. Dave, J. M. Slaughter, and I. K. Schuller, J. Magn. Magn. Mater. JMMMDC 0304-8853 10.1016/S0304-8853(01)00712-0 240, 86 (2002).
22. B. Oliver, Q. He, X. Tang, and J. Nowak, J. Appl. Phys. JAPIAU 0021-8979 10.1063/1.1590064 94, 1783 (2003).
23. J. Ventura, Z. Zhang, Y. Liu, J. B. Sousa, and P. P. Freitas, J. Phys.: Condens. Matter JCOMEL 0953-8984 10.1088/0953-8984/19/17/176207 19, 176207 (2007).
24. J. Ventura, J. P. Araujo, J. B. Sousa, R. Ferreira, and P. P. Freitas, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.2430482 90, 032501 (2007).
25. R. J. Pedersen and F. L. Vernon, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.1754793 10, 29 (1967).
26. J. Ventura, J. P. Araujo, J. B. Sousa, A. Veloso, and P. P. Freitas, J. Appl. Phys. JAPIAU 0021-8979 10.1063/1.2736290 101, 113901 (2007).
27. J. Ventura, J. P. Araujo, J. B. Sousa, A. Veloso, and P. P. Freitas, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.77.184404 77, 184404 (2008).
28. X. Kou, J. Schmalhorst, A. Thomas, and G. Reiss, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.2206680 88, 212115 (2006).
29. S. Kim, H. Suhl, and I. K. Schuller, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.78.322 78, 322 (1997).
30. F. Delille, A. Manchon, N. Strelkov, B. Dieny, M. Li, Y. Liu, P. Wang, and E. Favre-Nicolin, J. Appl. Phys. JAPIAU 0021-8979 10.1063/1.2210587 100, 013912 (2006).
31. M. Julliere, Phys. Lett. PYLAAG 0375-9601 10.1016/0375-9601(75)90174-7 54A, 225 (1975).
32. C. H. Shang, J. Nowak, R. Jansen, and J. S. Moodera, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.58.R2917 58, R2917 (1998).
33. A. H. MacDonald, T. Jungwirth, and M. Kasner, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.81.705 81, 705 (1998).
34. L. Yuan, S. H. Liou, and D. Wang, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.73.134403 73, 134403 (2006).
35. S. Zhang, P. M. Levy, A. C. Marley, and S. S. P. Parkin, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.79.3744 79, 3744 (1997).
36. X. F. Han, A. C. C. Yu, M. Oogane, J. Murai, T. Daibou, and T. Miyazaki, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.63.224404 63, 224404 (2001).
37. V. Drewello, J. Schmalhorst, A. Thomas, and G. Reiss, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.77.014440 77, 014440 (2008).
38. J. O. Ventura, J. B. Sousa, M. A. Salgueiro da Silva, P. P. Freitas, and A. Veloso, J. Appl. Phys. JAPIAU 0021-8979 10.1063/1.1540149 93, 7690 (2003).
39. N. Garcia, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.1290271 77, 1351 (2000).
40. H. Fukuzawa, H. Yuasa, S. Hashimoto, H. Iwasaki, and Y. Tanaka, Appl. Phys. Lett. APPLAB 0003-6951 10.1063/1.2009837 87, 082507 (2005).
41. H. Fuke, S. Hashimoto, M. Takagishi, H. Iwasaki, S. Kawasaki, K. Miyake, and M. Sahashi, IEEE Trans. Magn. 43, 2848 (2007). 0018-9464