Activation volumes in CoPtCr-SiO2 perpendicular recording media

IEEE Transactions on Magnetics

Volumn 41, Issue 10, 2005, Pages 3130-3132

  Inaba, Y ^b   Shimatsu, T ^b   Muraoka, H ^a,b   Dutson, J D ^a,c   O'Grady, K ^a,c  

^a IEEE

^b TOHOKU UNIVERSITY   (Japan)

^c UNIVERSITY OF YORK   (United Kingdom)

Author keywords

Activation volume; CoPtCr SiO2; Fluctuation field; Magneto optic Kerr effect (MOKE); Perpendicular recording media; Thermal activation

Indexed keywords

COERCIVE FORCE; HYSTERESIS; MAGNETIC FIELDS; OPTICAL KERR EFFECT; SILICA; THERMAL EFFECTS; TRANSMISSION ELECTRON MICROSCOPY;

ACTIVATION VOLUME; COPTCR-SIO2; FLUCTUATION FIELDS; MAGNETO-OPTICAL KERR EFFECT; PERPEMDICULAR RECORDING MEDIA; THERMAL ACTIVATION;

COBALT COMPOUNDS;

EID: 27744484041     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2005.854850     Document Type: Article

References (6)

1. P. J. Flanders and M. P. Sharrock, "An analysis of time-dependent magnetization and coercivity and of their relationship to print-through in recording tapes," J. Appl. Phys., vol. 62, pp. 2918-2928, 1987.
2. M. P. Sharrock, "Time dependence of switching fields in magnetic recording media (invited)," J. Appl. Phys., vol. 76, pp. 6413-6418, 1994.
3. M. El-Hilo, K. O'Grady, and R. W. Chantrell, "Fluctuation fields and reversal mechanisms in granular magnetic systems," J. Magn. Magn. Mater., vol. 248, pp. 360-373, 2002.
4. J. D. Dutson, J. Wu, K. O'Grady, N. C. Woolsey, Y. Kubota, and C. L. Platt, "Time dependence in perpendicular media with a soft underlayer," IEEE Trans. Magn., pt. 2, vol. 40, no. 4, pp. 2504-2506, Jul. 2004.
5. 2 perpendicular recording media for high density recording," IEEE Trans. Magn., pt. 2, vol. 40, no. 4, pp. 2486-2488, Jul. 2004.
6. E. P. Wohlfarth, "The coefficient of magnetic viscosity," J. Phys. F: Met. Phys., vol. 14, pp. L155-159, 1984.