Spin-controlled mott-hubbard bands in LaMnO3 probed by optical ellipsometry

Physical Review Letters

Volumn 93, Issue 14, 2004, Pages

  Kovaleva, N N ^a,d   Boris, A V ^a   Bernhard, C ^a   Kulakov, A ^a,d   Pimenov, A ^b   Balbashov, A M ^c   Khaliullin, G ^a   Keimer, B ^a  

^a MAX PLANCK INSTITUT FÜR FESTKÖRPERFORSCHUNG   (Germany)

^b UNIVERSITY OF AUGSBURG   (Germany)

^c MOSCOW POWER ENGINEERING INSTITUTE   (Russian Federation)

^d INSTITUTE OF SOLID STATE PHYSICS   (Russian Federation)

Author keywords

[No Author keywords available]

Indexed keywords

CHEMICAL ANALYSIS; ELECTRIC INSULATORS; ELLIPSOMETRY; GROUND STATE; MAGNETIC ANISOTROPY; MAGNETIZATION; MOLECULAR WEIGHT; PHASE TRANSITIONS; SINGLE CRYSTALS; THERMAL EFFECTS;

MOTT-HUBBARD INSULATORS; SPECTRAL ELLIPSOMETRY; SPIN CORRELATIONS;

LANTHANUM COMPOUNDS;

EID: 19644401414     PISSN: 00319007     EISSN: None     Source Type: Journal    
DOI: 10.1103/PhysRevLett.93.147204     Document Type: Article

References (23)

1. K. Tobe et al., Phys. Rev. B 64, 184421 (2001).
2. M. A. Quijada et al., Phys. Rev. B 64, 224426 (2001).
3. S. Miyasaka, Y. Okimoto, and Y. Tokura, J. Phys. Soc. Jpn. 71, 2086 (2002).
4. A. A. Tsvetkov et al., Phys. Rev. B 69, 075110 (2004).
5. J. S. Lee et al., Phys. Rev. Lett. 89, 257402 (2002).
6. L. Nosenzo, G. Samoggia, and I. Pollini, Phys. Rev. B 29, 3607 (1984), and references therein.
7. C. Ulrich et al., Phys. Rev. Lett. 91, 257202 (2003).
8. G. Khaliullin, P. Horsch, and A. M. Oleś, cond-mat/ 0403459 [Phys. Rev. B (to be published)].
9. Y. Motome et al., Phys. Rev. Lett. 90, 146602 (2003).
10. K.H. Ahn and A.J. Millis, Phys. Rev. B 61, 13545 (2000).
11. A. M. Balbashov et al., J. Cryst. Growth 167, 365 (1996).
12. L. Viña, S. Logothetidis, and M. Cardona, Phys. Rev. B 30, 1979 (1984).
13. T. Arima and Y. Tokura, J. Phys. Soc. Jpn. 64, 2488 (1995).
14. Y. Okimoto et al., Phys. Rev. B 55, 4206 (1997).
15. N. N. Kovaleva (unpublished).
16. J. Rodríguez-Carvajal et al., Phys. Rev. B 57, R3189 (1998).
17. J.S. Griffith, The Theory of Transition-Metal Ions (Cambridge University Press, Cambridge, England, 1961).
18. L. F. Feiner and A. M. Oleś, Phys. Rev. B 59, 3295 (1999).
19. G. Khaliullin and R. Kilian, Phys. Rev. B 61, 3494 (2000).
20. The quantum corrections are small because of large spin and three dimensionality.
21. ab = -1.67 ± 0.02 meV.
22. ab = -1.6 meV, indicating that the orbital angle is slightly reduced from the structural one by superexchange correlations.
23. J. Zaanen, G. A. Sawatzky, and J.W. Allen, Phys. Rev. Lett. 55, 418 (1985).