Anisotropy enhanced dual magnetic layer media design for high-density perpendicular recording

IEEE Transactions on Magnetics

Volumn 41, Issue 10, 2005, Pages 3145-3147

  Acharya, B Ramamurthy ^a,b   Zheng, Min ^b   Choe, Gunn ^b   Yu, Mingjun ^b   Gill, Paramjit ^b   Abarra, E Noel ^a,b  

^a IEEE   (United States)

^b MAXTOR CORPORATION   (United States)

Author keywords

Adjacent track erasure; CoCrPtO media; Perpendicular recording; Signal to noise ratio (SNR); Thin film media

Indexed keywords

CHROMIUM; COBALT; MAGNETIC PROPERTIES; MAGNETIC RECORDING; PLATINUM; SIGNAL TO NOISE RATIO; THIN FILMS;

ADJACENT TRACK ERASURE; COCRPTO LAYER; PERPENDICULAR RECORDING; THIN FILM MEDIA;

MAGNETIC ANISOTROPY;

EID: 27744441938     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2005.854843     Document Type: Article

References (9)

1. M. Mallary, A. Torabi, and M. Benakli, "One terabit per square inch perpendicular recording concept design," IEEE Trans. Magn., vol. 38, no. 7, pp. 1719-1724, Jul. 2002.
2. Y. Tanaka, Y. Okada, and K. Niijima, "Perpendicular recording and complimentary features in integration," in Proc. Joint NAPMRC Conf., Monterey, CA, Jan. 2003, Paper MM-01, p. 5.
3. M. Zheng, G. Choe, A. Chekanov, B. G. Demczyk, B. R. Acharya, and K. E. Johnson, "SNR improvement of granular perpendicular recording media," IEEE Trans. Magn., vol. 39, no. 7, pp. 1919-1924, Jul. 2003.
4. 2 granular media for high-density perpendicular recording," IEEE Trans. Magn., vol. 39, no. 7, pp. 1914-1918, Jul. 2003.
5. M. Zheng, B. R. Acharya, G. Choe, J. N. Zhou, Z. D. Yang, E. N. Abarra, and K. E. Johnson, "Role of oxygen incorporation in Co-Cr-Pt-Si-O perpendicular magnetic recording media," IEEE Trans. Magn., vol. 40, no. 7, pp. 2498-2500, Jul. 2004.
6. G. Choe, M. Zheng, E. N. Abarra, B. G. Demczyk, J. N. Zhou, B. R. Acharya, and K. E. Johnson, "High performance CoCrPtO perpendicular media: Optimizing exchange coupling and anisotropy dispersion," J. Magn. Magn. Mater., vol. 287, p. 159, 2005.
7. H. J. Richter, E. C. Champion, and Q. Peng, "Theoretical analysis of longitudinal and perpendicular recording potential," IEEE Trans. Magn., vol. 39, no. 3, pp. 697-703, Mar. 2003.
8. B. R. Acharya, J. N. Zhou, M. Zheng, G. Choe, E. N. Abarra, and K. E. Johnson, "Anti-parallel coupled soft under layers for high-density perpendicular recording," IEEE Trans. Magn., vol. 40, no. 7, pp. 2383-2385, Jul. 2004.
9. K. Tanahashi, R. Arai, and Y. Hosoe, "Exchange-biased soft underlayers for perpendicular recording," IEEE Trans. Magn., vol. 41, no. 2, pp. 577-580, Feb. 2005.