Experimental Observation of Solute Segregation in Longitudinal Coptcr/Cr Magnetic Thin Films

IEEE Transactions on Magnetics

Volumn 29, Issue 6, 1993, Pages 3673-3675

  Kim, Myong R ^a   Guruswamy, Sivaraman ^a   Ohnson, Kenneth E ^b  

^a UNIVERSITY OF UTAH   (United States)

^b IBM   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CHEMICAL ANALYSIS; CHROMIUM ALLOYS; MICROSTRUCTURE; THIN FILMS; X RAY ANALYSIS;

LONGITUDINAL MAGNETIC THIN FILMS; SOLUTE SEGREGATION;

MAGNETIC MATERIALS;

EID: 0027695360     PISSN: 00189464     EISSN: 19410069     Source Type: Journal    
DOI: 10.1109/20.281265     Document Type: Article

References (12)

1. T. Chen and T. Yamashita, “Physical Origin of limits In The Performance Of Thin-Film Longitudinal Recording Media”, IEEE Trans. Magn., vol. 24, no. 6, p.2700, 1988.
2. T. Yogi, T. A. Nguyen, S. E. Lambert, G. L. Gorman, and G. Castillo, “Longitudinal Media For 1 Gb/in 2 Areal Density”, IEEE Trans. Magn., vol. 26, no. 5, p.1578, 1990.
3. K. E. Johnson, M. R. Kim, and S. Guruswamy, “Dependence of Magnetic Media Noise on Ultra-Thin Cr-Underlayer Thickness”, IEEE Trans. Magn., vol. 28, no. 5, pp. 3099–3101, 1992.
4. D. J. Rogers, J. N. Chapman, J. P. Bernards, and S. B. Luitjens, “Determination of Local Composition in Co-Cr Films Deposited at Different Substrate Temperatures”, IEEE Trans. Magn., vol. 25, no. 5, pp. 4180–4182(1989).
5. J. N. Chapman, I.R. McFadyen, and J. P. Bernards, “Investigation of Cr Segregation Within rf-Sputlered CoCr Films”, J. Magn. Magn. Materials, vol. 62, pp 359-366, 1986.
6. J. A. Christner, R. Ranjan, R. L. Peterson, and J. I. Lee, “Low Noise Metal Medium For High Density Longitudinal Recording”, J. Appl. Phys., vol. 63, no. 8, p.3260, 1988.
7. Y. Maeda and K. Takei, Compositional Inhomogeneities in Co-Cr-Ta/Cr Films For Longitudinal Recording”, IEEE Trans. Magn., vol. 27, No. 6, p.4721, 1991
8. T. Kawanabe, K. Hasegawa, S. Ono, S. Nakagawa, and M. Naoe, “Cr Migration in CoNiTa/Cr Films hy Annealing”, IEEE Trans. Magn., vol. 26, No. 1, p.42, 1990.
9. M.R. Kim, “Magnetron Sputter Deposited CoPtCr Films for Information storage”, Ph.D. Dissertation, Univ. of Utah, 1992.
10. S. Hoffman, “Segregation at grain boundaries” in Surface Segregation Phenomena, Ed. P. A. Dowben and A. Miller, CRC Press, p.118, 1990.
11. C.L. Briant, “Grain Boundary Segregation in Ordered and Disordered Alloys”, in Structure and Property Relationships for Interfaces, Ed. J.L. Walter and K. Tangri, ASM Intl., p.43 (1991).
12. D. A. Porter, and K. E. Easterling, Phase Transformations in Metals and Alloys, Van Nostrand Reinhold Co., p. 136, 1981.