Figure 7.
FTIR spectra of (a) PLA/15%nHA; (b) PLA/15%nHA-1%GO; (c) PLA/15%nHA-2%GO and (d) PLA/15%nHA-3%GO nanocomposite fibers. The enlarged spectra in the wave number ranging from 500 to 700 cm−1 are presented.
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