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Figure 5
LeBail-fit of the powder pattern acquired for the sample prepared at 1250°C (Co Kα1 radiation) at ambient conditions. Observed step intensities are represented by small circles. Calculated step intensities (solid line) have been modeled based on a mixture of the two polytypes of SFCA-III. Tick marks for the Bragg peaks of each phase are given (first row: triclinic SFCA-III; second row: monoclinic SFCA-III). The lower line represents the difference curve between observed and calculated step intensities. 2θ given in °. |
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