Improved Ferroelectric and Leakage Properties of Ce Doped in BiFeO₃ Thin Films

Table 1

Raman scattering modes of the pure and Ce doped BiFeO₃ thin films.

Raman modes	BiFeO3 thin films	Ce doped BiFeO3 thin films
A1-1 (cm^−1)	141.10	139.06
A1-2 (cm^−1)	167.88	167.35
A1-3 (cm^−1)	198.66	197.66
E-2 (cm^−1)	268.60	254.68
E-5 (cm^−1)	355.53	346.64
A1-4 (cm^−1)	428.25	—
E-7 (cm^−1)	471.04	487.72
E-8 (cm^−1)	523.04	541.48
E-9 (cm^−1)	612.05	595.63