A generalized arrhenius law in dilute KTaO.sub.3./sub.:Li versus the vogel-fulcher approach

0133865 - FZU-D 20020044 RIV GB eng J - Článek v odborném periodiku
Prosandeev, S. A. - Trepakov, V. A. - Savinov, Maxim - Jastrabík, Lubomír - Kapphan, S. E.
A generalized arrhenius law in dilute KTaO₃:Li versus the vogel-fulcher approach.
Integrated Ferroelectrics. Roč. 37, 1-4 (2001), s. 267-274. ISSN 1058-4587. E-ISSN 1607-8489
Grant CEP: GA ČR GA202/00/1425; GA MŠMT ME 429
Výzkumný záměr: CEZ:AV0Z1010914
Klíčová slova: relaxors * phase transition * mode coupling * KTaO₃:Li * theory
Kód oboru RIV: BM - Fyzika pevných látek a magnetismus
Impakt faktor: 0.512, rok: 2001

The temperature-frequency dependencies (5 K-300 K, 100 Hz - 1 MHz) of the dielectric permitivity î' and î'' in dilute (x< 0.01) K_1-xLi_xTaO₃ were studied and analyzed in detail.
Trvalý link: http://hdl.handle.net/11104/0031816