Study of Raman Spectra of Pb3(P0.5 V0.5O4)2Crystallized in Nanoscale Opal Pores

The results of Raman spectra investigation of dielectric Pb
₃
(P
_0.5
V
_0.5
O
₄
)
₂
crystallized in pores of synthetic opal are presented. The comparative analysis of these spectra with Raman spectra of Pb
₃
(P
_0.5
V
_0.5
O
₄
)
₂
in the monocrystalline state is carried out. Due to fitting o the spectra it was possible to reveal the changes in position of the spectral lines and their half-widths. It was shown that these effects may be caused by changing in the lengths of bonds inside the Pb
₃
(P
_0.5
V
_0.5
O
₄
)
₂
molecule as a result of crystallization in nano-sized pores of synthetic opal.