Antiferromagnetically coupled magnetic recording media

IEEE Transactions on Magnetics

Volumn 39, Issue 2 I, 2003, Pages 639-644

  Fullerton, Eric E ^a   Margulies, David T ^a   Supper, Natacha ^a   Do, Hoa ^a   Schabes, Manfred ^a   Berger, Andreas ^a   Moser, Andreas ^a  

^a IBM ALMADEN RESEARCH CENTER   (United States)

Author keywords

High density magnetic recording; Thermal stability; Thin film media

Indexed keywords

ANTIFERROMAGNETISM; MAGNETIC COUPLINGS; MAGNETIC VARIABLES MEASUREMENT; NUMERICAL METHODS; THERMODYNAMIC STABILITY; THIN FILMS;

ANTIFERROMAGNETICALLY COUPLED MAGNETIC RECORDING MEDIA; AREAL DENSITIES; HIGH DENSITY MAGNETIC RECORDING; LONGITUDINAL RECORDING MEDIA;

MAGNETIC RECORDING;

EID: 0037358467     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2003.808985     Document Type: Article

References (19)

1. D. Weller and A. Moser, "Thermal effect limits in ultrahigh density magnetic recording," IEEE Trans. Magn., vol. 35, p. 4423, Nov. 1999.
2. E. E. Fullerton, D. T. Margulies, M. E. Schabes, M. Carey, B. Gurney, A. Moser, M. Best, G. Zeltzer, and H. Rosen, "Antiferromagnetically coupled magnetic media layers for thermally stable high-density recording," Appl. Phys. Lett., vol. 77, p. 3806, 2000.
3. E. N. Abarra, A. Inomata, H. Sato, I. Okamoto, and Y. Mizoshita, "Longitudinal recording media with thermal stabilization layers," Appl. Phys. Lett., vol. 77, p. 2581, 2000.
4. D. T. Margulies, M. E. Schabes, W. McChesney, and E. E. Fullerton, "Interlayer coupling and magnetic reversal of antiferromagnetically coupled media," Appl. Phys. Lett., vol. 80, p. 91, 2002.
5. H. N. Bertram, Theory of Magnetic Recording. Cambridge, U.K.: Cambridge Univ. Press, 1994.
6. M. E. Schabes, D. T. Margulies, and E. E. Fullerton, "Theory of antiferromagnetically coupled magnetic recording media," IEEE Trans. Magn., vol. 37, p. 1432, May 2001.
7. J. Lohau, A. Moser, D. T. Margulies, E. E. Fullerton, and M. E. Schabes, "Dynamic coercivity of antiferromagnetically coupled media layers," Appl. Phys. Lett., vol. 78, p. 2748, 2001.
8. A. Inomata, B. R. Acharya, E. N. Abarra, A. Ajan, D. Hasegawa, and I. Okamoto, "Advanced synthetic ferromagnetic media," J. Appl. Phys., vol. 91, p. 7671, 2002.
9. V. G. Voznyuk, W. E. Doyle, and E. N. Abarra, "A comparison of the thermal stability in single layer and exchange-coupled longitudinal media," J. Appl. Phys., vol. 91, p. 8608, 2002.
10. S. J. Greaves, K. K. Tham, M. Miura, and A. M. Goodman, "Micromagnetic simulations of antiferromagnetically coupled media," J. Appl. Phys., vol. 91, p. 8281, 2002.
11. A. Inomata, E. N. Abarra, B. R. Acharya, A. Ajan, and I. Okamoto, "Improved thermal stability of synthetic ferrimagnetic media with enhanced exchange coupling strength," Appl. Phys. Lett., vol. 80, p. 2719, 2002.
12. H. J. Richter, E. Girt, and H. Zhou, "Simplified analysis of two-layer antiferromagnetically coupled media," Appl. Phys. Lett., vol. 80, p. 2529, 2002.
13. S. N. Piramanayagam, C. H. Hee, and J. P. Wang, "Role of thermal energy on the magnetic properties of laminated antiferromagnetically coupled recording media," J. Appl. Phys., vol. 90, p. 3442, 2001.
14. C. H. Hee, J. P. Wang, S. N. Piramanayagam, and T. C. Chong, "Thermal energy consideration in micromagnetic simulation for laminated antiferromagnetically coupled recording media," Appl. Phys. Lett., vol. 79, p. 1646, 2001.
15. D. Cullity, Introduction to Magnetic Materials. Reading, MA: Addison-Wesley, 1972, pp. 410-415.
16. M. Carey, E. E. Fullerton, B. Gurney, M. E. Schabes, and H. Rosen, "Magnetic recording media with antiferromagnetically coupled ferromagnetic films as the recording layer," U.S. Patent 6 280 813.
17. Z. S. Shan, S. S. Malhotra, D. C. Stafford, B. Bian, G. Bertero, and D. Wachenschwanz, "Effects of inserting thin Co layers on the magnetic and reversal properties of synthetic antiferromagnetically coupled media," J. Appl. Phys., vol. 91, p. 7682, 2002.
18. A. Moser, D. T. Margulies, and E. E. Fullerton, "Thermal relaxation in antiferromagnetically coupled granular magnetic media," Phys. Rev. B, vol. 66, 092410, 2002.
19. D. T. Margulies, A. Moser, M. E. Schabes, and E. E. Fullerton, "Thermal activation and reversal times in antiferromagnetically-coupled media," Appl. Phys. Lett., vol. 81, p. 4631, 2002.