Reduction in switching current using a low-saturation magnetization Co-Fe-(Cr, V)-B free layer in MgO-based magnetic tunnel junctions

Journal of Applied Physics

Volumn 105, Issue 7, 2009, Pages

  Kubota, Hitoshi ^a   Fukushima, Akio ^a   Yakushiji, Kay ^a   Yakata, Satoshi ^a   Yuasa, Shinji ^a   Ando, Koji ^a   Ogane, Mikihiko ^b   Ando, Yasuo ^b   Miyazaki, Terunobu ^b  

^a NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY AIST   (Japan)

^b TOHOKU UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

FREE LAYERS; MAGNETIC TUNNEL JUNCTIONS; MR RATIOS; RESISTANCE-AREA PRODUCTS; SPIN-TRANSFER SWITCHING; SWITCHING CURRENT DENSITIES; SWITCHING CURRENTS;

ELECTRIC RESISTANCE; MAGNETIC FIELD EFFECTS; MAGNETIC PROPERTIES; MAGNETORESISTANCE; MAGNETS; SATURATION MAGNETIZATION; SEMICONDUCTOR JUNCTIONS; SWITCHING; TUNNEL JUNCTIONS; TUNNELS; WAVEGUIDE JUNCTIONS;

CHROMIUM;

EID: 65249156676     PISSN: 00218979     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.3068484     Document Type: Article

References (12)

1. J. C. Slonczewski, J. Magn. Magn. Mater. 0304-8853 10.1016/0304-8853(96) 00062-5 159, L1 (1996).
2. E. B. Myers, D. C. Ralph, J. A. Katine, R. N. Louie, and R. A. Buhrman, Science 0036-8075 10.1126/science.285.5429.867 285, 867 (1999).
3. K. Yagami, A. A. Tulapurkar, A. Fukushima, and Y. Suzuki, Appl. Phys. Lett. 0003-6951 10.1063/1.1829140 85, 5634 (2004).
4. D. D. Djayaprawira, K. Tsunekawa, M. Nagai, H. Maehara, S. Yamagata, and N. Watanabe, Appl. Phys. Lett. 0003-6951 10.1063/1.1871344 86, 092502 (2005).
5. S. Yuasa, Y. Suzuki, T. Katayama, and K. Ando, Appl. Phys. Lett. 87, 242503 (2005). 0003-6951
6. W. H. Butler, X. -G. Zhang, T. C. Schulthess, and J. M. MacLaren, Phys. Rev. B 0163-1829 10.1103/PhysRevB.63.054416 63, 054416 (2001).
7. S. Yuasa, T. Nagahama, A. Fukushima, Y. Suzuki, and K. Ando, Nature Mater. 1476-1122 10.1038/nmat1257 3, 868 (2004).
8. S. S. P. Parkin, C. Kaiser, A. Panchula, P. M. Rice, B. Hughes, M. Samant, and S. H. Yang, Nature Mater. 1476-1122 10.1038/nmat1256 3, 862 (2004).
9. R. H. Koch, J. A. Katine, and J. Z. Sun, Phys. Rev. Lett. 0031-9007 10.1103/PhysRevLett.92.088302 92, 088302 (2004).
10. M. Pakala, Y. M. Huai, T. Valet, Y. F. Ding, and Z. T. Diao, J. Appl. Phys. 0021-8979 10.1063/1.2039997 98, 056107 (2005).
11. M. Morota, A. Fukushima, H. Kubota, K. Yakushiji, S. Yuasa, and K. Ando, J. Appl. Phys. 0021-8979 10.1063/1.2832435 103, 07A707 (2008).
12. J. Hayakawa, S. Ikeda, Y. M. Lee, R. Sasaki, T. Meguro, F. Matsukura, H. Takahashi, and H. Ohno, Jpn. J. Appl. Phys., Part 2 0021-4922 10.1143/JJAP.45.L1057 45, L1057 (2006).