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. Author manuscript; available in PMC: 2012 May 6.
Published in final edited form as: J Chromatogr A. 2011 Mar 17;1218(18):2546–2552. doi: 10.1016/j.chroma.2011.02.055

Fig. 6.

Fig. 6

FT-IR spectra of prisine MWNT (a), MWNT after oxidative cutting (b), and after heating the oxidized MWNT to 600 °C.