F. Ylli et al., MOSSBAUER INVESTIGATION OF FE-57-DOPED YBA2CU4O8 AND Y0.95CA0.05BA2CU4O8 - INFLUENCE OF HIGH-PRESSURE OXYGEN TREATMENT, Hyperfine interactions, 93(1-4), 1994, pp. 1727-1731
Comparison of RT Mossbauer spectra of samples prepared with low pO(2)
and high pO(2) Suggests incomplete oxygenation of low pO(2) samples. A
t low T, the magnetic hfs appears very gradually, without hf anomalies
.