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Normalized attenuated total reflection Fourier-transform infrared (ATR-FTIR) spectra of (a) monolithic PVA and PVA/TSC5 fiber mats. (b) HapyTSCmB, (c) monolithic PVA, PVA/TSC5, and core–shell PVA/TSC10-PVA fibers. The spectra were normalized based on the 1427 cm−1 CH2 bending vibration.
