Figure 3.
FTIR spectra of RCF, RCF-CNF2, RCF-SiO22, RCF-CNF1-SiO21, and RCF-CNF2-SiO22: (a) Transmittance of fibers between the wavelength range from 4000 to 500 cm−1; (b) transmittance of fibers between the wavelength range from 1900 to 1400 cm−1.
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