Anomalous exchange interactions in III-V dilute magnetic semiconductors

Physical Review B - Condensed Matter and Materials Physics

Volumn 63, Issue 23, 2001, Pages

  Schilfgaarde, Mark van ^a   Mryasov, O N ^a  

^a SANDIA NATIONAL LABORATORIES   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ALUMINUM; ARSENIC; CHROMIUM; GALLIUM; IRON; MANGANESE; NITROGEN;

ARTICLE; CALCULATION; DENSITY; DILUTION; ENERGY TRANSFER; MAGNETISM; MOLECULAR INTERACTION; SEMICONDUCTOR; TEMPERATURE SENSITIVITY;

EID: 0034895348     PISSN: 10980121     EISSN: 1550235X     Source Type: Journal    
DOI: 10.1103/PhysRevB.63.233205     Document Type: Article

References (12)

1. H. Ohno, Appl. Phys. Lett.69, 363 (1996);
2. H. Ohno, Phys. Rev. Lett.68, 2664 (1992).
3. T. Dietl, H. Ohno, F. Matsukura, J. Cibert, and D. Ferrand, Science287, 1019 (2000).
4. T. Jungwirth, W A. Atkinson, B H. Lee, and A H. MacDonald, Phys. Rev. B59, 981 (1999).
5. O K. Andersen, Phys. Rev. B12, 3060 (1975).
6. P. Blochl, O. Jepsen, and O K. Andersen, Phys. Rev. B49, 16 223 (1994).
7. T. Kotani, J. Phys. Chem.12, 2413 (2000).
8. P W. Anderson and H. Hasegawa, Phys. Rev.100, 675 (1955);
9. P. W. Anderson, in Magnetism I, edited by Rado and Suhl (Academic Press, New York and London, 1963).
10. When the energy is computed as a function of (formula presented), it does not follow the behavior (formula presented) expected from the Zener model, but is much closer to the Heisenberg (formula presented). This shows that the simple DEX/SEX model is only of limited validity here.
11. H. Akai, Phys. Rev. Lett.81, 3002 (1998).
12. H. Ohno, F. Matsukura, T. Omiya, and N. Akiba, J. Appl. Phys.85, 4277 (1999).