Dipole ordering effects and reentrant dipolar glass state in KTaO.sub.3./sub.:Li, Nb

0133645 - FZU-D 20010445 RIV US eng J - Journal Article
Trepakov, Vladimír - Savinov, Maxim - Giulotto, E. - Galinetto, P. - Camagni, P. - Samoggia, G. - Boatner, L. A. - Kapphan, S. E.
Dipole ordering effects and reentrant dipolar glass state in KTaO₃:Li, Nb.
Physical Review. B. Roč. 63, - (2001), s. 172203-1-172203-4. ISSN 0163-1829
R&D Projects: GA ČR GA202/00/1425; GA MŠMT LN00A015
Institutional research plan: CEZ:AV0Z1010914
Keywords : Raman scattering * incipient ferroelectric KTaO₃ * soft mode * dipole ordering effects
Subject RIV: BM - Solid Matter Physics ; Magnetism
Impact factor: 3.070, year: 2001

Dielectric permittivity and Raman-scattering studies reveal uncoventional dipole ordering and structural effects that arise in th incipient ferroelectric KTaO_{3 due to the simultaneous presence of off-center Li+ and Nd^{5+ ions.
Permanent Link: http://hdl.handle.net/11104/0031608}}