Central component in the raman spectrum of KNbO3

A central peak is clearly detected beside the soft phonon in the Raman spectrum of a single-domain KNbO 3 crystal. This central peak is directly connected to the orthorhombic-tetragonal phase transition.

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Bibliographische Detailangaben
Veröffentlicht in:	Phase transitions 1987-01, Vol.9 (2), p.147-154
Hauptverfasser:	Fontana, M. D., Ridah, A., Kugel, G. E.
Format:	Artikel
Sprache:	eng
Schlagworte:	Condensed matter: electronic structure, electrical, magnetic, and optical properties Exact sciences and technology Infrared and raman spectra and scattering Optical properties and condensed-matter spectroscopy and other interactions of matter with particles and radiation Physics
Online-Zugang:	Volltext
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Beschreibung
Zusammenfassung:	A central peak is clearly detected beside the soft phonon in the Raman spectrum of a single-domain KNbO 3 crystal. This central peak is directly connected to the orthorhombic-tetragonal phase transition.
ISSN:	0141-1594 1029-0338
DOI:	10.1080/01411598708240778