Critical exponents of inhomogeneous ferromagnets

Journal of Applied Physics

Volumn 91, Issue 10 I, 2002, Pages 8393-8395

  Berger, A ^a   Campillo, G ^a   Vivas, P ^a   Pearson, J E ^a   Bader, S D ^a   Baca, E ^b   Prieto, P ^b  

^a ARGONNE NATIONAL LABORATORY   (United States)

^b UNIVERSIDAD DEL VALLE   (Colombia)

Author keywords

[No Author keywords available]

Indexed keywords

CRITICAL EXPONENT; FERROMAGNETIC PHASE TRANSITION; FERROMAGNETS; FIELD-DEPENDENT MAGNETIZATION; FIELD-INDUCED; FIELD-INDUCED EFFECTS;

FERROMAGNETISM; MAGNETIZATION; MAGNETS; MANGANESE OXIDE;

FERROMAGNETIC MATERIALS;

EID: 0037094556     PISSN: 00218979     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.1456441     Document Type: Article

References (11)

1. See, for instance V. L. Pokrovskii, J. Magn. Magn. Mater. 200, 515 (1999); jmm JMMMDC 0304-8853
2. M. E. Fisher, Rev. Mod. Phys. 70, 653 (1998); rmp RMPHAT 0034-6861
3. A. Z. Patashinskii, and V. L. Pokrovskii, Fluctuation Theory of Phase Transitions (Pergamon, Oxford, 1979).
4. N. Goldenfeld, Lectures on Phase Transitions and the Renormalization Group (Addison Wesley, Reading, MA, 1992).
5. M. Seeger, S. N. Kaul, H. Kronmüller, and R. Reisser, Phys. Rev. B 51, 12585 (1995). prb PRBMDO 0163-1829
6. G. Campillo, A. Berger, J. Osorio, J. E. Pearson, S. D. Bader, E. Baca, and P. Prieto, J. Magn. Magn. Mater. 237, 61 (2001). jmm JMMMDC 0304-8853
7. C. Domb, in Phase Transitions and Critical Phenomena, edited by C. Domb and M. S. Green (Academic, London, 1974), Vol. 3, pp. 446-449.
8. We have limited our numerical analysis to mean-field and Ising models only, because an accurate equation of state for the 3D Heisenberg model is not known, which is related to the existence of massless Goldstone modes for such isotropic spin systems; see, for instance: J. Berges, N. Tetradis, and C. Wetterich, Phys. Rev. Lett. 77, 873 (1996). prl PRLTAO 0031-9007
9. J. C. Le Guillou and J. Zinn-Justin, Phys. Rev. B 21, 3976 (1980). prb PRBMDO 0163-1829
10. K. Chen, A. M. Ferrenberg, and D. P. Landau, J. Appl. Phys. 73, 5488 (1993). jap JAPIAU 0021-8979
11. K. Ghosh, C. J. Lobb, R. L. Greene, S. G. Karabashev, D. A. Shulyatev, A. A. Arsenov, and Y. Mukovskii, Phys. Rev. Lett. 81, 4740 (1998). prl PRLTAO 0031-9007