Functionalized Nanoparticles 8 Fourier transform infrared spectroscopy 6 Suspensions (fluids) 6 Synthesis (chemical) 6 article 6 Adsorption 4 Aqueous solutions 4 Aqueous suspensions 4 Carbon nanotubes 4 Energy transfer 4 Functional groups 4 Molecules 4 Multiwalled carbon nanotubes (MWCN) 4 Nanocomposites 4 Nuclear magnetic resonance spectroscopy 4 Photophysics 4 Polyvinylpyridine 4 Room temperature 4 Scanning electron microscopy 4 Silica 4 X ray crystallography 4 adsorption 4 chemical structure 4 chemistry 4 copper 4 photochemistry 4 priority journal 4 surface property 4 unclassified drug 4