610305.fig.0049
Figure 49: Effect of value on HFD shape extracted from 4.2 K Mössbauer spectrum for small Fe particles. (a) 0.05 T ( 𝜆 = 0, 𝐻 o i = 33.3 T, l = 0.36 mm s−1; HR = 0.8414, 𝜒 2 = 1.099); (b) = 0.15 T ( 𝜆 = 0, 𝐻 o i = 30.3 T, l = 0.34 mm s−1; HR = 0.8204, 𝜒 2 = 1.071); (c) = 0.5 T ( 𝜆 = 0, 𝐻 o i = 22.0 T, l = 0.33 mm s−1; HR = 0.7795, 𝜒 2 = 1.012); (d) = 0.8 T ( 𝜆 = 0, 𝐻 o i = 15.0 T, l = 0.31 mm s−1; HR = 0.7593, 𝜒 2 = 0 . 9 9 1 7 ).