Ultraviolet visible absorption spectra (UV–vis) were measured in toluene solution at 370 nm to examine dispersion stability of the composites using a U-3900/3900H UV–vis spectrophotometer
Ultraviolet visible absorption spectra (UV–vis) were measured in toluene solution at 370 nm to examine dispersion stability of the composites using a U-3900/3900H UV–vis spectrophotometer