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Ferroelastic phase in SrBi.sub.2./sub.Ta.sub.2./sub.O.sub.9./sub. and study of the ferroelectric phase-transition dynamicy
- 1.0133766 - FZU-D 20020147 RIV US eng J - Journal Article
Kamba, Stanislav - Pokorný, Jan - Porokhonskyy, Viktor - Petzelt, Jan - Moret, M. P. - Garg, A. - Barber, Z. H. - Zallen, R.
Ferroelastic phase in SrBi2Ta2O9 and study of the ferroelectric phase-transition dynamicy.
Applied Physics Letters. Roč. 81, č. 6 (2002), s. 1056-1058. ISSN 0003-6951. E-ISSN 1077-3118
R&D Projects: GA ČR GA202/01/0612; GA AV ČR IAA1010213
Institutional research plan: CEZ:AV0Z1010914
Keywords : ferroelectrics * ferroelastics * domains * soft mode
Subject RIV: BM - Solid Matter Physics ; Magnetism
Impact factor: 4.207, year: 2002
Polarized microscope observation of ferroelastic domains in a SrBi2Ta2O9 reveals the presence of domains up to Tc1÷ 770K, which supports the ferroelasticity and Amam symmetry of the intermediate phase between ferroelectric and paraelectric phases.
Permanent Link: http://hdl.handle.net/11104/0031724
Number of the records: 1