Figure 3

(a) Raman spectroscopy of MWCNT-COOH, and MWCNT-LVX; (b) XRD pattern of MWCNT-COOH, MWCNT-NH2, and MWCNT-LVX. Abbreviations: MWCNT: Multi-walled carbon nanotube; LVX: Levofloxacin; MWCNT-COOH: Carboxylic acid-functionalized MWCNTs; MWCNT-NH2: Aamine-functionalized MWCNTs; MWCNT-LVX: Levofloxacin-loaded functionalized MWCNTs.