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Table 1 Results obtained from Rietveld analysis of XRD data for the CFTS sample

From: Mechanochemical Solvent-Free Synthesis of Quaternary Semiconductor Cu-Fe-Sn-S Nanocrystals

Parameter Stannite Cu2FeSnS4 Rhodostannite Cu2FeSn3S8
Space group I-42m I-41/a
Crystallite size (nm) 18.5 19
Strain, ε (%) 0.73 0.41
Lattice parameters
 a (Å) 5.4029 ± 1E−3 7.3011 ± 1.5E−3
 c (Å) 10.7471 ± 3E−3 10.3828 ± 3E−3
Cell volume, V3) 313.74 553.46
Occurrence (%) 76 24