Evaluation of the soft mode correlation length in ktn using inelastic neutron scattering measurements

Ferroelectrics

Volumn 184, Issue 1-4, 1996, Pages 277-280

  Foussadier, L ^a   Fontana, M D ^a  

^a UNIVERSITÉ DE LORRAINE   (France)

Author keywords

[No Author keywords available]

Indexed keywords

CALCULATIONS; ESTIMATION; FERROELECTRIC MATERIALS; NEUTRON SCATTERING; PHASE TRANSITIONS; THERMAL EFFECTS;

CORRELATION RADIUS; INELASTIC NEUTRON SCATTERING; POLAR FLUCTUATIONS; POTASSIUM TANTALUM NIOBATE; SOFT MODE CORRELATION LENGTH;

POTASSIUM COMPOUNDS;

EID: 0030374712     PISSN: 00150193     EISSN: None     Source Type: Journal    
DOI: 10.1080/00150199608230275     Document Type: Article

References (11)

1. See for example U.T. Höchli, K. Knorr, and A.Loidl, Adv. Phys. 39, 405 (1990)
2. B.E. Vugmeister and M.D. Glinchuk, Rev. Mod. Phys. 62, 938 (1990)
3. P. DiAntonio, B.E. Vugmeister, J. Toulouse and L.A. Boatner, Phys. Rev. B, 47 5629 (1993)
4. G. Shirane, R. Nathans, and V.J. Minkiewicz, Phys. Rev. 157, 396 (1967) J D. Axe, J. Harada and G. Shirane, Phys. Rev. B 1, 1227 (1970)
5. G. Shirane, R. Nathans, and V.J. Minkiewicz, Phys. Rev. 157, 396 (1967) J D. Axe, J. Harada and G. Shirane, Phys. Rev. B 1, 1227 (1970)
6. M.D. Fontana, G. Kugel, L. Foussadier and W. Kress, Europhysics letters 23 (6) (1993)
7. L. Foussadier, M.D. Fontana and W. Kress, J.Phys.: Condens Matter (to be published)
8. See for example H. Vogt, J. Phys.: Condens. Matter 3, 3697 (1991)
9. c in KTL, we have used the experimental dispersion curves of the soft mode, R. Klein et al, submitted to Phys. Rev. B
10. C.A Azzini, G.P. Banfi, G. Giulotto and U.T. Höchli, Phys. Rev. B 43, 7473 (1991)
11. G. Kugel, H. Vogt, W. Kress and D. Rytz, Phys. Rev. B 30, 2 (1984)