Thermal-dynamic reversal of fine magnetic grains with arbitrary anisotropy axes orientation

Journal of Applied Physics

Volumn 92, Issue 8, 2002, Pages 2064-2072

  Wang, Xiaobin ^a   Neal Bertram, H ^a   Safonov, Vladimir L ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ARBITRARY ANGLES; ARBITRARY ANISOTROPY; DAMPING PARAMETERS; DYNAMIC COERCIVITY; DYNAMIC EQUATIONS; EQUILIBRIUM POSITIONS; EXIT TIME; FERROMAGNETIC GRAIN; GENERAL APPROACH; LANGEVIN SIMULATIONS; MAGNETIC ENERGIES; MAGNETIC GRAINS; NORMAL MODES; PULSE TIME; RANDOM MEDIA; SINGLE DOMAINS; STOCHASTIC AVERAGING METHODS; SWITCHING FIELD; TEMPERATURE DEPENDENT; TWO-DIMENSIONAL PROBLEM; UNIAXIAL ANISOTROPY;

ANISOTROPY; DAMPING; MAGNETIC FIELDS; THERMODYNAMICS;

MAGNETIZATION REVERSAL;

EID: 79957582599     PISSN: 00218979     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.1495093     Document Type: Article

References (42)

1. N. H. Bertram and M. Williams, IEEE Trans. Magn. 36, 4 (2000).
2. D. Weiler and A. Moser, IEEE Trans. Magn. 35, 4423 (1999).
3. H. J. Richter, J. Phys. D 32, R147 (1999).
4. L. Néel, Ann. Geofls. 5, 562 (1949).
5. E. F. Kneller and F. E. Luborsky, J. Appl. Phys. 34, 656 (1963).
6. M. P. Sharrook and J. T. MoKinney, IEEE Trans. Magn. 17, 3020 (1981).
7. N. H. Bertram and H. J. Richter, J. Appl. Phys. 85, 4991 (1999).
8. W. F. Brown, Jr., Phys. Rev. 130, 1677 (1963).
9. A. Aharoni, Phys. Rev. A 135, 447 (1964).
10. D. A. Garanin, V. V. Ishohenko, and L. V. Panina, Theor. Math. Phys. 82, 169 (1990).
11. I. Klik and L. Günther, J. Appl. Phys. 67, 4505 (1990).
12. W. T. Coffey, D. S. F. Crothers, Yu. P. Kalmykov, E. S. Massawe, and J. T. Waldron, J. Magn. Magn. Mater. 127, L254 (1993).
13. A. Lyberatos and R. W. Chantrell, J. Appl. Phys. 73, 6501 (1993).
14. S. I. Denisov and A. N. Yunda, Physioa B 245, 282 (1998).
15. W. T. Coffey, Yu. P. Kalmykov, and J. T. Waldron, Physioa A 208, 462 (1994).
16. L. J. Geoghegan, W. T. Coffey, and B. Mulligan, Adv. Chem. Phys. 100, 475 (1997).
17. M. Sparks, Ferromagnetic Relaxation Theory (McGraw-Hill, New York, 1964).
18. M. O. Scully and M. S. Zubairy, Quantum Optics (Cambridge University Press, Oxford, 1997).
19. V. L. Safonov, J. Magn. Magn. Mater. 195, 523 (1999).
20. V. L. Safonov, J. Appl. Phys. 85, 4370 (1999).
21. H. N. Bertram, V. L. Safonov, and Z. Jin, invited presentation for Intermag 2002 at Amsterdam.
22. V. L. Safonov, J. Appl. Phys. 91, 8653 (2002).
23. A. G. Gurevich and G. A. Melkov, Magnetization Oscillations and Waves (CRC, Boca Raton, 1996).
24. M. J. Hurben and C. E. Patton, J. Appl. Phys. 83, 4344 (1998).
25. R. Arias and D. L. Miles, Phys. Rev. B 60, 7395 (1999).
26. V. Kambersky, Can. J. Phys. 48, 2906 (1970).
27. V. L. Safonov and N. H. Bertram, Phys. Rev. B 61, R14893 (2000).
28. T. Holstein and H. Primakoff, Phys. Rev. 58, 1098 (1940).
29. V. L. Safonov and H. N. Bertram, J. Appl. Phys. 87, 5681 (2000).
30. H. N. Bertram and V. L. Safonov, IEEE Trans. Magn. 36, 2447 (2000).
31. V. L. Safonov and H. N. Bertram, in: The Physics of High Density Magnetic Recording, edited by M. Plumer, J. van Ek, and D. Weiler (Springer, Berlin, 2001), p. 81.
32. V. L. Safonov and T. Suzuki, IEEE Trans. Magn. 34, 1860 (1998).
33. X. Wang, H. Bertram, and V. L. Safonov, J. Appl. Phys. 91, 6920 (2002).
34. M. I. Freidlin and A. D. Wentzell, Random Perturbations of Dynamical Systems (Springer, New York, 1998).
35. H. N. Bertram and Q. Peng, IEEE Trans. Magn. 34, 1543 (1998).
36. M. Lax, in Statistical Physics, Phase Transitions, and Superfluidity, edited by M. Chretien, E. P. Gross, and S. Deser (Gordon and Breach, New York, 1968), Vol. 2, p. 269.
37. C. W. Gardiner, Handbook of Stochastic Methods (Springer, Berlin, 1985).
38. H. N. Bertram, X. Wang, and V. L. Safonov, IEEE Trans. Magn. 37, 1521 (2001).
39. W. F. Brown, IEEE Trans. Magn. 15, 1196 (1979).
40. E. C. Stoner and E. P. Wohlfarth, Philos. Trans. R. Soc. London, Ser. A 240, 599 (1948).
41. X. Wang, and H. Bertram, J. Appl. Phys. (to be published).
42. X. Wang, N. H. Bertram, E. Boerner, A. Lyberatos, and V. L. Safonov, IEEE Trans. Magn. (to be published).