Table 2. Mean Isomer Shift (δ), Mean Quadrupole Shift (2ε), Mean Hyperfine Field (Bhyf), Mean Canting Angle (θ), and Relative Amount of Fe in A and B Cavities Evaluated from Fitting In-Field Mössbauer Spectra Are Reported for Samples CFO, CFO210, and CFO320a.
| sample | site | δ (mm s–1) | 2ε (mm s–1) | Bhyf (T) | θ (°) | FeA,B/Fetotal |
|---|---|---|---|---|---|---|
| CFO | Fe3+A | 0.36(1) | –0.00(1) | 52.0(2) | 15 | 0.34(1) |
| Fe3+/2+B | 0.60(1) | –0.11(1) | 51.2(2) | 24 | 0.66(1) | |
| CFO210 | Fe3+A | 0.35(1) | –0.00(1) | 52.0(2) | 14 | 0.34(1) |
| Fe3+/2+B | 0.60(1) | –0.15(1) | 51.6(2) | 23 | 0.66(1) | |
| CFO320 | Fe3+A | 0.35(1) | –0.00(1) | 51.8(2) | 15 | 0.34(1) |
| Fe3+/2+B | 0.60(1) | –0.12(1) | 51.2(2) | 25 | 0.66(1) |
a
Uncertainties on the last digit are given in parentheses and the error for canting angle has been assessed to be 10°.