Spin-torque diode effect in magnetic tunnel junctions

Nature

Volumn 438, Issue 7066, 2005, Pages 339-342

  Tulapurkar, A A ^a,b,e   Suzuki, Y ^a,b,c   Fukushima, A ^a,b   Kubota, H ^a,b   Maehara, H ^d   Tsunekawa, K ^d   Djayaprawira, D D ^d   Watanabe, N ^d   Yuasa, S ^a,b  

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

^b JAPAN SCIENCE AND TECHNOLOGY AGENCY   (Japan)

^c OSAKA UNIVERSITY   (Japan)

^d Anelva Company Ltd   (Japan)

^e SLAC NATIONAL ACCELERATOR LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRIC CURRENTS; ELECTRONIC EQUIPMENT; SEMICONDUCTOR DIODES; TELECOMMUNICATION;

MAGNETIC TUNNEL JUNCTIONS; SPIN OSCILLATIONS; SPINTRONIC DEVICES;

MAGNETIC MATERIALS;

PHYSICS;

ACCELERATION; ALTERNATING CURRENT; ARTICLE; DIODE; DIRECT CURRENT; DYNAMICS; ELECTRIC POTENTIAL; ELECTRIC RESISTANCE; MAGNETIC FIELD; MAGNETISM; MATHEMATICAL COMPUTING; OSCILLATION; PRIORITY JOURNAL; RADIOFREQUENCY; SEMICONDUCTOR; TELECOMMUNICATION; TORQUE;

EID: 27844558383     PISSN: 00280836     EISSN: 14764687     Source Type: Journal    
DOI: 10.1038/nature04207     Document Type: Article

References (29)

1. Slonczewski, J. C. Current-driven excitation of magnetic multilayers. J. Magn. Magn. Mater. 159, L1-L7 (1996).
2. Berger, L. Emission of spin waves by a magnetic multilayer traversed by a current. Phys. Rev. B 54, 9353-9358 (1996).
3. Zhang, S., Levy, P. M. & Fert, A. Mechanisms of spin-polarized current-driven magnetization switching. Phys. Rev. Lett. 88, 236601 (2002).
4. Tatara, G. & Kohno, H. Theory of current-driven domain wall motion: spin transfer versus momentum transfer. Phys. Rev. Lett. 92, 086601 (2004).
5. Kiselev, S. I. et al. Microwave oscillations of a nanomagnet driven by a spin-polarized current. Nature 425, 380-383 (2003).
6. 20 point contacts. Phys. Rev. Lett. 92, 027201 (2004).
7. Sun, J. Applied physics: spintronics gets a magnetic flute. Nature 425, 359-361 (2003).
8. Myers, E. B., Ralph, D. C., Katine, J. A., Louie, R. N. & Buhrman, R. A. Current-induced switching of domains in magnetic multilayer devices. Science 285, 867-870 (1999).
9. Tsoi, M. et al. Generation and detection of phase-coherent current-driven magnons in magnetic multilayers. Nature 406, 46-48 (2000).
10. Tulapurkar, A. A. et al. Subnanosecond magnetization reversal in magnetic nanopillars by spin angular momentum transfer. Appl. Phys. Lett. 85, 5358-5360 (2004).
11. Yagami, K., Tulapurkar, A. A., Fukushima, A. & Suzuki, Y. Low-current spin-transfer switching and its thermal durability in a low-saturation- magnetization nanomagnet. Appl. Phys. Lett. 85, 5634-5636 (2004).
12. Koch, R. H., Katine, J. A. & Sun, J. Z. Time-resolved reversal of spin-transfer switching in a nanomagnet. Phys. Rev. Lett. 92, 088302 (2004).
13. Urazhdin, S., Birge, N. O., Pratt, W. P. Jr & Bass, J. Current-driven magnetic excitations in permalloy-based multilayer nanopillars. Phys. Rev. Lett. 91, 146803 (2003).
14. Özyilmaz, B. et al. Current-induced magnetization reversal in high magnetic fields in Co/Cu/Co nanopillars. Phys. Rev. Lett. 91, 067203 (2003).
15. Grollier, J. et al. Spin-polarized current induced switching in Co/Cu/Co pillars. Appl. Phys. Lett. 78, 3663-3665 (2001).
16. Katine, J. A., Albert, F. J., Buhrman, R. A., Myers, E. B. & Ralph, D. C. Current-driven magnetization reversal and spin-wave excitations in Co/Cu/Co pillars. Phys. Rev. Lett. 84, 4212-4215 (2000).
17. Stiles, M. D. & Zangwill, A. Anatomy of spin-transfer torque. Phys. Rev. B 66, 014407 (2002).
18. Lee, K.-J., Deac, A, Redon, O., Nozières, J.-P. & Dieny, B. Excitations of incoherent spin-waves due to spin-transfer torque. Nature Mater. 3, 877-881 (2004).
19. Pufall, M. R., Rippard, W. H., Kaka, S., Silva, T. J. & Russek, S. E. Frequency modulation of spin-transfer oscillators. Appl. Phys. Lett. 86, 082506 (2005).
20. Yuasa, S., Nagahama, T., Fukushima, A., Suzuki, Y. & Ando, K. Giant room-temperature magnetoresistance in single-crystal Fe/MgO/Fe magnetic tunnel junctions. Nature Mater. 3, 868-871 (2004).
21. Parkin, S. S. P. et al. Giant tunnelling magnetoresistance at room temperature with MgO (100) tunnel barriers. Nature Mater. 3, 862-867 (2004).
22. Djayaprawira, D. D. et al. 230% Room temperature magnetoresistance in CoFeB/MgO/CoFeB magnetic tunnel junctions. Appl. Phys. Lett. 86, 092502 (2005).
23. Sze, S. M. Physics of Semiconductor Devices Ch. 2 (John Wiley & Sons, New York, 1981).
24. Smith, N. & Arnett, P. White-noise magnetization fluctuations in magnetoresistive heads. Appl. Phys. Lett. 78, 1448-1450 (2001).
25. Nazarov, A. V., Cho, H. S., Nowak, J., Stokes, S. & Tabat, N. Tunable ferromagnetic resonance peak in tunneling magnetoresistive sensor structures. Appl. Phys. Lett. 81, 4559-4561 (2002).
26. Saitoh, E., Miyajima, H., Yamaoka, T. & Tatara, G. Current-induced resonance and mass determination of a single magnetic domain wall. Nature 432, 203-206 (2004).
27. Kittel, C. Introduction to Solid State Physics Ch. 16 (John Wiley & Sons, Singapore, 1996).
28. Jiang, Y. et al. Substantial reduction of critical current for magnetization switching in an exchange-biased spin valve. Nature Mater. 3, 361-364 (2004).
29. Manschot, J., Brataas, A. & Bauer, G. E. W. Reducing the critical switching current in nanoscale spin valves. Appl. Phys. Lett. 85, 3250-3252 (2004).