Theoretical possibility of first-order phase transition in disordered spin-Peierls systems

Journal of the Physical Society of Japan

Volumn 68, Issue 9, 1999, Pages 2898-2901

  Saito, Masako ^a  

^a UNIVERSITY OF TOKYO   (Japan)

Author keywords

CuGeO3; Impurity effect; Interchain interaction; Phase hamiltonian; Spin Peierls system

Indexed keywords

EID: 0033478393     PISSN: 00319015     EISSN: None     Source Type: Journal    
DOI: 10.1143/JPSJ.68.2898     Document Type: Article

References (18)

1. M. Hase et al.: Phys. Rev. Lett. 70 (1993) 3651.
2. 3 were first reported in M. Hase et al.: Phys. Rev. Lett. 71 (1993) 4059.
3. L. P. Regnault, et al.: Europhys. Lett. 32 (1995) 579.
4. S. Inagaki and H. Fukuyama: J. Phys. Soc. Jpn. 52 (1983) 3620.
5. H. Fukuyama and S. Inagaki: Magnetic Properties of Low-Dimensional Systems, ed. L. M. Falicov and J. L. Morán-López (Springer-Verlag, Berlin, Germany, 1986) p. 156.
6. H. Fukuyama et al.: J. Phys. Soc. Jpn. 65 (1996) 1182.
7. K. Manabe et al.: Phys. Rev. B 58 (1998) R575.
8. M. Hase et al.: Phys. Rev. B 54 (1996) R3722.
9. H. Nojiri et al.: J. Phys.: Condens. Matter 9 (1997) 1331.
10. T. Masuda et al.: Phys. Rev. Lett. 80 (1998) 4566.
11. H. Nakao et al.: submitted to Phys. Rev. B.
12. M. Saito: J. Phys. Soc. Jpn. 67 (1998) 2477.
13. M. Mostovoy et al.: Phys. Rev. B 58 (1998) 8190.
14. In the present paper we use the term, Néel state, as an AF long-range ordered state without dimerization, where the magnitude of moments is spatially constant.
15. D. J. Scalapino et al.: Phys. Rev. B 11 (1975) 2042.
16. T. Nakano and H. Fukuyama: J. Phys. Soc. Jpn. 49 (1980) 1679.
17. H. Nojiri et al.: Phys. Rev. B 57 10276.
18. M. Nishi et al.: Phys. Rev. B 50 (1994) R6508.