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Volumn 69, Issue 14, 2004, Pages

Exchange anisotropy, disorder, and frustration in diluted, predominantly ferromagnetic, Heisenberg spin systems

Author keywords

[No Author keywords available]

Indexed keywords

ARSENIC DERIVATIVE; FERROMAGNETIC MATERIAL; GALLIUM; MANGANESE; MANGANESE DERIVATIVE;

EID: 42749106044     PISSN: 01631829     EISSN: None     Source Type: Journal    
DOI: 10.1103/PhysRevB.69.144419     Document Type: Article
Times cited : (20)

References (42)
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    • (2001) Appl. Phys. Lett. , vol.79 , pp. 3542
    • Theodoropoulou, N.1    Hebard, A.F.2    Chu, S.N.G.3    Overberg, M.E.4    Abernathy, C.R.5    Pearton, S.J.6    Wilson, R.G.7
  • 8
    • 0035356422 scopus 로고    scopus 로고
    • N. Theodoropoulou, A.F. Hebard, S.N.G. Chu, M.E. Overberg, C.R. Abernathy, S.J. Pearton, and R.G. Wilson, Appl. Phys. Lett. 79, 3542 (2001); N. Theodoropoulou, K.P. Lee, M.E. Overberg, S.N.G. Chu, A.F. Hebard, C.R. Abernathy, S.J. Pearton, and R.G. Wilson, J. Nanosci. Nanotechnol. 1, 101 (2001); K. Sato, G.A. Medvedkin, T. Nishi, Y. Hasegawa, R. Misawa, K. Hirose, and T. Ishibashi, J. Appl. Phys. 89, 7027 (2001).
    • (2001) J. Appl. Phys. , vol.89 , pp. 7027
    • Sato, K.1    Medvedkin, G.A.2    Nishi, T.3    Hasegawa, Y.4    Misawa, R.5    Hirose, K.6    Ishibashi, T.7
  • 11
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    • G.A. Fiete, G. Zarand, and K. Damle, Phys. Rev. Lett. 91, 097202 (2003); for more precise treatments see L. Brey and G. Gómez-Santos, Phys. Rev. B 68, 115206 (2003).
    • (2003) Phys. Rev. Lett. , vol.91 , pp. 097202
    • Fiete, G.A.1    Zarand, G.2    Damle, K.3
  • 12
    • 0242427731 scopus 로고    scopus 로고
    • G.A. Fiete, G. Zarand, and K. Damle, Phys. Rev. Lett. 91, 097202 (2003); for more precise treatments see L. Brey and G. Gómez-Santos, Phys. Rev. B 68, 115206 (2003).
    • (2003) Phys. Rev. B , vol.68 , pp. 115206
    • Brey, L.1    Gómez-Santos, G.2
  • 14
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    • Preliminary versions of this work was presented, Boston, and APS March meeting, Austin, TX. (The abstract can be found)
    • Preliminary versions of this work was presented at the MRS meeting, Boston, 2002 and APS March meeting, Austin, TX, 2003. (The abstract can be found at http://www.aps.org/meet/MAR03/baps/abs/S7910014.html)
    • (2002) MRS Meeting
  • 15
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    • note
    • c we investigate, we find that only about 1-2% of spins are in this situation.
  • 23
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    • M. Mayr, G. Alvarez, and E. Dagotto, Phys. Rev. B 65, 241202(R) (2002); G. Alvarez and E. Dagotto, ibid. 68, 045202 (2003).
    • (2003) Phys. Rev. B , vol.68 , pp. 045202
    • Alvarez, G.1    Dagotto, E.2
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    • cond-mat/0009161 (unpublished)
    • X. Wan and R.N. Bhatt, cond-mat/0009161 (unpublished).
    • Wan, X.1    Bhatt, R.N.2
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    • note
    • Increasing the hole concentration effectively corresponds to increasing the connectivity in our model.
  • 37
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    • note
    • 0 = 6, so the anisotropy a spin feels from one neighbor is more likely to be canceled by the effects of other neighbors.


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