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Table 1 Far-IR spectra characteristics obtained for CER/amino-MMT nanocomposites

From: The impact of ultra-low amounts of amino-modified MMT on dynamics and properties of densely cross-linked cyanate ester resins

Amino-MMT content (wt. %) Ring vibrations (librations) Skeletal vibrations
ν  · (cm) −1 K · (cm) −1 ν  · (cm) −1 K · (cm) −1
0 77.0 9.9 194.0 12.2
0.05 81.0 9.2 193.5 12.2
0.5 80.5 9.4 193.5 12.3
1 79.5 9.5 194.0 12.3
2 78.5 9.5 196.0 12.3
5 78.0 9.4 196.5 12.3