Ferroelectric domain in PMN-xPT single crystal studied by piezoresponse force microscopy and finite element analysis

Ferroelectric domain structures in (001)-cut (Pb(Mg
_1/3
Nb
_2/3
)O
₃
)
_0.62
(PbTiO
₃
)
_0.38
and (001)-cut (Pb(Mg
_1/3
Nb
_2/3
)O
₃
)
_0.4
(PbTiO
₃
)o.6 single crystals have been studied by means of piezoresponse force microscopy. The out-of-plane and in-plane domain image reveal the domain pattern in the crystal. Finite element analysis is carried out to interpreate the superposition domain structure and its corresponding domain imaging.