Research Article
Application of Response Surface Methodology for Optimization of Urea Grafted Multiwalled Carbon Nanotubes in Enhancing Nitrogen Use Efficiency and Nitrogen Uptake by Paddy Plants
Figure 3
FT-IR spectra of (a) f-MWCNTs and UF-MWCNTs with (b) 0.5 wt% f-MWCNTs and (c) 0.1 wt% f-MWCNTs.