A phenomenological theory of the granular size effect on the giant magnetoresistance of granular films

Journal of Magnetism and Magnetic Materials

Volumn 277, Issue 3, 2004, Pages 273-280

  Wang, Changzheng ^a   Guo, Zhenghong ^a   Rong, Yonghua ^a   Hsu, T Y ^a  

^a SHANGHAI JIAO TONG UNIVERSITY   (China)

Author keywords

Effective medium theory; Giant magntoresistance; Log normal distribution function; Magnetic granular films; Spin asymmetric scattering factor

Indexed keywords

FERROMAGNETISM; GIANT MAGNETORESISTANCE; GRANULAR MATERIALS; NUMERICAL ANALYSIS; SIZE DETERMINATION; SUPERPARAMAGNETISM; THIN FILMS; TRANSPORT PROPERTIES;

EFFECTIVE MEDIUM THEORY; LOG-NORMAL DISTRIBUTION FUNCTION; MAGNETIC GRANULAR FILMS; SPIN-ASYMMETRIC FACTOR;

SURFACE MEASUREMENT;

EID: 2542492284     PISSN: 03048853     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jmmm.2003.10.033     Document Type: Article

References (33)

1. Xiao J.Q., Jiang J.S., Chien C.L. Phys. Rev. Lett. 68:1992;3749.
2. Berkowitz A.E., Mitekell J.R., Corey M.J., et al. Phys. Rev. Lett. 68:1992;3745.
3. Gester M., Ounadjela K., Gregg J.F., et al. J. Magn. Magn. Mater. 165:1997;323.
4. Gerber A., Milner A., Korenblit I.Ya., et al. Phys. Rev. B. 57:1998;13667.
5. Milner A., Korenblit I.Ya., Gerber A. Phys. Rev. B. 60:1999;14821.
6. B.D. Cullity, Introduction to magnetic materials. Addison-Wesley, London, 1972, p. 383.
7. Wang H., Li W.Q., Wong S.P., et al. Mater. Character. 48:2002;153.
8. S. Zhang, Appl. Phys. Lett. 61 (1992) 1855.
9. Honda S., Nawate M., Tanaka M., et al. J. Appl. Phys. 82:1997;764.
10. Sang H., Jiang Z.S., Du Y.W. J. Magn. Magn. Mater. 140/144:1995;589.
11. Gu R.Y., Sheng L., Xing D.Y., et al. Phys. Rev. B. 53:1996;11685.
12. Nathan Wiser, J. Magn. Magn. Mater. 159 (1996) 119.
13. Chen Xu, Zhen-Ya Li, Phys. Lett. A 258 (1999) 401.
14. Hütten A., Bernardi J., Nelson C., et al. Phys. Stat. Solidi (A). 150:1995;171.
15. Chubing Peng, Daosheng Dai, J. Appl. Phys. 76 (1994) 2986.
16. Ferrari E.F., da Silva F.C.S., Knobel M. Phys. Rev. B. 56:1997;6086.
17. Chien C.L. J. Appl. Phys. 69:1991;5267.
18. Okano R., Takanashi K., Hono K., et al. J. Appl. Phys. 77:1995;5843.
19. Gittleman J.L., Goldstein Y., Bozowski S. Phys. Rev. B. 5:1972;3609.
20. W.D. Zhong, Ferromagnetism, Science Press, Beijing, 1987, p. 145 (in Chinese).
21. Gurney B.A., Speriosu V.S., Nozieres J.P., et al. Phys. Rev. Lett. 71:1993;4023.
22. Yan Ju, Zhenya Li, Phys. Lett. A. 277 (2000) 169.
23. T.C. Choy, Effective Medium Theory, Clarendon Press, Oxford, 1999, p. 1-23.
24. Gijs M.A.M., Lenczowski S.K.J., Giesbers J.B., et al. Phys. Rev. Lett. 70:1993;3343.
25. Gerber A., Milner A., Groisman B., et al. Phys. Rev. B. 55:1997;6446.
26. Yu R.H., Zhu J., Zhang X.X., et al. J. Appl. Phys. 83:1998;3134.
27. Errahmani H., Berrada A., Schmerber G., et al. J. Magn. Magn. Mater. 238:2002;145.
28. Shihui Ge, Zongzhi Zhang, Yingyang Lu, et al., Thin Solid Films 311 (1997) 33.
29. Chang Ching-Ray, Lo Kuo-Hung, J. Appl. Phys. 80 (1996) 6888.
30. Mary Beth Stearns, Yuanda Cheng, J. Appl. Phys. 75 (1994) 6894.
31. Wang J.Q., Xiao G. Phys. Rev. B. 49:1994;3982.
32. Ni Gang, Xu Qingyu, Du Youwei, et al., Scripta Mater. 44 (2001) 1437.
33. Parent F., Tuaillon J., Stern L.B., et al. Phys. Rev. B. 55:1997;3683.