Classical Dimers and Dimerized Superstructure in an Orbitally Degenerate Honeycomb Antiferromagnet

Physical Review Letters

Volumn 100, Issue 14, 2008, Pages

  Jackeli, G ^a,c   Khomskii, D I ^b,d  

^a MAX PLANCK INSTITUT FÜR FESTKÖRPERFORSCHUNG   (Germany)

^b UNIVERSITY OF COLOGNE   (Germany)

^c ANDRONIKASHVILI INSTITUTE OF PHYSICS   (Georgia)

^d LOUGHBOROUGH UNIVERSITY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

DIMERIZATION; GROUND STATE; SPIN DYNAMICS; VALENCE BANDS;

MAGNETOELASTIC COUPLING; SPIN-ORBITAL MODEL;

ANTIFERROMAGNETIC MATERIALS;

EID: 42149148443     PISSN: 00319007     EISSN: 10797114     Source Type: Journal    
DOI: 10.1103/PhysRevLett.100.147203     Document Type: Article

References (26)

1. For reviews, see Magnetic Systems with Competing Interactions, edited by, H.T. Diep, (World Scientific, Singapore, 1994).
2. Y. Miura, Y. Yasui, M. Sato, N. Igawa, and K. Kakurai, J. Phys. Soc. Jpn. 76, 033705 (2007). JUPSAU 0031-9015 10.1143/JPSJ.76.033705
3. H.F. Pen, J. van den Brink, D.I. Khomskii, and G.A. Sawatzky, Phys. Rev. Lett. 78, 1323 (1997). PRLTAO 0031-9007 10.1103/PhysRevLett.78.1323
4. L.F. Feiner, A.M. Oles, and J. Zaanen, Phys. Rev. Lett. 78, 2799 (1997). PRLTAO 0031-9007 10.1103/PhysRevLett.78.2799
5. S. Di Matteo, G. Jackeli, C. Lacroix, and N.B. Perkins, Phys. Rev. Lett. 93, 077208 (2004); PRLTAO 0031-9007 10.1103/PhysRevLett.93.077208
6. S. Di Matteo, G. Jackeli, and N.B. Perkins, Phys. Rev. B PRBMDO 0163-1829 72, 024431 (2005). 10.1103/PhysRevB.72.024431
7. F. Vernay, K. Penc, P. Fazekas, and F. Mila, Phys. Rev. B PRBMDO 0163-1829 70, 014428 (2004). 10.1103/PhysRevB.70.014428
8. D.I. Khomskii and T. Mizokawa, Phys. Rev. Lett. 94, 156402 (2005). PRLTAO 0031-9007 10.1103/PhysRevLett.94.156402
9. For review, see D.I. Khomskii, Prog. Theor. Phys. Suppl. PTPSEP 0375-9687 159, 319 (2005). 10.1143/PTPS.159.319
10. G. Jackeli and D.A. Ivanov, Phys. Rev. B PRBMDO 0163-1829 76, 132407 (2007). 10.1103/PhysRevB.76.132407
11. For review, see G. Khaliullin, Prog. Theor. Phys. Suppl. 160, 155 (2005). PTPSEP 0375-9687 10.1143/PTPS.160.155
12. A.M. Oles, P. Horsch, L.F. Feiner, and G. Khaliullin, Phys. Rev. Lett. 96, 147205 (2006). PRLTAO 0031-9007 10.1103/PhysRevLett.96.147205
13. C. Wu, D. Bergman, L. Balents, and S. Das Sarma, Phys. Rev. Lett. 99, 070401 (2007); PRLTAO 0031-9007 10.1103/PhysRevLett.99.070401
14. C. Wu, arXiv:0801.0888.
15. E. Zhao and W.V. Liu, arXiv:0801.0589.
16. K.I. Kugel and D.I. Khomskii, Usp. Fiz. Nauk 136, 621 (1982) UFNAAG 0042-1294
17. [K.I. Kugel D.I. Khomskii Sov. Phys. Usp. 25, 231 (1982)]. SOPUAP 0038-5670
18. Y. Motome and H. Tsunetsugu, Phys. Rev. B PRBMDO 0163-1829 70, 184427 (2004). 10.1103/PhysRevB.70.184427
19. S. Di Matteo, G. Jackeli, and N.B. Perkins, Phys. Rev. B PRBMDO 0163-1829 72, 020408(R) (2005). 10.1103/PhysRevB.72.020408
20. J.P. Neirotti and M.J. de Oliveira, Phys. Rev. B PRBMDO 0163-1829 53, 668 (1996). 10.1103/PhysRevB.53.668
21. This conclusion is drawn based on the similar analysis as done by D.I. Khomskii and K.I. Kugel, Phys. Rev. B PRBMDO 0163-1829 67, 134401 (2003). 10.1103/PhysRevB.67.134401
22. See, for example, R. Moessner and S.L. Sondhi, Phys. Rev. B PRBMDO 0163-1829 68, 064411 (2003). 10.1103/PhysRevB.68.064411
23. O. Tchernyshyov, R. Moessner, and S.L. Sondhi, Phys. Rev. Lett. 88, 067203 (2002); PRLTAO 0031-9007 10.1103/PhysRevLett.88.067203
24. O. Tchernyshyov R. Moessner S.L. Sondhi Phys. Rev. B PRBMDO 0163-1829 66, 064403 (2002). 10.1103/PhysRevB.66.064403
25. K. Penc, N. Shannon, and H. Shiba, Phys. Rev. Lett. 93, 197203 (2004). PRLTAO 0031-9007 10.1103/PhysRevLett.93.197203
26. D.L. Bergman, R. Shindou, G.A. Fiete, and L. Balents, Phys. Rev. B PRBMDO 0163-1829 74, 134409 (2006). 10.1103/PhysRevB.74.134409