Spin-wave theory of double-exchange magnets

Journal of Applied Physics

Volumn 87, Issue 9 II, 2000, Pages 5804-5806

  Golosov, D I ^a  

^a NORDITA   (Denmark)

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EID: 0001218513     PISSN: 00218979     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.372528     Document Type: Article

References (24)

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5. In fact, this is a well-justified assumption (cf. Ref. 3).
6. 1-).
7. E. L. Nagaev, Sov. Phys. JETP 29, 545 (1969); Sov. Phys. Solid State 11, 2249 (1970).
8. E. L. Nagaev, Sov. Phys. JETP 29, 545 (1969); Sov. Phys. Solid State 11, 2249 (1970).
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12. p is located at P={π,0}, rather than at p =0.
13. E. L. Nagaev. Sov. Phys. Solid State 14, 658 (1972).
14. A. V. Chubukov and N. Shannon (unpublished).
15. c0 (cf. Ref. 4, Fig. 6).
16. At H>0, spins of each sublattice form an angle γ with the z axis.
17. F and z≠0.5.
18. This is expected to hold at all values of x, with a possible exception of x=0.5.
19. A. V. Chubukov, Phys. Rev. Lett. 69, 832 (1992), and references therein.
20. H and 1/S.
21. See, e.g., E. L. Nagaev, Phys. Usp. 39, 781 (1996), and references therein; S. Yunoki and A. Moreo. Phys. Rev. B 58, 6403 (1998); M. Yu. Kagan, D. I. Khomskii, and M. V. Mostovoy, Eur. Phys. J. B 12, 217 (1999).
22. See, e.g., E. L. Nagaev, Phys. Usp. 39, 781 (1996), and references therein; S. Yunoki and A. Moreo. Phys. Rev. B 58, 6403 (1998); M. Yu. Kagan, D. I. Khomskii, and M. V. Mostovoy, Eur. Phys. J. B 12, 217 (1999).
23. See, e.g., E. L. Nagaev, Phys. Usp. 39, 781 (1996), and references therein; S. Yunoki and A. Moreo. Phys. Rev. B 58, 6403 (1998); M. Yu. Kagan, D. I. Khomskii, and M. V. Mostovoy, Eur. Phys. J. B 12, 217 (1999).
24. See Ref. 4, Eq. (B5). We note a misprint on the rhs of that equation, where the three integration limits should be changed from ±2 to ±2t (t =cos γ). The value of the integral is then proportional to cos γ.