Anomalous Incommensurate Soft Mode Damping in Cd 2 Nb 2 O 7 and K 2 SeO 4
1985; Institute of Physics; Volume: 24; Issue: S2 Linguagem: Inglês
10.7567/jjaps.24s2.823
ISSN1347-4065
AutoresН. Н. Колпакова, B. Březina, E. S. Sher,
Tópico(s)Photorefractive and Nonlinear Optics
ResumoSlowing down of decline of the Raman soft mode damping in the incommensurate phase as well as a steep drop of the soft mode integrated intensity at the incommensurate-commensurate phase transition show the existence of the phase mode in the incommensurate phase.
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