Research Article
Structural and Ferroic Properties of La, Nd, and Dy Doped BiFeO3 Ceramics
Table 3
Raman modes (cm
−1) for Bi
0.8RE0.2FeO
3 (
RE = La, Nd, and Dy) samples and the bulk BiFeO
3 (Kothari et al. [
20]).
| Raman modes (cm−1) | BFO bulk [20] | BLFO | BNFO | BDFO |
| -1 | 135.15 | 135.95 | 139.06 | 142.33 | -2 | 167.08 | 174.52 | — | 176.88 | -3 | 218.11 | — | — | — | -4 | 430.95 | 434.14 | — | — | -1 | 71.39 | 67.44 | 68.24 | — | -2 | 98.36 | — | 97.91 | — | -3 | 255.38 | — | — | 234.32 | -4 | 283.0 | 273.93 | 298.01 | 278.77 | -5 | 321.47 | — | — | 326.52 | -6 | 351.55 | 373.35 | — | 386.31 | -7 | 467.60 | 475.53 | 488.53 | 475.47 | -8 | 526.22 | 527.78 | — | 531.89 | -9 | 598.84 | 627.47 | 619.53 | 585.45 |
|
|