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Fig. 3. (Color online) (a) FT-IR spectra of pre-treated and non-treated CF. (b) SEM image of defective sites of non-treated WNAC. SEM image of (c) HNO3 treated and (d) non-treated WNAC.
New Phys.: Sae Mulli 2023;73:429~436 https://doi.org/10.3938/NPSM.73.429
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