Table 1 Summary of averaged lattice constant, tetragonal ratio, measured (Exp.) and calculated (Cal.) Curie temperature Tc of PSMO films with different thicknesses.
Thickness (nm) | a (Å) | c (Å) | c/a | MnO 6 Tilt | T c /T c, 30 nm | |
|---|---|---|---|---|---|---|
Exp. | Cal. | |||||
12 | 3.790 | 3.957 | 1.044 | a 0 a 0 c − | — | — |
30 | 3.790 | 3.959 | 1.045 | a 0 a 0 c − | 1 | 1 |
50 | 3.790 | 3.958 | 1.044 | a − a − c − | 1.013 | 1.006 |
80 | 3.792 (L) | 3.956 (L) | 1.043 (L) | a − a − c − | 1.221 | 1.040 |
3.796 (R) | 3.947(R) | 1.040 (R) | Â | Â | Â | |
100 | 3.792 (L) | 3.954(L) | 1.043 (L) | a − a − c − | 1.275 | 1.102 |
3.807 (R) | 3.924(R) | 1.031 (R) | Â | Â | Â | |
