Micromagnetics of percolated perpendicular media

IEEE Transactions on Magnetics

Volumn 43, Issue 2, 2007, Pages 687-692

  Zhu, Jian Gang ^a   Tang, Yuhui ^a  

^a CARNEGIE MELLON UNIVERSITY   (United States)

Author keywords

Granular perpendicular media; High density recording; Percolated perpendicular media (PPM); Superparamagnetism; Thermal stability

Indexed keywords

MAGNETIC FILMS; MAGNETIC PROPERTIES; MICROSTRUCTURE; SPURIOUS SIGNAL NOISE; SUPERPARAMAGNETISM; THERMODYNAMIC STABILITY;

GRANULAR PERPENDICULAR MEDIA; HIGH DENSITY RECORDING; NONMAGNETIC PINNING; PERCOLATED PERPENDICULAR MEDIA (PPM);

MAGNETIC RECORDING;

EID: 33846602293     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2006.888235     Document Type: Article

References (14)

1. S. H. Charap, P.-L. Lu, and Y. He, "Thermal stability of recorded information at high densities," IEEE Trans. Magn., vol. 33, no. 2, pp. 978-983, Jan. 1997.
2. A. Takeo, Y. Takahashi, Y. Tanaka, K. Miura, H. Muraoka, and Y. Nakamura, "Precise noise characterization of perpendicular recording media," J. Appl. Phys., vol. 87, pp. 4987-4989, May 2000.
3. J. Zhu and Y. Tang, "A medium microstructure for high area density perpendicular recording," J. Appl. Phys., vol. 99, p. 08Q903, 2006.
4. Y. Tang and J. Zhu, "Micromagnetics of percolated perpendicular medium for 1 Tbits/in2 and beyond," IEEE Trans. Magn., vol. 42, no. 10, Oct. 2006.
5. S. J. Greaves, H. Muraoka, Y. Sugita, and Y. Nakainura, "Intergranular exchange pinning effects in perpendicular recording media," IEEE Trans. Magn., vol. 35, pp. 3772-3774, 1999.
6. S. J. Greaves, H. Muraoka, Y. Sonobe, M. Schabes, and Y. Nakamura, "Pinning of written bits in perpendicular recording media," J. Magn. Magn. Mater., vol. 235, pp. 418-423, 2001.
7. Y. Sonobe, D. Weller, Y. Ikeda, K. Takano, M. E. Schabes, G. Zeltzer, H. Do, B. K. Yen, and M. E. Best, "Coupled granular/continuous medium for thermally stable perpendicular magnetic recording," J. Magn. Magn. Mater., vol. 235, pp. 424-428, 2001.
8. H. Muraoka, Y. Sonobe, K. Miura, A. M. Goodman, and Y. Nakamura, "Analysis on magnetization transition of CGC perpendicular media," IEEE Trans. Magn., vol. 38, pp. 1632-1636, 2002.
9. A. M. Goodman, S. J. Greaves, Y. Sonobe, H. Muraoka, and Y. Nakamura, "Smoothing of bit transition irregularity in CGC perpendicular media," J. Appl. Phys., vol. 91, p. 8064, 2002.
10. A. M. Goodman, S. J. Greaves, Y. Sonobe, H. Muraoka, and Y. Nakamura, "Simulations of magnetic recording in coupled granular/continuous perpendicular media with random pinning sites," IEEE Trans. Magn., vol. 38, pp. 2051-2053, 2001.
11. R. H. Victora and X. Shen, "Composite media for perpendicular magnetic recording," IEEE. Trans. Magn., vol. 41, no. 2, pp. 537-542, Feb. 2005.
12. R. H. Victora and X. Shen, "Exchange coupled composite media for perpendicular magnetic recording," IEEE. Trans. Magn., vol. 41, no. 10, pp. 2828-2833, Oct. 2005.
13. W. Shen, J. Bai, R. H. Victora, J. H. Judy, and J. Wang, "Composite media for perpendicular magnetic recording using [Co/PdSi]n hard layer and Fe-Si-O soft layer," J. Appl. Phys., vol. 97, p. 10N513, 2005.
14. D. Suess, J. Fidler, K. Porath, T. Schrefl, and D. Weller, "Micromagnetic study of pinning behavior in percolated media," J. Appl. Phys., vol. 99, p. 08G905, 2006.